BRESSER Messier NT-203s/800 EXOS-2/EQ5

203mm f/3.9 Newtonian telescope with mount and tripod

  • Fotonewtonian f/3.9 with 2.5" Hexafoc
  • Aperture: 203mm; Focal Length: 800mm f/3.9; large 85mm secondary mirror
  • Excellent 2.5" HEXAFOC focuser with possibility to upgrade to a 10:1 reduction
  • Equat. EXOS-2 mount with stainless steel tripod and max. load of 13 kg
  • Elaborate 6 point flotation system for mirror support
  • Large knobs for primary and secondary mirror adjustment; handle and camera holder included
  • Equat. EXOS-2 mount with solid stainless steel tripod and max. load of 13 kg
  • Aperture Solar-filter and smartphone adapter for celestial navigation included
  • Precision mount with ball bearings in all axis and adjustable polar finder scope with optional illumination
  • GoTo motors + Startracker optional (part no. 4951750)

€1,115.00*

Available, delivery time: 1-3 days

Product number: 4703808
EAN: 4007922199399
WEEE-Reg.-Nr.: DE 34323861

With BRESSER, you can enjoy a smooth introduction to the vast world of astronomy. Our detailed information ("Telescope Guide") provides valuable tips for beginners—but even experienced astronomers can use the information we provide (e.g., tables for the geographical latitude of all major world cities) as a reference.

Here is the table of contents of the comprehensive BRESSER Telescope Guide:

Sky Guides by Bresser

The Sky Guide provides comprehensive information on constellations, planetary positions, and astronomical events – perfect for planning your observations and delving deeper into astronomy.
Visit the guide directly here to make the most of your observations!
Product information "BRESSER Messier NT-203s/800 EXOS-2/EQ5"
NEW – now including a high-quality aperture Solar-filter for safe observation of sunspots, eclipses and planet transits. Great telescope for night and solar observation.

In the past few years the Bresser Newton telescopes have become the standard workhorse for Deep Sky astrophotography. We now proudly present the second generation of this telescope, the Bresser NT-203s/800 with Hexafoc and fast parabolic main mirror. The Bresser NT-203s/800 f3.9 will deliver you deeper images due to its - compared to 8" f/5 systems - oversized primary mirror and therefore faster optical system with the same exposure time. The big 85 mm secondary prevents vignetting for optimal illumination The excellent 2,5" Hexafoc focuser also does not cause vignetting due to its large diameter and makes focussing a joy - the smoothness and shifting-free operation sets new standards in this price class. This groundbreaking focuser, tube rings with 44mm universal standard dovetail and camera mounting feature and a high-end finderscope with haircross and laser-engraved scale  leave nothing to desire even for demanding astrophotographers. The NT-203s/800 Hexafoc has a classical tube construction with an aluminium tube. The focuser can be upgraded with a 10:1 reduction (part No. 0625720) without problems. Also prepared for use with the HR Coma Corrector (part No. 0510330) which eliminates coma, field-curvature and astigmatism.

Mount and Tripod. The BRESSER EXOS 2 is a rugged mount with high rigidity and precision tracking for visual observation and astrophotography. The tripod is extremely rigid to suppress vibrations really well. This model is very well machined and has an illuminated polar finder scope and precise graduated circles. A powered twoaxis control (BRESSER Exos Duo) or a GoTo-Kit is available as an optional extra. The BRESSER EXOS 2 can take the weight - depending on length and use of up to 13 kg. This allows you to use refractors of up to 152 mm aperture and mirror telescopes of up to 203 mm aperture.

Please note: Reflector telescopes with optical design Newton are very good for astronomical observing at the starry night sky. But these telescopes are not well usable for observing landscape and nature during daylight. Therefore we suggest BRESSER refractor (lens) telescopes for landscape and nature observing.


CHARCTERISTICS OPTICS
  • Optical design: reflector telescope
  • Mirror diameter: 203mm / focal length: 800mm / F/3.9
  • Maximum recommended magnification: 406x
  • Telescope for night and solar observing
  • Very high quality Hexafoc focuser with 2.5" free inner diameter
  • Diffraction limited optics with parabolic main mirror
  • 8x50 straight through viewfinder with reticle
  • Optimized finder socket for comfortable use
  • Cradle rings with handle and integrated piggyback camera holder (1/4 thread)
  • Smartphone adapter for celestial navigation included
  • Dovetail plate with stainless steel rail
  • Can be connected to SLR cameras (optional T2 ring required)
  • 50.8mm (2) to 31.7mm (1,25) adapter with integrated T2 thread (T2-adapter ring for your camera is needed)
  • Backfocus fully inward focused: 60mm
  • 85mm secondary mirror for optimal illumination
  • Large knobs for primary and secondary mirror adjustment
  • Tube without accessories: 8.7 kg - Tube with all accessories mounted: 11.5 kg

CHARACTERISTICS MOUNT

  • Stable parallactic mount with fine drive in both axes
  • Ball bearings in both axes for more precise movements
  • Stable height adjustable stainless steel tripod ( Min. 69cm / Max. 109.5cm )
  • Load capacity up to 13 kg payload
  • Retrofittable with the Bresser Star Tracker Goto Kit ( item no. 4951750 )
  • Circular bubble for easy horizontal alignment
  • Pole height scale for setting the latitude
  • Scaled graduated circular rings to facilitate finding objects using a star atlas or planetarium software
  • Pole finder scope with optional illumination ( item no. 4964212 )
  • Tripod weight: 4.7 kg
  • Mount weight: 5.6 kg (without counterweight)
  • Total weight incl. counterweight: 19.3 kg
  • Batteries: not included
SCOPE OF DELIVERY
  • Optical tube
  • 26mm Super Plössl eyepiece (31.7mm / 1.25")
  • Integrated 31.7 mm and T2 adapter
  • Prism rail with stainless steel clamping surface
  • Adapter for 50.8 mm (2") eyepieces
  • 8x50 optical viewfinder
  • Rotatable star map
  • Aperture solar filter
  • Tube clamp with handle and camera holder
  • Smartphone adapter for celestial navigation
  • Adjustable polar finder scope with optional illumination
  • Astronomy PC software Stellarium (via download)
  • BRESSER EXOS-2 mount
  • Stainless steel tube field tripod with accessory tray
  • 2 x 4.5 kg counterweight
Angular resolution (arc seconds): 0.56
Aperture ratio: 3.9
Batteries included: 0
Bearing in alt-azimuth / RA: 2 ball bearings
Bearing in elevation / DEC: 2 ball bearings
Colour: white
Compass: 0
Counterweight (kg): 9
ED glass: 0
Extended warranty (years): 10
Eyepiece Barrel Diameter (mm): 50.8
Field of application [Telescopes]: Deep Sky Observation, Deep Sky Photography, Lunar observation, Planetary observation, Planetary photography, Solar observation
Finderscope: 8 x 50 mm
Focal length (mm): 800
Focus Group [Telescopes]: Advanced Amateurs, Specialists and Research, Visual enthusiasts
Focusing system: 2.5" Hexafoc
Magnification from: 20
Magnification up to: 400
Material: Aluminium
Material OTA: Aluminium
Material Primary mirror: BK-7
Material tripod 3): Stainless Steel
Mirror/Lens diam. (mm): 203
Mount Type [Telescopes]: German/Equatorial Mount
Net weight OTA (incl. accessories) (kg): 11.5
Net weight mount (incl. accessories) (kg): 5.6
Net weight tripod (incl. accessories) (kg): 4.7
Optical design: Newtonian Reflector
Polefinder scope: included, illumination optional
Primary mirror diam. (mm): 203
Product Family [Telescopes]: Reflector telescope
Reticle: 0
Secondary mirror diameter (mm): 85
Total height (mm): 1750
Total length (mm): 1000
Total width (mm): 1000
Tripod height adjustment: 0
Tube diameter (mm): 235
Tube length (mm): 700

Produkt- und Sicherheitshinweise


Manufacturer: 
Bresser GmbH, Gutenbergstraße 2, 46414 Rhede

Contact: 
www.bresser.de


Accessories

EXPLORE SCIENTIFIC Solarix Solar Filter Film A4
​Explore Scientific Solarix Solar Filter Film.Watch Solar Eclipses, Sun Spots, Planet Transits, crossing aircrafts and satellites.Suitable for making your individual solar filter for telescopes, binoculars, photo- and video cameras.New developed solar filter film that has the optical quality of the glass with the advantages of impregnated polymer.Collateral protection by using impregnated polymer and additional filter coated surface.Creates a very natural and yellow solar image.Also qualified for high magnifications.Consistent brightness and even density with any aperture.Ideal for visual observing and photographic use.Light weight and does not require re-balancing tube assembly.Flat surface compared to other thin film filters that have wrinkles and creases.Resistant against any damage.Construction manual included for making your individual solar filter and eclipse glasses.100% safeSpecifications:Material thickness: 0.05mm Optical density:  5Optical transmission: 1/1000 of 1%  (99.999% incoming light blocked)Dimension: A4 - 210 x 297mmSCOPE OF DELIVERYSolar Filter Film, A4 sizeHard carton stencil for cutting out a telescope filter holder and eclipse glassesContruction- and Instruction manual Additional materials which need to be purchased separately:Double sided gluing tape.Universal adhessive glue.Paper scissor.

€19.90*
€50 Gift Card
BRESSER Gift Voucher worth 50€  Every year, birthdays, anniversaries, Christmas, and other special occasions come around relentlessly. And with them, the same question arises: How can we bring joy to our loved ones on these special occasions? Send men, women, and children on unique journeys of discovery with a BRESSER voucher.  Give the gift of foresight – the BRESSER voucher worth 50 euros  A gift only brings joy to both sides if it suits the recipient. This is how you can tell that a BRESSER gift voucher is guaranteed to be received with a joyful smile: Do one or more of the following statements apply?  The recipient … … gazes through the telescope at the sky on every clear night. … always takes a soil sample on vacation, which is then examined under the microscope at the hotel. … loves exploring nature with open eyes while hiking, camping, or hunting. … passionately runs their own photo studio. … never misses the weather forecast. … is enthusiastic about innovative technology and new gadgets. … is open to everything and always strives to expand their horizons. A match? Then you’ve found the perfect gift with a BRESSER voucher. Whether an absolute beginner or a passionate professional, the diverse products in the fields of astronomy, microscopy, sport optics, photo studio, weather & time, and electronics allow your loved ones to gain wonderful insights into fascinating worlds. And it’s not just for the grown-up explorers: Surprise children with a BRESSER voucher, enabling them to engage with science in a playful and age-appropriate way.  How to get the 50-euro BRESSER voucher Would you like to open up new perspectives for a loved one? It couldn't be easier: Choose one of the beautiful voucher designs. Astronomy, microscopy, electronics, etc. – there’s a great look for every area of interest. Important: No matter which design you choose, every gift voucher can, of course, be redeemed throughout the entire shop at bresser.de. Enter your name and the name of the recipient. You can then write a message of up to 300 characters to make your voucher a truly personal gift. Now just add it to your shopping cart and complete the payment. Once the order process is complete, the gift voucher is sent as a PDF directly to your email inbox. From there, you can send it digitally from afar or print it out and present it in person.  Give the gift of a broader perspective – with the BRESSER 50-euro voucher for women, men, and children. 

