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EXPLORE SCIENTIFIC 62° LER Eyepiece 14mm Ar

Testbericht zu den 62° LER Okularen

Von Thorsten Zeiger, Volkssternwarte Niederrhein

Bei einem sehr guten Seeing konnten wir, die Volkssternwarte Niederrhein, endlich unsere neuen Okulare der 62° Serie von Explore Scientific ausprobieren. Dies habe ich mal gleich zum Anlass genommen, über die Erfahrungen und Tests zu berichten.

Ich fange mal mit der Verpackung an. Die Okulare liegen gut geschützt, quasi "wohl gebettet" in einem Karton mit jeweils passender Schaumstoffauskleidung. Sehr gut geeignet, wenn man öfters und schnell mal bei der Beobachtung zwischen verschiedenen Okularen wechselt. Wir haben uns direkt für alle sieben erhältlichen Größen entschieden.

Beim Auspacken fiel schon vorher die sehr gute Verarbeitung der Okulare auf. Die Steckhülsen, bei den 40mm und 32mm in 2", bei den anderen Größen in 1 1/4" Ausführung, laufen am oberen Ende konisch zu, sodass ein Herausfallen bei gelöster Klemmschraube verhindert wird. Wir benutzen ein 14" Schmidt-Cassegrain GPS auf Säule und Polhöhenwiege. Dazu ein Zenitprisma, und gerade hier ist es wichtig, ein Herausfallen des Okulars zu verhindern. 

Nun aber zu Wesentlichen:

Optische Eigenschaften

Die optischen Eigenschaften sind erstaunlich. Die Schärfe und Farbtreue bis an den Bildrand (wichtig bei bildausfüllenden Beobachtungen wie Mond oder Sternhaufen) beeindrucken.

Einblickverhalten

Das Einblickverhalten ist auch für Brillenträger tadellos, da man sehr gut beim Abstand zur Linse variieren kann, ohne "etwas zu verpassen". Alle Okulare sind mit ausklappbaren Augenmuscheln bestückt. 

Preis-Leistung

Da wir im Besitz einiger Okulare aus den verschiedenen Preissegmenten unterschiedlicher Hersteller sind, können wir die Qualitäten sehr gut beurteilen und vergleichen.

Fazit

Ich kann sagen, dass dem Hersteller hier ein großer Wurf gelungen ist, sowohl optisch wie auch verarbeitungsmäßig qualitativ hochwertige Okulare auf den Markt gebracht zu haben. 

Thorsten Zeiger Volkssternwarte Niederrhein

Volkssternwarte Niederrhein

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    Testbericht zu den 62° LER Okularen von der Volkssternwarte Niederrhein
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Guides & Tips

FAQ - Frequently Asked Questions

That is normal. Finder scopes are only used to make objects easy to locate. The image orientation does not matter for observation.

  • Alt-azimuth: easy to use, moves horizontally and vertically
  • Equatorial: enables precise tracking of objects with only one axis – ideal for high magnifications and astrophotography

  • Moon: from 30 mm
  • Planets: from 100 mm
  • Deep sky: from 150 mm
Are you a member of an astronomy club? Find out here what your benefits are.
View conditions

Product and safety instructions


Manufacturer: 
Bresser GmbH, Gutenbergstraße 2, 46414 Rhede

Contact: 
www.bresser.de


Warning notes
  • General safety instructions DANGER Risk of eye injuries! Never look directly at the sun or near the sun through this device. There is a risk of blindness! Children should only use the device under supervision. Keep packaging materials (plastic bags, rubber bands, etc.) away from children! There is a risk of suffocation! FIRE HAZARD! Do not expose the device – especially the lenses – to direct sunlight! The light concentration could cause fires. RISK of material damage! Do not dismantle the device! In case of a defect, please contact your dealer. They will contact the service center and may send the device in for repair. Do not expose the device to temperatures above 60°C!
  • Never look at the sun through an eyepiece/telescope without a certified protection filter. A moon filter can never be used for solar observation. The moon filter is only suitable for moon observation. The solar filter must be mounted in front of the telescope opening, not at the eyepiece. Otherwise, the concentrated light beam through the optics will immediately destroy the filter foil, leading to severe eye damage, including permanent blindness.
  • Never leave the optics unattended. Children and inexperienced adults could point the telescope at the sun without proper precautions and lose their eyesight.
  • Do not expose the device to high temperatures.
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