€50.00*
EXPLORE SCIENTIFIC HR Coma Corrector
After three years of testing and refining we are extremely proud to present the new Explore Scientific High Resolution (HR) Coma Corrector. This corrector is a class of it´s own - it is fully functional for visual use and expands the focal length by only 6%! The Explore Scientific Coma Correktor is delivered as a complete set together with a rotating helical focuser with laser-etched scale, so you get a full package: corrector, adaptor to T2 (M42x0.75mm), adaptor to M48 (M48x0.75) and the helical focuser for visual fun. This coma corrector really is "high resolution" - it deliveres a visual polystrehl performance of 0,98 at f/4 and 0,96 at f/3! So it can stay in the telescope - and you will not only enjoy a tack-sharp Jupiter, but aslo sharp and defined moons in the future! What this means in terms of performance is shown in the three pictures with the graphs - the sharpness increase in those comparisons with and without corrector are stunning (examples are 400mm f/4, f/3,5 and f/3). Please notice: These graphs are for FLAT FIELD! You will get this performance without refocussing! Diameter of the field is 30mm - it doesn´t make sense to increase this with 2" and fast optical systems. Length of the 2" corrector barrel is approx. 85mm and it can be used with almost all 2" focusers on the market. To use the HR Coma Corrector visually, you need to have at least 32mm spare inward travel at your focuser, while the focus is on the same plane as the focusers end. Photographically there is no problem - the HR Coma Corrector shifts the focus outward by about 35mm, so that you will have no problem in achieving focus, when you are able to focus your camera without the HR Coma Corrector. FEATURESEliminates coma, field-curvature and astigmatism in newtonians Diffraction limited performance on axis and in the field Flattens the field Works for very fast systems down to f/3 Four-lens construction Can be used with almost all 2" focusers on the market SCOPE OF DELIVERY High Resolution (HR) Coma Corrector Adaptor to T2 (M42x0.75mm) Adaptor to M48 (M48x0.75) Helical focuser

€345.00*
BRESSER MikrOkular Full HD eyepiece camera
Save pictures and videos from your microscope or telescope directly in Full HD resolution on your PC. The BRESSER MikrOkular Full HD is an eyepiece camera that can be used directly instead of the eyepiece of your telescope or microscope. Adapters for various devices (all common eyepiece dimensions from different manufacturers) and multilingual recording software for Windows are already included in the scope of delivery. With this camera you can document your microscope or telescope observation or share it with others. Ideal for hobby, school, study and work. The camera can take pictures of the moon and the bright planets on the telescope. In microscopy, the camera is mainly used for shooting in brightfield and incident light. FEATURESmetal housing, mini USB socketresolution 1920 x 1080 Pixel, Full HDPixel size: 3x3 µm, sensor size: 5.86 x 3.28 mm23,2mm barrel, integrated UV/IR blocking filter30mm; 30,5mm adapter for various microscopes and telescopes included31,7mm (1,25") adapter for telescopes includes with thread for 1,25" filtersmultilingual recording software for Windowsimage format jpg, bmp, tif, pngvideo format avi SYSTEM REQUIREMENTSWindows 10 or 11Intel i3, i5, i7 or i9 CPU from the 2nd generation orAMD FX or Ryzen CPUinternet connection for software downloadUSB 2.0 SCOPE OF DELIVERYcamera module incl. dust capUSB-cableCamLabLite-Software as a download link, language versions German, English, French, Turkish, Russian, Polish, Indonesian, ChineseUsers Guide included in the software (German, English)Adapters 30mm, 30,5mm, 31,7mm (1,25”)

€67.90*
EXPLORE SCIENTIFIC 82° Ar Eyepiece 11mm (1,25")
Explore Scientific 82° Series™ extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics. The visual effect of these eyepieces with their long eye-relief and their 82° apparent field is truly a full-immersion experience. Your eye is relaxed, allowing you to easily use the "averted vision" technique to study faint details across a huge field-of-view. The 82° Series eyepieces come with a twist-up rubber eye-guard that raise to the desired height for the comfort of the observer, and as experienced astronomers know, eye comfort is critical when trying to observe at the visual limits of the telescope. To keep internal reflections to a minimum, all internal surfaces of the eyepiece barrel are flat black, as well as the edges of the lenses themselves to minimize the scattering of light within the lenses themselves. All 82° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€175.00*
EXPLORE SCIENTIFIC 82° Ar Eyepiece 14mm (1,25")
Explore Scientific 82° Series™ extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics. The visual effect of these eyepieces with their long eye-relief and their 82° apparent field is truly a full-immersion experience. Your eye is relaxed, allowing you to easily use the "averted vision" technique to study faint details across a huge field-of-view. The 82° Series eyepieces come with a twist-up rubber eye-guard that raise to the desired height for the comfort of the observer, and as experienced astronomers know, eye comfort is critical when trying to observe at the visual limits of the telescope. To keep internal reflections to a minimum, all internal surfaces of the eyepiece barrel are flat black, as well as the edges of the lenses themselves to minimize the scattering of light within the lenses themselves. All 82° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€185.00*
EXPLORE SCIENTIFIC 82° Ar Eyepiece 18mm (2")
Explore Scientific 82° Series™ extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics. The visual effect of these eyepieces with their long eye-relief and their 82° apparent field is truly a full-immersion experience. Your eye is relaxed, allowing you to easily use the "averted vision" technique to study faint details across a huge field-of-view. The 82° Series eyepieces come with a twist-up rubber eye-guard that raise to the desired height for the comfort of the observer, and as experienced astronomers know, eye comfort is critical when trying to observe at the visual limits of the telescope. To keep internal reflections to a minimum, all internal surfaces of the eyepiece barrel are flat black, as well as the edges of the lenses themselves to minimize the scattering of light within the lenses themselves. All 82° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€209.00*
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EXPLORE SCIENTIFIC 82° Ar Eyepiece 24mm (2")
Explore Scientific 82° Series™ extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics. The visual effect of these eyepieces with their long eye-relief and their 82° apparent field is truly a full-immersion experience. Your eye is relaxed, allowing you to easily use the "averted vision" technique to study faint details across a huge field-of-view. The 82° Series eyepieces come with a twist-up rubber eye-guard that raise to the desired height for the comfort of the observer, and as experienced astronomers know, eye comfort is critical when trying to observe at the visual limits of the telescope. To keep internal reflections to a minimum, all internal surfaces of the eyepiece barrel are flat black, as well as the edges of the lenses themselves to minimize the scattering of light within the lenses themselves. All 82° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€289.00* €325.00* (11.08% saved)
EXPLORE SCIENTIFIC 82° Ar Eyepiece 30mm (2")
Explore Scientific 82° Series™ extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics. The visual effect of these eyepieces with their long eye-relief and their 82° apparent field is truly a full-immersion experience. Your eye is relaxed, allowing you to easily use the "averted vision" technique to study faint details across a huge field-of-view. The 82° Series eyepieces come with a twist-up rubber eye-guard that raise to the desired height for the comfort of the observer, and as experienced astronomers know, eye comfort is critical when trying to observe at the visual limits of the telescope. To keep internal reflections to a minimum, all internal surfaces of the eyepiece barrel are flat black, as well as the edges of the lenses themselves to minimize the scattering of light within the lenses themselves. All 82° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€365.00*
EXPLORE SCIENTIFIC 82° Ar Eyepiece 4,7mm (1,25")
Explore Scientific 82° Series™ extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics. The visual effect of these eyepieces with their long eye-relief and their 82° apparent field is truly a full-immersion experience. Your eye is relaxed, allowing you to easily use the "averted vision" technique to study faint details across a huge field-of-view. The 82° Series eyepieces come with a twist-up rubber eye-guard that raise to the desired height for the comfort of the observer, and as experienced astronomers know, eye comfort is critical when trying to observe at the visual limits of the telescope. To keep internal reflections to a minimum, all internal surfaces of the eyepiece barrel are flat black, as well as the edges of the lenses themselves to minimize the scattering of light within the lenses themselves. All 82° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€165.00*
EXPLORE SCIENTIFIC 82° Ar Eyepiece 6,7mm (1,25")
Explore Scientific 82° Series™ extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics. The visual effect of these eyepieces with their long eye-relief and their 82° apparent field is truly a full-immersion experience. Your eye is relaxed, allowing you to easily use the "averted vision" technique to study faint details across a huge field-of-view. The 82° Series eyepieces come with a twist-up rubber eye-guard that raise to the desired height for the comfort of the observer, and as experienced astronomers know, eye comfort is critical when trying to observe at the visual limits of the telescope. To keep internal reflections to a minimum, all internal surfaces of the eyepiece barrel are flat black, as well as the edges of the lenses themselves to minimize the scattering of light within the lenses themselves. All 82° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€165.00*
EXPLORE SCIENTIFIC 82° Ar Eyepiece 8.8mm (1.25")
Explore Scientific 82° Series™ extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics. The visual effect of these eyepieces with their long eye-relief and their 82° apparent field is truly a full-immersion experience. Your eye is relaxed, allowing you to easily use the "averted vision" technique to study faint details across a huge field-of-view. The 82° Series eyepieces come with a twist-up rubber eye-guard that raise to the desired height for the comfort of the observer, and as experienced astronomers know, eye comfort is critical when trying to observe at the visual limits of the telescope. To keep internal reflections to a minimum, all internal surfaces of the eyepiece barrel are flat black, as well as the edges of the lenses themselves to minimize the scattering of light within the lenses themselves. All 82° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€175.00*
EXPLORE SCIENTIFIC 100° Ar Eyepiece 14mm (2")
These eyepieces with their huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay attention to subtle details for extended periods. These ultra-wide angle eyepieces played a critical role in the military for aiming at targets, and their long eye-relief counterparts helped reduce eye injury from recoil.Each 100° Series Argon-Purged Waterproof eyepiece is internally sealed and purged with inert, dry argon gas to prevent internal fogging, to halt the intrusion of fine particulates and fungus. This also maximizes the life of the internal coatings.To make sure, every 100° eyepiece is tested by submerging them down to 1 meter of water for 30 minutes.All 100° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€439.00*
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EXPLORE SCIENTIFIC 100° Ar Eyepiece 20mm (2")
These eyepieces with their huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay attention to subtle details for extended periods. These ultra-wide angle eyepieces played a critical role in the military for aiming at targets, and their long eye-relief counterparts helped reduce eye injury from recoil. Each 100° Series Nitrogen-Purged Waterproof eyepiece is internally sealed and purged with inert, dry nitrogen gas to prevent internal fogging, to halt the intrusion of fine particulates and fungus, and to maximize the life of the internal coatings. To make sure, every 100° eyepiece is tested by submerging them down to 1 meter of water for 30 minutes. All 100° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€519.00* €649.00* (20.03% saved)
EXPLORE SCIENTIFIC 100° Ar Eyepiece 25mm (2")
These eyepieces with their huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay attention to subtle details for extended periods.These ultra-wide angle eyepieces played a critical role in the military for aiming at targets, and their long eye-relief counterparts helped reduce eye injury from recoil.Each 100° Series Argon-Purged Waterproof eyepiece is internally sealed and purged with inert, dry argon gas to prevent internal fogging, to halt the intrusion of fine particulates and fungus. This also maximizes the life of the internal coatings. To make sure, every 100° eyepiece is tested by submerging them down to 1 meter of water for 30 minutes.All 100° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€899.00*
%
EXPLORE SCIENTIFIC 100° Ar Eyepiece 30mm (3"/76,2mm)
These eyepieces with their huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay attention to subtle details for extended periods.These ultra-wide angle eyepieces played a critical role in the military for aiming at targets, and their long eye-relief counterparts helped reduce eye injury from recoil.Each 100° Series Argon-Purged Waterproof eyepiece is internally sealed and purged with inert, dry argon gas to prevent internal fogging, to halt the intrusion of fine particulates and fungus. This also maximizes the life of the internal coatings. To make sure, every 100° eyepiece is tested by submerging them down to 1 meter of water for 30 minutes.All 100° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€989.00* €1,099.00* (10.01% saved)
EXPLORE SCIENTIFIC 100° Ar Eyepiece 5,5mm (2")
These eyepieces with their huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay attention to subtle details for extended periods. These ultra-wide angle eyepieces played a critical role in the military for aiming at targets, and their long eye-relief counterparts helped reduce eye injury from recoil.Each 100° Series Argon-Purged Waterproof eyepiece is internally sealed and purged with inert, dry argon gas to prevent internal fogging, to halt the intrusion of fine particulates and fungus. This also maximizes the life of the internal coatings.To make sure, every 100° eyepiece is tested by submerging them down to 1 meter of water for 30 minutes. All 100° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€369.00*
EXPLORE SCIENTIFIC 100° Ar Eyepiece 9mm (2")
These eyepieces with their huge apparent field of view not only gave the observer a panoramic visual experience, but they relax the eye so the observer could pay attention to subtle details for extended periods. These ultra-wide angle eyepieces played a critical role in the military for aiming at targets, and their long eye-relief counterparts helped reduce eye injury from recoil.Each 100° Series Argon-Purged Waterproof eyepiece is internally sealed and purged with inert, dry argon gas to prevent internal fogging, to halt the intrusion of fine particulates and fungus. This also maximizes the life of the internal coatings.To make sure, every 100° eyepiece is tested by submerging them down to 1 meter of water for 30 minutes.All 100° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

€369.00*
Explore Scientific 92° LER Eyepiece 12mm
If an observing session is a relaxing and joyful experience is heavily dependend on the choice of eyepieces. People wearing glasses very often have the problem to see the entire field of view when they are using eyepieces with large apparent fields. This problem is now history. The new 92°- LER eyepieces by EXPLORE SCIENTIFIC do not only offer excellent image sharpness and high resolution and contrast over the enourmous full field of view - you can see that full field without problems even with glasses on. Fatigue due to tense head positioning and strained viewing simply does not happen because of the excellent viewing comfort these eyepieces provide even to observers wearing glasses. Enjoy the unique combination of excellent image sharpness out to the edge of the field even for fast optics, superior contrast and unmatched viewing comfort. Eyepieces with perfect combinations of various modern glass substrates and highest standards in manufacturing, quality control and service are a tradition at EXPLORE SCIENTIFIC Tradition - the outstanding resolution and sharpness to the very edge equal that of our eyepieces of the 100° line.These eyepieces are the choice for observers wearing glasses - with excellent performance and durability. The rubber inlet and the foldable eyecups make handling and using in the field easy. The patentet EMD-coating teams up together with internal baffles to produce high contrast images and to prevent reflexes and ghosting.The argon purging effectively prevents internal fogging, and you don´t have to deal with dirt, fungus or cleansing fluids getting between the lenses.The eyepieces are sealed - this makes sure you will be able to enjoy these eyepieces for many years to come. FEATURESLarge eye distance and great image sharpness Excellent viewing position for people with glasses Excellent field sharpness even with fast optics Patented EMD"-coating to maximize contrast Blackened lens edges to avoid reflexes Argon-purging prevents internal fogging, the sealing facilitates cleaning Stainless steel barrel with conical security cutoff Gift box with magnetic lock - additional soft pouch for easy transport in the field SCOPE OF DELIVERY Eyepiece Box Pouch

€549.00*
EXPLORE SCIENTIFIC 92° LER Eyepiece 17mm
If a observing session is a relaxing and joyful experience is heavily dependend on the choice of eyepieces. People wearing glasses very often have the problem to see the entire field of view when they are using eyepieces with large apparent fields. This problem is now history. The new 92°- LER eyepieces by Explore Scientific do not only offer excellent image sharpness and high resolution and contrast over the enourmous full field of view - you can see that full field without problems even with glasses on. Fatigue due to tense head positioning and strained viewing simply does not happen because of the excellent viewing comfort these eyepieces provide even to observers wearing glasses. Enjoy the unique combination of excellent image sharpness out to the edge of the field even for fast optics, superior contrast and unmatched viewing comfort. Eyepieces with perfect combinations of various modern glass substrates and highest standards in manufacturing, quality control and service are a tradition at Explore Scientific Tradition - the outstanding resolution and sharpness to the very edge equal that of our eyepieces of the 100° line.These eyepieces are the choice for observers wearing glasses - with excellent performance and durability. The rubber inlet and the foldable eyecups make handling and using in the field easy. The patentet EMD"-coating teams up together with internal baffles to produce high contrast images and to prevent reflexes and ghosting.The argon purging effectively prevents internal fogging, and you don´t have to deal with dirt, fungus or cleansing fluids getting between the lenses.The eyepieces are sealed - this makes sure you will be able to enjoy these eyepieces for many years to come.

€549.00*
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EXPLORE SCIENTIFIC Dark-Sky Filter 77mm Slim
Universal Dark-Sky Filter with 77mm thread for photo lens. Contrast enhancing filter for Aurora- and Deep-Sky imaging. Especially during Aurora imaging the most important wavelength of 550nm (green) and 630nm (red) this filter let pass by 90%. In comparrision to CLS filters, the Explore Scientific Dark-Sky Filter is blocking also the yellow Sodium (Na) wave at 590nm which elliminates Sodium-lamp street illumination from your picture. This is very useful because the yellow light is always a partially mix of green and red light. Removing the yellow wave-length with any image processing software will always damping also the green and red coloring. For Aurory imaging this is of course not wanted. At these days of increasing light pollution, the Explore Scientific Dark-Sky Filter is absolutely recommended in order to take pictures also from urban conditions. Finally the slim housing design enables its use also with wide-field photo lens and doesn´t cause any vignetting. Pictures at night taken by Bernd Pröschold - www.sternstunden.netTest report:  http://www.sternstunden.net/filter-testing.html  FEATURES Deep Sky Filter Contrast enhancer for Aurora- and Deep-Sky imaging Wide field imaging of the milky-way, time lapse and landscape Lightpollution damping filter Ellimintates the yellow light which can´t be done by any imaging processing software Black anodized filter housing 77mm filter thgread for foto lens flat design of only 4mm height (slim) - no vignetting Ideal also for wide field foto lens Made from optical glass with Neodymoxid SCOPE OF DELIVERY Deep Sky Filter 77mm Dust protection case

€124.00* €155.00* (20% saved)
EXPLORE SCIENTIFIC 2" Variable Polarizing Filter
Universally usable variable polarizing filter with a  2" filter thread.This variable polarizing filter allows for a continuous adjustment of the image brightness. This is very helpful to level strong differences in contrast of different observation objects individually. Particularly for lunar and planetary observations but also for solar observations this filter prevents an outshining of details.Solar observations ONLY together with an adequate solar filter !!! Particularly when a Herschel wedge is used and with large objective lens apertures the use of the variable polarizing filter can reduce the brightness of the observation object to a confortable level. The large adjustment range of 40% to 1% light transmission and the neutral grey filter effect create a comfortable and unadulterated image.The handling is very simple. The desired filtering level is set by turning the two sides of the housing against each other.A 2.0" filter thread on both sides (female/male) allow for the simultaneous use of additional colour filters.FEATURESvariable polarizing filterindividually adjustable image brightnessmade from high-quality optical glassblack anodized aluminium housing2.0" filter thread on both sidesSCOPE OF DELIVERYpolarizing filterprotective box

€79.00*
EXPLORE SCIENTIFIC 2" UHC Nebula Filter
One of the most important obstacles for the exploration of the night sky is the brightening of the night sky by artificial lights, such as streetlights. The night sky is not really dark in the vicinity of towns or cities, which reduces the visibility of objects beyond the solar system enormously. Depending on the type of the celestial object, it is possible to dramatically increase the contrast by blocking annoying artificial light. The EXPLORE SCIENTIFIC UHC filter "zeros in" on the wavelengths of so-called emission nebulae. Those objects glow in special colours - their emission lines. Those emission lines are linked to chemical elements - in this case hydrogen at 486nm and 656nm, plus oxygen at 496nm and 501nm. The EXPLORE SCIENTIFIC UHC nebula filter blocks all other colour wavelengths (and thereby nearly all of artificial light) and only the emission line of the hydrogen and oxygen can pass the filter. The result is astonishing: suddenly nebulae are visible at locations that were completely invisible from, without filters. In suburban skies, for example the Owl-nebula M97, the Veil-nebula NGC 6992 or even the bright Dumbell-nebula M27 are not clearly visible. Using this filter allows you to see nebulae and their structures in much finer detail. A must for every visual observer. The Explore Scientific nebula filters come with a individual test certificate - your guarantee to receive a premium filter.

€83.00*
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EXPLORE SCIENTIFIC 2" O-III Nebula Filter
One of the most important obstacles for the exploration of the night sky is the brightening of the night sky by artificial lights, such as streetlights. The night sky is not really dark in the vicinity of towns or cities, which reduces the visibility of objects beyond the solar systems enormously. Depending on the type of the celestial object it is possible to increase the contrast dramatically by blocking the annoying artificial light. The EXPLORE SCIENTIFIC O-III filter uses a characteristic property of the so called emission nebulae. Those objects glow in special colours, the so called emission lines. Those emission lines are linked to chemical elements - in this case oxygen. The EXPLORE SCIENTIFIC O-III nebula filter blocks all other colours (and thereby nearly all of the artificial light) and only the two emission lines of the oxygen can pass the filter. The result is astonishing: suddenly nebulae are visible at locations that were completely empty without filters. In suburban skies for example the veil nebula NGC 6992 is almost not visible with a 200mm telescope. By using this filter you can see the nebula and its structures without problems. A must for every visual observer. The EXPLORE SCIENTIFIC nebula filters come with a individual test certificate - your guarantee to receive a premium filter.FEATURESenables the observation of so called emission nebulaeblocks almost the entire artificial lightonly the two emission lines of ionised oxygen passes the filterWHAT'S INCLUDED1x 2" O-III nebula filter

€87.00* €109.00* (20.18% saved)
EXPLORE SCIENTIFIC 2" H-Beta Nebula Filter
One of the most important obstacles for the exploration of the night sky is the brightening of the night sky by artificial lights, such as streetlights. The night sky is not really dark in the vicinity of towns or cities, which reduces the visibility of objects bejond the solar systems enourmously. Depending on the type of the celestial object it is possible to increase the contrast dramatically by blocking the annoying artifical light. The Explore Scientific H-beta filter uses a characteristic property of the so called emmission nebulae. Those objekcts glow in special colors, the so called emmission lines. Those emmission lines are linked to chemical elements - in this case hydrogen. The Explore Scientific H-beta nebula filter blocks all other colors (and thereby nearly all of the artificial light) and only the emmission line of the hydrogen can pass the filter. The result is astonoishing: suddenly nebulae are visible at locations that were completely empty without filters. In suburbian skies for example the horsehead nebula is almost not visible with a 300mm telescope. By using this filter you can see the nebula and its structures without problems. A must for every visual observer. The Explore Scientific nebula filters come with a individual test certificate - your guarantee to receive a premium filter.

€121.00*
EXPLORE SCIENTIFIC 2" Grey- Moonfillter ND-09
The neutral density filter transmits light uniformly across the entire visual spectrum. It serves as an excellent filter to reduce glare and irradiation when observing the Moon with any telescope 4"(10.2cm) and larger. The ND96 filter may also be employed in the splitting of close double stars where one of the binary pair significantly exceeds the other in brightness. Color Filter #ND96 Moon Filter (0.9 density; 13% transmission)

€48.00*
EXPLORE SCIENTIFIC 1.25" Variable Polarizing Filter
Universally usable variable polarizing filter with a  1.25" filter thread.This variable polarizing filter allows for a continuous adjustment of the image brightness. This is very helpful to level strong differences in contrast of different observation objects individually. Particularly for lunar and planetary observations but also for solar observations this filter prevents an outshining of details.Solar observations ONLY together with an adequate solar filter !!! Particularly when a Herschel wedge is used and with large objective lens apertures the use of the variable polarizing filter can reduce the brightness of the observation object to a confortable level. The large adjustment range of 40% to 1% light transmission and the neutral grey filter effect create a comfortable and unadulterated image.The handling is very simple. The desired filtering level is set by turning the two sides of the housing against each other.A 1.25" filter thread on both sides (female/male) allow for the simultaneous use of additional colour filters.FEATURESvariable polarizing filterindividually adjustable image brightnessmade from high-quality optical glassblack anodized aluminium housing1.25" filter thread on both sidesSCOPE OF DELIVERYpolarizing filterprotective box

€58.00*
EXPLORE SCIENTIFIC 2" CLS Nebula Filter
Besides air turbulence, the brightening of the night sky is the biggest obstacle to observing faint objects beyond the solar system. Street lamps and other artificial lighting mean that the sky in human settlements is no longer really black. This affects the contrast and thus the perception of deep-sky objects. Depending on the type of celestial object, however, part of disturbing artificial light can be filtered out, making it easier to observe fainter targets.The EXPLORE SCIENTIFIC CITY LIGHT SUPRESSION - or CLS - filter uses the fact that the artificial lighting is not evenly distributed over the entire spectrum. These colours - in the case of the EXPLORE SCIENTIFIC CLS nebula filter, above all the typical colours of mercury and high-pressure lamps, used in street lighting - are suppressed, but the emissions of deep-sky objects are allowed through. With a slightly brightened sky, some relatively bright deep-sky objects are practically invisible with a telescope, for example the large galaxy M101. Using this filter makes observation much easier. A must have for any visual amateur astronomer.  The CLS can also be used as a useful photographic filter - helping to improve the quality of your telescopic deep sky photos.The EXPLORE SCIENTIFIC nebula filters are delivered with an individual test report - so you can be sure of receiving high-quality filters.SPECIFICATIONS:eliminates disturbing light - e.g. from street lightingenables observation of faint deep sky objectsWHAT'S INCLUDED:1x nebula filter

€83.00*
EXPLORE SCIENTIFIC 1.25" Filter Grey ND0.9
The neutral density filter transmits light uniformly across the entire visual spectrum. It serves as an excellent filter to reduce glare and irradiation when observing the Moon with any telescope 4"(10.2cm) and larger. The ND96 filter may also be employed in the splitting of close double stars where one of the binary pair significantly exceeds the other in brightness. Very flat design, with only 5.0mm light path. FEATURESreduces brightness for a higher contrastideal for observing the mooncan be combined with other colour filtersvery flat design, with only 5.0mm light path SCOPE OF DELIVERY 1x Color Filter #ND96 Moon Filter (0.9 density; 13% transmission)

€25.00*
EXPLORE SCIENTIFIC 1.25" CLS Nebula Filter
Besides air turbulence, the brightening of the night sky is the biggest obstacle to observing faint objects beyond the solar system. Street lamps and other artificial lighting mean that the sky in human settlements is no longer really black. This affects the contrast and thus the perception of deep-sky objects. Depending on the type of celestial object, however, part of disturbing artificial light can be filtered out, making it easier to observe fainter targets.The EXPLORE SCIENTIFIC CITY LIGHT SUPRESSION - or CLS - filter uses the fact that the artificial lighting is not evenly distributed over the entire spectrum. These colours - in the case of the EXPLORE SCIENTIFIC CLS nebula filter, above all the typical colours of mercury and high-pressure lamps, used in street lighting - are suppressed, but the emissions of deep-sky objects are allowed through. With a slightly brightened sky, some relatively bright deep-sky objects are practically invisible with a telescope, for example the large galaxy M101. Using this filter makes observation much easier. A must have for any visual amateur astronomer.  The EXPLORE SCIENTIFIC CLS can also be used as a useful photographic filter - helping to improve the quality of your telescopic deep sky photos.The EXPLORE SCIENTIFIC nebula filters are delivered with an individual test report - so you can be sure of receiving high-quality filters.SPECIFICATIONS:eliminates disturbing light - e.g. from street lightingenables observation of faint deep sky objectsWHAT'S INCLUDED:1x CLS filter

€58.00*
EXPLORE SCIENTIFIC 1.25" UHC Nebula Filter
One of the most important obstacles for the exploration of the night sky is the brightening of the night sky by artificial lights, such as streetlights. The night sky is not really dark in the vicinity of towns or cities, which reduces the visibility of objects beyond the solar systems enormously. Depending on the type of the celestial object it is possible to increase the contrast dramatically by blocking the annoying artificial light. The EXPLORE SCIENTIFIC UHC filter uses a characteristic property of the so called emission nebulae. Those objects glow in special colours, their emission lines. Those emission lines are linked to chemical elements - in this case hydrogen at 486nm and 656nm, plus oxygen at 496nm and 501nm. The Explore Scientific UHC nebula filter blocks all other colours (and thereby nearly all of the artificial light) and only the emission line of the hydrogen and oxygen can pass the filter. The result is astonishing: suddenly nebulae are visible at locations that were completely empty without filters. In suburban skies for example the Owl-nebula M97, the Veil-nebula NGC6992 or even the bright Dumbell-nebula M27 are not clearly visible. By using this filter you can see the nebulae and their structures without problems. A must for every visual observer. The EXPLORE SCIENTIFIC nebula filters come with a individual test certificate - your guarantee to receive a premium filter.FEATURESenables the observation of emission nebulaeblocks almost the entire artificial lightonly the two emission lines of hydrogen and oxygen passes the filterWHAT'S INCLUDED1x 1.25" UHC nebula filter

€58.00*
EXPLORE SCIENTIFIC 1.25" O-III Nebula Filter
One of the most important obstacles for the exploration of the night sky is the brightening of the night sky by artificial lights, such as streetlights. The night sky is not really dark in the vicinity of towns or cities, which reduces the visibility of objects beyond the solar systems enourmously. Depending on the type of the celestial object it is possible to increase the contrast dramatically by blocking the annoying artifical light. The EXPLORE SCIENTIFIC O-III filter uses a characteristic property of the so called emmission nebulae. Those objekcts glow in special colors, the so called emmission lines. Those emmission lines are linked to chemical elements - in this case oxygen. The EXPLORE SCIENTIFIC O-III nebula filter blocks all other colors (and thereby nearly all of the artificial light) and only the two emmission lines of the oxygen can pass the filter. The result is astonoishing: suddenly nebulae are visible at locations that were completely empty without filters. In suburbian skies for example the veil nebula NGC 6992 is almost not visible with a 200mm telescope. By using this filter you can see the nebula and its structures without problems. A must for every visual observer. The EXPLORE SCIENTIFIC nebula filters come with a individual test certificate - your guarantee to receive a premium filter.FEATURESenables the observation of so called emmission nebulaeblocks almost the entire artificial lightonly the two emmission lines of the oxygen passes the filterSCOPE OF DELIVERY1x 1,25" O-III nebula filter

€73.00*
EXPLORE SCIENTIFIC 1.25" H-Beta Nebula Filter
One of the most important obstacles for the exploration of the night sky is the brightening of the night sky by artificial lights, such as streetlights. The night sky is not really dark in the vicinity of towns or cities, which reduces the visibility of objects bejond the solar systems enourmously. Depending on the type of the celestial object it is possible to increase the contrast dramatically by blocking the annoying artifical light. The Explore Scientific H-beta filter uses a characteristic property of the so called emmission nebulae. Those objekcts glow in special colors, the so called emmission lines. Those emmission lines are linked to chemical elements - in this case hydrogen. The Explore Scientific H-beta nebula filter blocks all other colors (and thereby nearly all of the artificial light) and only the emmission line of the hydrogen can pass the filter. The result is astonoishing: suddenly nebulae are visible at locations that were completely empty without filters. In suburbian skies for example the horsehead nebula is almost not visible with a 300mm telescope. By using this filter you can see the nebula and its structures without problems. A must for every visual observer. The Explore Scientific nebula filters come with a individual test certificate - your guarantee to receive a premium filter.

€99.00*
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EXPLORE SCIENTIFIC Teleextender 2x 31.7mm/1.25"
With teleextenders it is possible to extend the effective focal length of a telescope system, resulting in higher magnification for the observation of the moon, the planets or small Deep-Sky objects with the same eyepieces. So you can use the advantages of eyepieces with longer focal length - such as the bigger eye distance and the more relaxed observing comfort - at high magnifications also.These teleextenders incorporate a telecentric optical design that deliveres a excellent image sharpness over the whole field of view and are premium choices for visual observations and astrophotography. The combination of excellent fully multicoating with superior optical design makes the Focal Extenders superior to classic Barlow lenses.Features: Suitable for visual observations and astrophotographyDoubling the effective total focal length of the telescopeFour lens telecentric design Fully multicoatedFilter thread for color or nebula filters

€98.00* €105.00* (6.67% saved)
EXPLORE SCIENTIFIC Teleextender 2x 50,8mm/2"
With teleextenders it is possible to extend the effective focal length of a telescope system, resulting in higher magnification for the observation of the moon, the planets or small Deep-Sky objects with the same eyepieces. So you can use the advantages of eyepieces with longer focal length - such as the bigger eye distance and the more relaxed observing comfort - at high magnifications also.These teleextenders incorporate a telecentric optical design that deliveres a excellent image sharpness over the whole field of view and are premium choices for visual observations and astrophotography. The combination of excellent fully multicoating with superior optical design makes the Focal Extenders superior to classic Barlow lenses.FEATURES: Suitable for visual observations and astrophotographyDoubling the effective total focal length of the telescopeFour lens telecentric design Fully multicoatedFilter thread for color or nebula filtersSCOPE OF DELIVERY: Fokal Extender 2 x Adapter 2" (50,8mm) auf 1,25" (31,7mm)

€185.00*
EXPLORE SCIENTIFIC Telextender 3x 31.7mm/1.25"
With teleextenders it is possible to extend the effective focal length of a telescope system, resulting in higher magnification for the observation of the moon, the planets or small Deep-Sky objects with the same eyepieces. So you can use the advantages of eyepieces with longer focal length - such as the bigger eye distance and the more relaxed observing comfort - at high magnifications also.These teleextenders incorporate a telecentric optical design that deliveres a excellent image sharpness over the whole field of view and are premium choices for visual observations and astrophotography. The combination of excellent fully multicoating with superior optical design makes the Focal Extenders superior to classic Barlow lenses.Features: Suitable for visual observations and astrophotographytripling the effective total focal length of the telescopeFour lens telecentric design Fully multicoatedFilter thread for color or nebula filters

€115.00*
EXPLORE SCIENTIFIC Teleextender 5x 31,7mm/1.25"
With teleextenders it is possible to extend the effective focal length of a telescope system, resulting in higher magnification for the observation of the moon, the planets or small Deep-Sky objects with the same eyepieces. So you can use the advantages of eyepieces with longer focal length - such as the bigger eye distance and the more relaxed observing comfort - at high magnifications also.These teleextenders incorporate a telecentric optical design that deliveres a excellent image sharpness over the whole field of view and are premium choices for visual observations and astrophotography. The combination of excellent fully multicoating with superior optical design makes the Focal Extenders superior to classic Barlow lenses.Features: Suitable for visual observations and astrophotographyExtending the effective total focal length of the telescope by a factor of 5xFour lens telecentric design Fully multicoatedFilter thread for color or nebula filters

€125.00*
EXPLORE SCIENTIFIC 62° LER Eyepiece 14mm Ar
If a observing session is a relaxing and joyful experience is heavily dependend on the choice of eyepieces. People wearing glasses very often have the problem to see the entire field of view when they are using eyepieces with large apparent fields. This problem is now history. The new 62°- LER eyepieces by Explore Scientific do not only offer excellent image sharpness and high resolution and contrast over the full field of view - you can see that full field without problems even with glasses on. Fatigue due to tense head positioning and strained viewing simply does not happen because of the excellent viewing comfort these eyepieces provide even to observers wearing glasses. Enjoy the unique combination of excellent image sharpness out to the edge of the field even for fast optics, superior contrast and unmatched viewing comfort. Eyepieces with perfect combinations of various modern glass substrates and highest standards in manufacturing, quality control and service are a tradition at Explore Scientific - the outstanding resolution and sharpness to the very edge.These eyepieces are the choice for observers wearing glasses - with excellent performance and durability. The rubber inlet and the foldable eyecups make handling and using in the field easy. The patentet EMD"-coating produces high contrast images and prevents reflexes and ghosting. The argon purging effectively prevents internal fogging, and you don´t have to deal with dirt, fungus or cleansing fluids getting between the lenses. The eyepieces are sealed - this makes sure you will be able to enjoy these eyepieces for many years to come.Eye relief: 11mm

€105.00*
EXPLORE SCIENTIFIC 62° LER Eyepiece 20mm Ar
If a observing session is a relaxing and joyful experience is heavily dependend on the choice of eyepieces. People wearing glasses very often have the problem to see the entire field of view when they are using eyepieces with large apparent fields. This problem is now history. The new 62°- LER eyepieces by Explore Scientific do not only offer excellent image sharpness and high resolution and contrast over the full field of view - you can see that full field without problems even with glasses on. Fatigue due to tense head positioning and strained viewing simply does not happen because of the excellent viewing comfort these eyepieces provide even to observers wearing glasses. Enjoy the unique combination of excellent image sharpness out to the edge of the field even for fast optics, superior contrast and unmatched viewing comfort. Eyepieces with perfect combinations of various modern glass substrates and highest standards in manufacturing, quality control and service are a tradition at Explore Scientific - the outstanding resolution and sharpness to the very edge.These eyepieces are the choice for observers wearing glasses - with excellent performance and durability. The rubber inlet and the foldable eyecups make handling and using in the field easy. The patentet EMD"-coating produces high contrast images and prevents reflexes and ghosting. The argon purging effectively prevents internal fogging, and you don´t have to deal with dirt, fungus or cleansing fluids getting between the lenses. The eyepieces are sealed - this makes sure you will be able to enjoy these eyepieces for many years to come.Eye relief: 15mm

€105.00*
EXPLORE SCIENTIFIC 62° LER Eyepiece 26mm Ar
If a observing session is a relaxing and joyful experience is heavily dependend on the choice of eyepieces. People wearing glasses very often have the problem to see the entire field of view when they are using eyepieces with large apparent fields. This problem is now history. The new 62°- LER eyepieces by Explore Scientific do not only offer excellent image sharpness and high resolution and contrast over the full field of view - you can see that full field without problems even with glasses on. Fatigue due to tense head positioning and strained viewing simply does not happen because of the excellent viewing comfort these eyepieces provide even to observers wearing glasses. Enjoy the unique combination of excellent image sharpness out to the edge of the field even for fast optics, superior contrast and unmatched viewing comfort. Eyepieces with perfect combinations of various modern glass substrates and highest standards in manufacturing, quality control and service are a tradition at Explore Scientific - the outstanding resolution and sharpness to the very edge.These eyepieces are the choice for observers wearing glasses - with excellent performance and durability. The rubber inlet and the foldable eyecups make handling and using in the field easy. The patentet EMD"-coating produces high contrast images and prevents reflexes and ghosting. The argon purging effectively prevents internal fogging, and you don´t have to deal with dirt, fungus or cleansing fluids getting between the lenses. The eyepieces are sealed - this makes sure you will be able to enjoy these eyepieces for many years to come.Eye relief: 20mm

€125.00*
EXPLORE SCIENTIFIC 62° LER Eyepiece 32mm Ar
If a observing session is a relaxing and joyful experience is heavily dependend on the choice of eyepieces. People wearing glasses very often have the problem to see the entire field of view when they are using eyepieces with large apparent fields. This problem is now history. The new 62°- LER eyepieces by Explore Scientific do not only offer excellent image sharpness and high resolution and contrast over the full field of view - you can see that full field without problems even with glasses on. Fatigue due to tense head positioning and strained viewing simply does not happen because of the excellent viewing comfort these eyepieces provide even to observers wearing glasses. Enjoy the unique combination of excellent image sharpness out to the edge of the field even for fast optics, superior contrast and unmatched viewing comfort. Eyepieces with perfect combinations of various modern glass substrates and highest standards in manufacturing, quality control and service are a tradition at Explore Scientific - the outstanding resolution and sharpness to the very edge.These eyepieces are the choice for observers wearing glasses - with excellent performance and durability. The rubber inlet and the foldable eyecups make handling and using in the field easy. The patentet EMD"-coating produces high contrast images and prevents reflexes and ghosting. The argon purging effectively prevents internal fogging, and you don´t have to deal with dirt, fungus or cleansing fluids getting between the lenses. The eyepieces are sealed - this makes sure you will be able to enjoy these eyepieces for many years to come.Eye relief: 22mm

€155.00*
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EXPLORE SCIENTIFIC 62° LER Eyepiece 40mm Ar
If a observing session is a relaxing and joyful experience is heavily dependend on the choice of eyepieces. People wearing glasses very often have the problem to see the entire field of view when they are using eyepieces with large apparent fields. This problem is now history. The new 62°- LER eyepieces by Explore Scientific do not only offer excellent image sharpness and high resolution and contrast over the full field of view - you can see that full field without problems even with glasses on. Fatigue due to tense head positioning and strained viewing simply does not happen because of the excellent viewing comfort these eyepieces provide even to observers wearing glasses. Enjoy the unique combination of excellent image sharpness out to the edge of the field even for fast optics, superior contrast and unmatched viewing comfort. Eyepieces with perfect combinations of various modern glass substrates and highest standards in manufacturing, quality control and service are a tradition at Explore Scientific - the outstanding resolution and sharpness to the very edge.These eyepieces are the choice for observers wearing glasses - with excellent performance and durability. The rubber inlet and the foldable eyecups make handling and using in the field easy. The patentet EMD"-coating produces high contrast images and prevents reflexes and ghosting. The argon purging effectively prevents internal fogging, and you don´t have to deal with dirt, fungus or cleansing fluids getting between the lenses. The eyepieces are sealed - this makes sure you will be able to enjoy these eyepieces for many years to come.Eye relief: 28.mm

€164.00* €205.00* (20% saved)
EXPLORE SCIENTIFIC 62° LER Eyepiece 5.5mm Ar
If a observing session is a relaxing and joyful experience is heavily dependend on the choice of eyepieces. People wearing glasses very often have the problem to see the entire field of view when they are using eyepieces with large apparent fields. This problem is now history. The new 62°- LER eyepieces by Explore Scientific do not only offer excellent image sharpness and high resolution and contrast over the full field of view - you can see that full field without problems even with glasses on. Fatigue due to tense head positioning and strained viewing simply does not happen because of the excellent viewing comfort these eyepieces provide even to observers wearing glasses. Enjoy the unique combination of excellent image sharpness out to the edge of the field even for fast optics, superior contrast and unmatched viewing comfort. Eyepieces with perfect combinations of various modern glass substrates and highest standards in manufacturing, quality control and service are a tradition at Explore Scientific - the outstanding resolution and sharpness to the very edge.These eyepieces are the choice for observers wearing glasses - with excellent performance and durability. The rubber inlet and the foldable eyecups make handling and using in the field easy. The patentet EMD"-coating produces high contrast images and prevents reflexes and ghosting. The argon purging effectively prevents internal fogging, and you don´t have to deal with dirt, fungus or cleansing fluids getting between the lenses. The eyepieces are sealed - this makes sure you will be able to enjoy these eyepieces for many years to come.Eye relief: 13mm

€105.00*
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EXPLORE SCIENTIFIC 62° LER Eyepiece 9mm Ar
If a observing session is a relaxing and joyful experience is heavily dependend on the choice of eyepieces. People wearing glasses very often have the problem to see the entire field of view when they are using eyepieces with large apparent fields. This problem is now history. The new 62°- LER eyepieces by Explore Scientific do not only offer excellent image sharpness and high resolution and contrast over the full field of view - you can see that full field without problems even with glasses on. Fatigue due to tense head positioning and strained viewing simply does not happen because of the excellent viewing comfort these eyepieces provide even to observers wearing glasses. Enjoy the unique combination of excellent image sharpness out to the edge of the field even for fast optics, superior contrast and unmatched viewing comfort. Eyepieces with perfect combinations of various modern glass substrates and highest standards in manufacturing, quality control and service are a tradition at Explore Scientific - the outstanding resolution and sharpness to the very edge.These eyepieces are the choice for observers wearing glasses - with excellent performance and durability. The rubber inlet and the foldable eyecups make handling and using in the field easy. The patentet EMD"-coating produces high contrast images and prevents reflexes and ghosting. The argon purging effectively prevents internal fogging, and you don´t have to deal with dirt, fungus or cleansing fluids getting between the lenses. The eyepieces are sealed - this makes sure you will be able to enjoy these eyepieces for many years to come.Eye relief: 12mm

€84.00* €105.00* (20% saved)
EXPLORE SCIENTIFIC Filter Set 1 Moon & Planets from 50mm (2'')
Filter Set 1 is recommended for Moon & Planets from 50mm (2'') Aperture Set 1 includes the following filters: Explore Scientific Filter 1.25" Light Yellow No.8 - 0310268 Watching the Moon surface through the filter, the contrasts will enormously increase. Same with planet Mars. On the huge planet Jupiter, when using the filter, you can even see the contrasts between the cloud-bands and a lot more details. Starting with a telescope diameter of 8“ and a clear sight, you even get to see various details of Saturn. Explore Scientific Filter 1.25" Orange No.21 - 0310273 This one really supports the detection of the dark areas on the planet Mars. The details of the clouds of Saturn and Jupiter are also so much more visible through the Filter. Explore Scientific Filter 1.25" Blue No.80A - 0310264 The color of light blue really supports watching the high clouds on Mars. The contrast increases. The dark red structures will be shown even darker, so this is the perfect filter for watching the big red Flecks on the gas planet Jupiter. The rings of Saturn will be accentuated, the structures of the Venus Atmosphere will be even finer. EXPLORE SCIENTIFIC 1.25" Filter Grey ND0.9 - 0310245 The neutral density filter transmits light uniformly across the entire visual spectrum. It serves as an excellent filter to reduce glare and irradiation when observing the Moon with any telescope 4"(10.2cm) and larger. The ND96 filter may also be employed in the splitting of close double stars where one of the binary pair significantly exceeds the other in brightness. What ist a color Filter for and do we really need it? Color Filters darken the light slightly, that reaches the eye or the sensor of the camera. This eliminates for instance stronger transitions. The result is that your picture turns out with more contrast which automatically shows more details. FEATURES Made from high-quality optical glass Filter glass is absolutely parallel All optical surfaces have anti reflex coatings Filter housing from black anodized aluminum Filter threads on both ends (female/male) Multiple filters usage is possible SCOPE OF DELIVERY 4pcs color filter 4pcs protection-case

€45.00*
EXPLORE SCIENTIFIC Filter Set 2 Moon & Planets from 100mm (4")
Filter Set 2 is recommended for Moon & Planets from 100mm (4") Aperture Set 2 includes the following filters: Explore Scientific Filter 1.25" Green No.56 - 0310262 The green filter is to increase the contrasts enormously between the red and the blue regions of the cloud structures on the gas planets Jupiter and Saturn. Seeing our Earth Moon through the green filter, the contrasts of each ray crater become clearly more visible. Explore Scientific Filter 1.25" Orange No.21 - 0310273 This one really supports the detection of the dark areas on the planet Mars. The details of the clouds of Saturn and Jupiter are also so much more visible through the Filter. Explore Scientific Filter 1.25" Yellow No.12 - 0310267 Watching the Moon surface through the filter, the contrasts will enormously increase. Same with planet Mars. On the huge planet Jupiter, when using the filter, you can even see the contrasts between the cloud-bands and a lot more details. Starting with a telescope diameter of 8“ and a clear sight, you even get to see various details of Saturn. Explore Scientific Filter 1.25" Blue No.80A - 0310264 The color of light blue really supports watching the high clouds on Mars. The contrast increases. The dark red structures will be shown even darker, so this is the perfect filter for watching the big red Flecks on the gas planet Jupiter. The rings of Saturn will be accentuated, the structures of the Venus Atmosphere will be even finer. What ist a color Filter for and do we really need it? Color Filters darken the light slightly, that reaches the eye or the sensor of the camera. This eliminates for instance stronger transitions. The result is that your picture turns out with more contrast which automatically shows more details. FEATURES Made from high-quality optical glass Filter glass is absolutely parallel All optical surfaces have anti reflex coatings Filter housing from black anodized aluminum Filter threads on both ends (female/male) Multiple filters usage is possible SCOPE OF DELIVERY 4pcs color filter protection-case

€45.00*
EXPLORE SCIENTIFIC Filter Set 3 Moon & Planets from 150mm (6")
Filter Set 3 is recommended for Moon & Planets from 150mm (6") Aperture Set 3 includes the following filters: Explore Scientific Filter 1.25" Light Blue No.82A - 0310265 The color of light blue really supports watching the high clouds on Mars. The contrast increases. The dark red structures will be shown even darker, so this is the perfect filter for watching the big red Flecks on the gas planet Jupiter. The rings of Saturn will be accentuated, the structures of the Venus Atmosphere will be even finer. Explore Scientific Filter 1.25" Violet No.47 - 0310272 The purple filter is perfect for watching Venus. Seeing through it, the dark clouds of the Venus atmosphere become even better visible. He also clears up the structures of the rings around Saturn. Using big openings and having a clear sight this filter is also good for watching Merkur. Explore Scientific Filter 1.25" Light Red No.23A - 0310271 The blue/blue green light is totally blocked. The contrast between the card and the lighter zones will enormously increase. This is truly helpful when you watch Jupiter or Saturn. Or for mars, watching the poles. Explore Scientific Filter 1.25" Yellow-Green No.11 - 0310269 Watching the Moon surface through the filter, the contrasts will enormously increase. Same with planet Mars. On the huge planet Jupiter, when using the filter, you can even see the contrasts between the cloud-bands and a lot more details. Starting with a telescope diameter of 8“ and a clear sight, you even get to see various details of Saturn. What ist a color Filter for and do we really need it? Color Filters darken the light slightly, that reaches the eye or the sensor of the camera. This eliminates for instance stronger transitions. The result is that your picture turns out with more contrast which automatically shows more details. FEATURES Made from high-quality optical glass Filter glass is absolutely parallel All optical surfaces have anti reflex coatings Filter housing from black anodized aluminum Filter threads on both ends (female/male) Multiple filters usage is possible SCOPE OF DELIVERY 4pcs color filter 4pcs protection-case

€45.00*
OCULUM VERLAG - Fernrohr-Führerschein in 4 Schritten (GERMAN)
Please note that this astronomy book for beginners is only available in German.

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BRESSER 15mm Plössl eyepiece 31,7mm/1,25"
BRESSER 15mm Plössl Eyepiece 1,25" (31,7mm) Since years a well known and approved Plössl eyepiece. Ideal to improve the performance of your telescopes for a low budget price. All the BRESSER Plössl eyepieces provide sharp and high-contrast images because of the 4-lens design. All lenses have fully-multicoated surfaces which prevents reflections efficiently. Every eyepiece is equipped with a foldable rubber eyecup to avoid straylight from the sides and the inner eyepiece shaft is carefully blackened as well. Housing and eyepiece shaft are completely made from metal - no plastic is used. Filter thread for use with colour- and nebular filters is also available. All these Plössl eyepieces offer a much better image quality than all the very simple made Kellner and Huygens eyepieces. FEATURES Focal length: 15 mm Field of view: 50° Lens-Design: 4 lenses in 2 groups , fully-multicoated Housing material: completely made from metal Rubber eyecup: YES, foldable Filter thread: YES Storage: Twist-pack SCOPE OF DELIVERY BRESSER Plössl eyepiece with rubber eyecup Twist-pack

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BRESSER 5mm Plössl eyepiece 31,7mm/1,25"
BRESSER 5mm Plössl Eyepiece 1,25" (31,7mm) Since years a well known and approved Plössl eyepiece. Ideal to improve the performance of your telescopes for a low budget price. All the BRESSER Plössl eyepieces provide sharp and high-contrast images because of the 4-lens design. All lenses have fully-multicoated surfaces which prevents reflections efficiently. Every eyepiece is equipped with a foldable rubber eyecup to avoid straylight from the sides and the inner eyepiece shaft is carefully blackened as well. Housing and eyepiece shaft are completely made from metal - no plastic is used. Filter thread for use with colour- and nebular filters is also available. All these Plössl eyepieces offer a much better image quality than all the very simple made Kellner and Huygens eyepieces. FEATURES Focal length: 5 mm Field of view: 50° Lens-Design: 4 lenses in 2 groups , fully-multicoated Housing material: completely made from metal Rubber eyecup: YES, foldable Filter thread: YES Storage: Twist-pack SCOPE OF DELIVERY BRESSER Plössl eyepiece with rubber eyecup Twist-pack

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BRESSER Barlow Lens 2x 31.8mm/1.25"
With the usage of barlow lenses, you can extend the equivalent focal length of telescopes and hence increase the magnification of your observed targets. Subsequently, you can use lower power eyepieces in Barlows to act as much more powerful eyepieces, but retain the larger ocular size and more comfortable viewing that comes with lower power eyepiece designs.Due to their two lens design, these Barlow lenses provide a brilliant image quality for the whole visual field and are suitable for observations and photography.  The black coloured Barlow element cell in this BRESSER Barlow Lens 2x 31.8mm/1.25," can be unscrewed and has the same thread as 1.25" filters, allowing it to be mounted in 1.25" eyepieces, t-adapters and other accessories, giving you flexibility of use and the ability to vary magnification in different accessories.  For instance, the black Barlow cell screwed into the average length nosepiece of a standard push fit t-adapter will give around 1.6x magnification on an attached DSLR.  This can be very useful when trying to get to photographic focus with some Newtonians and Solar Telescopes, which lack the necessary amount of in focus travel to get a camera to a prime focus position.FEATURESsuitable for observations and photographydoubling of the focal lengthtwo lens designfully multi-coatedWHAT'S INCLUDEDBarlow lens (1pc)

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EXPLORE SCIENTIFIC 82° Ar Eyepiece 18mm (2")
Explore Scientific 82° Series™ extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics. The visual effect of these eyepieces with their long eye-relief and their 82° apparent field is truly a full-immersion experience. Your eye is relaxed, allowing you to easily use the "averted vision" technique to study faint details across a huge field-of-view. The 82° Series eyepieces come with a twist-up rubber eye-guard that raise to the desired height for the comfort of the observer, and as experienced astronomers know, eye comfort is critical when trying to observe at the visual limits of the telescope. To keep internal reflections to a minimum, all internal surfaces of the eyepiece barrel are flat black, as well as the edges of the lenses themselves to minimize the scattering of light within the lenses themselves. All 82° Series eyepieces are fully multi-coated and edge-blackened to produce maximum contrast.

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BRESSER 6.5mm Plössl eyepiece 31,7mm/1,25"
BRESSER 6.5mm Plössl Eyepiece 1,25" (31,7mm) Since years a well known and approved Plössl eyepiece. Ideal to improve the performance of your telescopes for a low budget price. All the BRESSER Plössl eyepieces provide sharp and high-contrast images because of the 4-lens design. All lenses have fully-multicoated surfaces which prevents reflections efficiently. Every eyepiece is equipped with a foldable rubber eyecup to avoid straylight from the sides and the inner eyepiece shaft is carefully blackened as well. Housing and eyepiece shaft are completely made from metal - no plastic is used. Filter thread for use with colour- and nebular filters is also available. All these Plössl eyepieces offer a much better image quality than all the very simple made Kellner and Huygens eyepieces. FEATURES Focal length: 6.5 mm Field of view: 50° Lens-Design: 4 lenses in 2 groups , fully-multicoated Housing material: completely made from metal Rubber eyecup: YES, foldable Filter thread: YES Storage: Twist-pack SCOPE OF DELIVERY BRESSER Plössl eyepiece with rubber eyecup Twist-pack

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Vixen NPL 50° Eyepiece 8mm (1.25'')
The 2-group 4-element Plossl optical design of the NPL series eyepieces delivers flat and clear images with good color correction. The lenses are fully multi-coated for high light transmission. FEATURES Push-fit Size: 31.7 mm Apparent field of view: 50° Eye relief: 4.5 mm Weight: 79 g WHAT'S INCLUDED 1x Eyepiece 8 mm (1.25'')

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BRESSER Messier NT-203/1200 Hexafoc EXOS-2/EQ5 Telescope
NEW – now including a high-quality aperture Solar-filter for safe observation of sunspots, eclipses and planet transits. Great telescope for night and solar observation.The BRESSER Messier NT-203/1200 enables observations, which were not feasible in this price range only a few years ago. This Messier NT203/1200 is optimized for planetary observations because of the longer focal length and less obruction which offers a better sharpness and contrast. The most advanced manufacturing technology allows to follow the shadows of the moons of Jupiter on the planet itself ; the abundance of structures and details on the surface of Jupiter are stunning. The BRESSER Messier NT-203/1200 can not only score in the planetary observation: Discover structures in distant galaxies and let yourself be captivated by the fog patches of the emission nebula in the vastness of the Milky Way. See the remains of exploded giant stars the Messier NT-203/1200 and observe the birthplaces of the new star. You will be surprised of the beauties of the universe with this larger than average device!Please note: Reflector telescopes with optical design “Newton” are very good for astronomical observing at the starry night sky. But these telescopes are not well usable for observing landscape and nature during daylight. Therefore we suggest BRESSER refractor (lens) telescopes for landscape and nature observing.CHARACTERISTICS OPTICS Optical design: reflector telescopeMirror diameter: 203mm / focal length: 1200mm / F/6Maximum recommended magnification: 406xTelescope for night and solar observation Advanced optics for planetary observations Longer focal length and less light obstruction Offers an even sharper view with high contrast Very high quality Hexafoc focuser with 2,5" free inner diameter Diffraction limited optics with parabolic main mirror 8x50 straight through viewfinder with reticle Optimized finder socket for comfortable use Cradle rings with handle and integrated piggyback camera holder (1/4 thread) Smartphone adapter for celestial navigation included Dovetail plate with stainless steel rail 50,8mm (2'') to 31,7mm (1,25'') adapter with integrated T2 thread (T2-adapter ring for your camera is needed)CHARACTERISTICS MOUNT Stable parallactic mount with fine drive in both axes Ball bearings in both axes for more precise movements Stable height adjustable stainless steel tripod ( Min. 69cm / Max. 109,5cm ) Load capacity up to 13 kg payload Retrofittable with the Bresser Star Tracker Goto Kit ( item no. 4951750 ) Circular bubble for easy horizontal alignment Pole height scale for setting the latitude Scaled graduated circular rings to facilitate finding objects using a star atlas or planetarium software Pole finder scope with optional illumination ( item no. 4964212 ) Tripod weight: 4.7 kg Mount weight: 5.6 kg (without counterweight) Total weight incl. counterweight: 19.3 kg Batteries: not includedSCOPE OF DELIEVRYOptical tube 26mm Super Plössl eyepiece 31,7mm (1.25") Integrated 31,7mm and T2 adapter Prism rail with stainless steel clamping surface Adapter for 50.8 mm (2") eyepieces 8x50 optical viewfinder Rotatable star map Aperture solar filter Tube clamp with handle and camera holder Smartphone adapter for celestial navigation Adjustable polar finder scope with optional illumination Astronomy PC software Stellarium (via download) BRESSER EXOS-2 mount 2 x 4.5 kg counterweight Stainless steel tube field tripod with accessory tray

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BRESSER Messier NT-203/1000 Hexafoc EXOS-2/EQ5 Telescope
NEW – now including a high-quality aperture Solar-filter for safe observation of sunspots, eclipses and planet transits. Great telescope for night and solar observation. The BRESSER Messier NT-203 with a parabolic main mirror provides you with images that a few years ago were impossible in this price class. Modern production technology lets you track the shadows of Jupiter's moons on the planet; the amount of structure and details on the surface of the planet is breathtaking. But the Messier NT-203 is not only great for planetary work: Detect details in faint distant galaxies and let the glow of nebulae takes you to a journey into the depth of the Milky Way. The Messier NT-203 provides you with images from the remains of giant exploded stars and gives you a view into the nursery of new stars. Let this big scope take you away to the beauty of the universe! Please note: Reflector telescopes with optical design Newton are very good for astronomical observing at the starry night sky. But these telescopes are not well usable for observing landscape and nature during daylight. Therefore, we suggest BRESSER refractor (lens) telescopes for landscape and nature observing. CHARACTERISTICS OPTICS Optical design: reflector telescope Mirror diameter: 203 mm / focal length: 1000 mm / F/5 Maximum recommended magnification: 406x Telescope for night and solar observation Very high quality Hexafoc focuser with 2.5'' free inner diameter Diffraction limited optics with parabolic main mirror 8x50 straight through viewfinder with reticle Optimized finder socket for comfortable use Cradle rings with handle and integrated piggyback camera holder (1/4 thread) Smartphone adapter for celestial navigation included Dovetail plate with stainless steel rail 50.8 mm (2) to 31.7 mm (1,25) adapter with integrated T2 thread (T2-adapter ring for your camera is needed) CHARACTERISTICS MOUNT Stable parallactic mount with fine drive in both axes Ball bearings in both axes for more precise movements Stable height adjustable stainless steel tripod (Min. 69 cm / Max. 109.5 cm) Load capacity up to 13 kg payload Retrofittable with the Bresser Star Tracker Goto Kit (item no. 4951750) Circular bubble for easy horizontal alignment Pole height scale for setting the latitude Scaled graduated circular rings to facilitate finding objects using a star atlas or planetarium software Pole finder scope with optional illumination (item no. 4964212) Tripod weight: 4.7 kg Mount weight: 5.6 kg (without counterweight) Total weight incl. counterweight: 19.3 kg Batteries: not included SCOPE OF DELIVERY Optical tube 26 mm Super Plössl eyepiece (31.7 mm / 1.25'') Integrated 31.7 mm and T2 adapter Prism rail with stainless steel clamping surface Adapter for 50.8 mm (2'') eyepieces 8x50 optical viewfinder Rotatable star map Aperture solar filter Tube clamp with handle and camera holder Smartphone adapter for celestial navigation Adjustable polar finder scope with optional illumination Astronomy PC software Stellarium (via download) BRESSER EXOS-2 mount Stainless steel tube field tripod with accessory tray 2 x 4.5 kg counterweight

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BRESSER Messier NT203s/800 EXOS-2 PMC-Eight GoTo Telescope Set
An optimal set for ambitious astrophotographers: the BRESSER Messier NT203s/800 Telescope with EXOS-2 PMC-Eight GoTo Mount. With its short f/3.9 focal ratio, this 203-mm telescope with a parabolic primary mirror allows deep sky imaging with short exposure times. The large 85 mm secondary mirror ensures optimal field illumination, while the high-quality 2.5" Hexafoc focuser enables vignetting-free photography. The modern mount impresses with its precise GoTo control and easy operation via the ExploreStars app, ensuring accurate tracking and intuitive sky navigation. The Telescope The BRESSER Messier Newton Telescopes have established themselves as reliable workhorses for astrophotography in recent years. With the Messier NT203s/800 with Hexafoc, we present the latest generation of these devices. The photo-Newton with a parabolic primary mirror and a fast focal ratio of 203 mm (8") f/3.9 enables deeper exposures in the same amount of time. The large 85 mm secondary mirror guarantees optimal field illumination, and the high-quality 2.5" Hexafoc focuser ensures vignetting-free photography. The tube rings with a 44-mm universal dovetail bar and handle with camera mounting option, along with an excellent bright crosshair finder, round out this high-quality device.The focuser can also be upgraded with a 10:1 reduction gear (Art. No.: 0625720). For pinpoint star imaging, the optional HR Coma Corrector (Art. No. 0510330) can be used. This is designed for both visual and photographic use, significantly improving image quality, especially in the outer areas of the field. The Mount The EXPLORE SCIENTIFIC EXOS-2 PMC-Eight GoTo Mount is equipped with a modern and highly precise GoTo control system. It consists of a robust Wi-Fi controller unit that provides all necessary interfaces. The NEMA-11 stepper motors are directly connected to this unit via cable, and a ST-4 compatible autoguider port is also available. The control system also supports micro-step operation to ensure precise tracking. Intuitive operation via app and graphical star map The ExploreStars app, specifically developed for the PMC-Eight system, impresses with its well-designed, intuitive graphical interface. The current alignment stars for control initialization, as well as all celestial objects in the database, are displayed as a star map with additional text information. All these objects can be conveniently viewed and selected. Powerful controller unit with Open GoTo for customization At the heart of the controller unit is a fully autonomous 2-channel multi-processor with 8 CPUs and a Wi-Fi Ethernet 10/100 adapter with IP functionality. This allows remote operation via browser, ASCOM, app, or serial connection. With Open GoTo, custom firmware can also be written and loaded into the controller unit, allowing customization of device functions and the creation of custom object lists, etc. Polar finder included The included and pre-installed polar finder scope enables quick and precise polar alignment for long exposure times without unwanted star trails. The integrated LED lighting unit further enhances the user experience of the polar finder. FEATURES TELESCOPE Type: Reflector telescope Mirror diameter: 203 mm / Focal length: 800 mm / F/3.9 Maximum useful magnification: 406x Telescope for night and solar observation High-quality Hexafoc focuser with a 2.5" free inner diameter Diffraction-limited optics with parabolic primary mirror 8x50 finder with crosshair eyepiece Optimized finder bracket for comfortable viewing Handle for easy transport with integrated camera holder (tripod thread) Smartphone adapter for sky navigation included Dovetail bar with stainless steel clamping surface Connection option for SLR cameras (optional T2 ring required) 50.8 mm to 31.7 mm adapter with integrated T2 adapter (optional T2 ring required); with brass compression ring Focus point approx. 100 mm above the fully retracted focuser Large 85 mm secondary mirror Large knurled screws for adjusting primary and secondary mirrors Telescope tube weight without accessories: 8.7 kg; with accessories: 11.5 kg FEATURES MOUNT Powerful PMC-8 Open GoTo system User-friendly and graphically appealing ExploreStars OpenGoto app Wi-Fi control via tablet, laptop, or desktop PC with a minimum 7" display and Wi-Fi functionality (not included) Compatible operating systems: WIN8.1, WIN10/11, iOS, or Android 4.4 and higher Classic control via direction keys or joystick for guiding, centering, correcting, and moving via touchscreen Intuitive 2-star and 3-star alignment for GoTo system initialization Multiprocessor microcontroller with 8 CPUs Micro-stepper motors NEMA-11 Highly precise and quiet belt drive ST-4 compatible autoguider port ASCOM drivers available, also supports pulse-guiding Ability to create your own firmware and object lists and load them into the PMC-8 GPS compatible / Settings depend on the computer or tablet used Powered by 12-volt DC, with a maximum power consumption of 1.6 amps at full load SCOPE OF DELIVERY Optical tube 26 mm Super Plössl eyepiece (31.7 mm / 1.25") Integrated 31.7 mm and T2 adapter Dovetail bar with stainless steel clamping surface Adapter for 50.8 mm (2") eyepieces Rotating star map Solar filter Telescope rings with handle and camera holder 8x50 finder scope Smartphone adapter for navigation Astronomy PC software Stellarium (via download) EXOS2-GT mount with Open GoTo PMC-8 Stainless steel tripod with built-in bubble level Counterweights 2 x 4.5 kg Polar finder with lighting unit 12-volt / 2-amp power supply ExploreStars app (via software download) User manual

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BRESSER Messier NT-203/1000 Hexafoc EXOS-2 GoTo Telescope
NEW – now including a high-quality aperture Solar-filter for safe observation of sunspots, eclipses and planet transits. Great telescope for night and solar observation. The BRESSER Messier NT-203 with a parabolic main mirror enables observations that wouldn´t have been possible in this price range a few years ago. Through the use of modern manufacturing technology, one can follow the shadows of Jupiter´s moons on the planet itself. The depth of structure and detail on Jupiter´s surface is breath-taking.The Messier NT-203 doesn't however only score in planetary observation: Explore structures in far away galaxies and observe wisps of fog from the nebulae emission in the depth of the Milky Way. Using the Messier NT-203 you can explore the remains of exploded giant stars and the birthplace of new stars. This above-average devise can help you discover the real beauty of our universe!Please note: Reflector telescopes with optical design Newton are very good for astronomical observing at the starry night sky. But these telescopes are not well usable for observing landscape and nature during daylight. Therefore we suggest BRESSER refractor (lens) telescopes for landscape and nature observing.CHARACTERISTICS OPTICSOptical design: reflector telescopeMirror diameter: 203mm / focal length: 1000mm / F/5Maximum recommended magnification: 406x Telescope for night and solar observingVery high quality Hexafoc focuser with 2,5" free inner diameterDiffraction limited optics with parabolic main mirror8x50 straight through viewfinder with reticleOptimized finder socket for comfortable use Cradle rings with handle and integrated piggyback camera holder (1/4 thread)Smartphone adapter for celestial navigation includedDovetail plate with stainless steel rail 50,8mm (2) to 31,7mm (1,25) adapter with integrated T2 thread (T2-adapter ring for your camera is needed)CHARACTERISTICS MOUNT Stable parallactic mount with fine drive in both axes Ball bearings in both axes for more precise movements Stable height adjustable stainless steel tripod ( Min. 69cm / Max. 109,5cm ) Load capacity up to 13 kg payload Circular bubble for easy horizontal alignment GoTo Mount with motors and hand box controller, for easy finding and guiding moon, planets, stars and much more ST-4 compatible autoguider interface Pole height scale for setting the latitude Scaled graduated circular rings to facilitate finding objects using a star atlas or planetarium software Pole finder scope with optional illumination ( item no. 4964212 ) Tripod weight: 4.7 kg Mount weight: 6.7 kg (without counterweight) Total weight incl. counterweight: 20.4 kg Batteries: not includedSCOPE OF DELIVERYOptical tube 26mm Super Plössl eyepiece 31,7mm (1.25") Integrated 31,7 mm and T2 adapter Prism rail with stainless steel clamping surface Adapter for 50.8 mm (2") eyepieces 8x50 optical viewfinder Rotatable star map Aperture solar filter Tube clamp with handle and camera holder Smartphone adapter for celestial navigation Adjustable polar finder scope with optional illumination Astronomy PC software Stellarium (via download)Equatorial EXOS 2 GOTO mount with stainless steel tripod and Startracker handcontroller Stainless steel tube field tripod with accessory tray2 x 4.5 kg counterweight

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BRESSER Messier NT203/1000 EXOS-2 PMC-Eight Goto Telescope Set
With the set of the BRESSER Messier NT-203/1000 Telescope and the EXOS-2 PMC-Eight GoTo mount, you are perfectly equipped for impressive planetary and deep-sky observations or photography. The optics, with a parabolic primary mirror, large aperture, and long 1,000-mm focal length, reveal fine details on planets and fascinating structures in distant galaxies. Additionally, you can admire the surface of our own star during the day with the secure solar filter. The powerful GoTo mount and app ensure precise tracking during your observations and astrophotography sessions, as well as easy orientation and navigation in the sky. The Telescope The BRESSER Messier NT-203 Telescope is equipped with a parabolic primary mirror, allowing observations that were unattainable in this price range just a few years ago. Modern manufacturing technology enables you to track the shadow of Jupiter's moons on the planet itself; the range of structures and details on Jupiter's surface is breathtaking. The BRESSER Messier NT-203 not only excels at planetary observation: Discover structures in distant galaxies and be fascinated by the filaments of emission nebulae in the vastness of the Milky Way. With the BRESSER Messier NT-203 Telescope, you can observe the remnants of exploded giant stars and the birthplaces of new stars. During the day, you can safely observe sunspots, eclipses, and planetary transits with the secure solar filter. (Warning: Never point the telescope at the sun without a solar filter!) Let yourself be surprised by the wonders of the universe with this exceptionally large device! The Mount The EXPLORE SCIENTIFIC EXOS-2 PMC-Eight GoTo Mount is equipped with a modern and highly precise GoTo control system. It consists of a robust Wi-Fi controller unit that provides all necessary interfaces. The NEMA-11 stepper motors are directly connected to this unit via cable, and an ST-4 compatible autoguider port is also included. The control system supports micro-stepping for precise tracking. Intuitive operation via app and graphical star map The ExploreStars app, developed specifically for the PMC-Eight system, impresses with a very well-designed, intuitive graphical interface. The current alignment stars for initializing the control and all sky objects in the database are displayed as a star map with additional text information. All of these objects can be conveniently viewed and selected. Powerful controller unit with Open GoTo for customization The heart of the controller unit is a completely autonomous 2-channel multi-processor with 8 CPUs and a Wi-Fi Ethernet 10/100 adapter with IP functionality. This allows remote control via browser, ASCOM, app, or serial connection. The Open GoTo system also enables custom firmware to be written and uploaded to the controller unit, allowing individual customization of the device's functions and the creation of your own object lists, etc. Polar scope included The pre-assembled polar finder scope included in the set enables a quick and precise polar alignment, allowing long exposure times without unwanted star trails. The integrated LED illumination unit further enhances the comfort of using the polar finder. FEATURES TELESCOPE Type: Reflector telescope Mirror diameter: 203 mm / Focal length: 1,000 mm / F/5 Maximum useful magnification: 406x Telescope for night and solar observation High-quality Hexafoc focuser with 2.5" free inner diameter Diffraction-limited optics with parabolic primary mirror 8x50 finder with crosshair eyepiece Optimized finder bracket for comfortable viewing Handle for easy transport with integrated camera holder (tripod thread screw) Smartphone adapter for sky navigation included Prism rail with stainless steel clamp surface (44-mm universal dovetail for GP/EQ5/LXD75) T2 adapter for SLR cameras (optional T2 ring required) 50.8 to 31.7 mm adapter with integrated T2 adapter (optional T2 ring required); with brass compression ring FEATURES MOUNT Powerful PMC-8 Open GoTo system User-friendly and visually appealing ExploreStars OpenGoto app Wi-Fi control via tablet, notebook, or desktop PC with at least a 7" display and Wi-Fi functionality (not included) Compatible operating systems: WIN8.1, WIN10/11, iOS, or Android 4.4 and higher Classic control via direction keys or joystick for guiding, centering, correcting, and moving via touchscreen Intuitive 2-star and 3-star alignment for initializing GoTo control Multi-processor microcontroller with 8 CPUs (processor cores) Micro-stepper motors NEMA-11 Highly precise and quiet belt drive ST-4 compatible autoguider port ASCOM drivers available, also supports pulse guiding Possibility to create your own firmware and object lists and load them into the PMC-8 GPS compatible / settings depend on the computer or tablet used Powered by 12-volt DC, with a maximum current draw of 1.6 amps under full load SCOPE OF DELIVERY Optical tube with Hexafoc focuser Solar filter 26 mm Super Plössl eyepiece (31.7 mm / 1.25") Integrated 31.7 mm and T2 adapter Prism rail with stainless steel clamp surface Adapter for 50.8 mm (2") eyepieces Rotating star map Solar filter Tube rings with carrying handle and camera holder 8x50 finderscope Smartphone adapter for navigation Astronomy PC software Stellarium (via download) EXOS2-GT mount with Open GoTo PMC-8 Stainless steel tripod with built-in bubble level Counterweight 2 x 4.5 kg Polar finder with illumination unit Power supply 12 volts / 2 amps ExploreStars app via software download Instruction manual

€1,238.00* €1,448.00* (14.5% saved)
EXPLORE SCIENTIFIC MN-152 David H. Levy Comet Hunter Telescope
Maksutov Newton MN-152 David H. Levy Comet Hunter Telescope Highly corrected optic for wide-field observation and astrophotography. Developed in collaboration with the famous "comet hunter" David H. Levy. The Maksutov-Newton system does have some pros and cons respectively to the classical newtonian design. Apart from the higher price the main disadvantage is the higher weight - the thick corrector lens at the front is the cause for this. The main advantage of the Maksutov-Newton compared to the classical newton is the sharpness of the field of view. Classical newtonian telescopes do show a sharp pinpoint star image only at the middle of the field of view - outside the optical axis they have a dominant abberation, the so called coma. This is inherent in the newtonian design, and therefore valid for all newtonian telescopes of all brands and not caused by manufacturing tolerances. Coma distorts the star image - the pinpoint star shows a tail, just like a small comet. This decreases sharpness and contrast considerably. The Maksutov-Newton shows a much sharper star image - for most applications the coma is not visible. This results in a high contrast image all over the field of view - for visual observations and for astrophotography with DSLRs alike. This makes the Maksutov-Newton a ideal all-purpose telescope, that is able to show a sharp field without the need for additional correctors. SCOPE OF DELIVERY Optical Tube Carbon fiber with 2’’ focuser and reduction 10:1 Carbon dew shield with dust cap Tube rings with dovetail Explore Scientific 52° LER Eyepiece 30mm 8x50 finder scope with illumination Eyepiece Barrel diameter: 2’’ and 1.25’’ Universal 44mm Dovetail plate with stainless steel rail (fits LXD75/Great Polaris/EQ5) Instruction manual SPECIFICATIONS Overall length including dew shield: 825mm Net weight including tube rings, handle, dew shield and finderscope: 7,9kg

€1,249.00*
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BRESSER Messier NT150s/750 EXOS-2 PMC-Eight GoTo Telescope Set
The telescope set, consisting of the BRESSER Messier NT-150s/750 tube and the modern EXOS-2 PMC-Eight GoTo mount, is an impressive combination of portable, powerful optics and user-friendly mounting. Thanks to the parabolic primary mirror and the 150 mm aperture, you can capture impressive details of nebulae, galaxies, and many other fascinating celestial objects. The high-quality solar filter also allows for safe solar observation. With the reliable GoTo control and the user-friendly ExploreStars app, navigating the sky becomes effortless. Additionally, the tracking to compensate for Earth’s rotation is exceptionally precise with the PMC-Eight GoTo mount. The Telescope The BRESSER Messier NT-150 is distinguished by its good portability and razor-sharp optics with a parabolic primary mirror. The 150 mm aperture allows you to observe even smaller nebulae in the vastness of space. Discover the remnants of a massive star explosion from the year 1054 in the Taurus constellation or trace the glowing filaments of the Great Orion Nebula. Spot the famous Pinwheel Galaxy in the constellation Ursa Major or find the Dumbbell Nebula in the constellation Vulpecula. With the high-quality objective solar filter, you can also safely observe sunspots, eclipses, and planetary transits. (Warning: Never aim the telescope at the Sun without a solar filter!) The Mount The EXPLORE SCIENTIFIC EXOS-2 PMC-Eight GoTo mount is equipped with a modern and highly precise GoTo control system. It consists of a robust Wi-Fi controller unit, providing all necessary interfaces. The NEMA-11 stepper motors are directly connected to this unit via cable, and an ST-4 compatible autoguider interface is also available. Additionally, the control system supports micro-stepping to ensure precise tracking. Intuitive control via app and graphical star map The specially developed ExploreStars app for the PMC-Eight system impresses with an intuitive and visually appealing interface. The currently available alignment stars for control initialization, as well as all celestial objects in the database, are displayed as a star map with additional text information. All these objects can be easily viewed and selected. Powerful controller unit with Open GoTo for customization The heart of the controller unit consists of a fully autonomous 2-channel multi-processor with 8 CPUs and a Wi-Fi Ethernet 10/100 adapter with IP function. This enables remote operation via browser, ASCOM, app, or serial connection. The Open GoTo system also allows for custom firmware to be written and uploaded to the controller unit. This enables customized adjustments to the device's functions and the creation of custom object lists. Polar finder included The pre-installed polar finder scope included in the package allows for quick and precise polar alignment and long exposure times without unwanted star trails. The integrated LED lighting unit further enhances the usability of the polar finder. FEATURES TELESCOPE Design: Reflector telescope Mirror diameter: 150 mm / Focal length: 750 mm / F/5 Maximum useful magnification: 300x Very high-quality Hexafoc focuser with 2.5" clear inner diameter Diffraction-limited optics with parabolic primary mirror 6x30 finder with crosshair eyepiece Optimized finder bracket for comfortable viewing Handle for easy transport with integrated camera holder (photo thread screw) Smartphone adapter for sky navigation included Prism rail with stainless steel clamping surface T2 adapter for DSLR cameras (optional T2 ring required) 50.8-to-31.7 mm adapter with integrated T2 adapter (optional T2 ring required); with brass ring clamping FEATURES MOUNT Powerful PMC-8 Open GoTo system User-friendly and visually appealing ExploreStars OpenGoto app Wi-Fi control via tablet, notebook, or desktop PC with a minimum 7" display and Wi-Fi function (not included) Compatible operating systems: WIN8.1, WIN10/11, iOS, or Android 4.4 and higher Classic control via direction keys or joystick for guiding, centering, correcting, and slewing via touchscreen Intuitive 2-star and 3-star alignment for GoTo control initialization Multiprocessor microcontroller with 8 CPUs Micro-stepper NEMA-11 motors Highly precise and quiet belt drive ST-4 compatible autoguider interface ASCOM driver available, supports pulse guiding Ability to create custom firmware and object lists and upload them to the PMC-8 GPS compatible / settings depend on the computer or tablet used Power supply via 12-volt DC, with a maximum power consumption of 1.6 amps at full load SCOPE OF DELIVERY Optical tube 26 mm Super Plössl eyepiece (31.7 mm / 1.25") Integrated 31.7 mm and T2 adapter Prism rail with stainless steel clamping surface Adapter for 50.8 mm (2") eyepieces Rotating star map Objective solar filter Tube clamps with carrying handle and camera holder 6x30 finder scope Smartphone adapter for navigation Astronomy PC software Stellarium (via download) EXOS2-GT mount with Open GoTo PMC-8 Stainless steel tripod with built-in spirit level 2 x 4.5 kg counterweight Polar finder with lighting unit 12V / 2A power supply ExploreStars app via software download User manual

€1,058.00* €1,264.00* (16.3% saved)