Porro binoculars, BK-7 glass, central focusing
- Rugged and compact
- Ergonomic body
- High image quality, suitable for eyeglass wearers
- Dimensions: 172x55x155 mm, Weight: 700 g
- Scope of delivery: binoculars, nylon bag, carrying strap, lens cloth
Currently not available
The body of the NATIONAL GEOGRAPHIC 8x40 Porro binoculars is provided with a rubber coating, which together with the ergonomic shape provide for a solid grip. For comfortable long-term observations, a tripod thread is integrated.
FEATURES
- High quality lenses made of optical glass
- Diopter adjustment ±2
- Adjustable interpupillary distance
- Binoculars
- Nylon bag
- Carrying strap
- Lens cloth
- Manual
Batteries included: | 0 |
---|---|
Body armouring: | Rubber |
Colour: | black |
Compass: | 0 |
Diopter setting: | 1 |
ED glass: | 0 |
Exit pupil min. (mm): | 5 |
Extended warranty (years): | 5 |
Eyepieces for eyeglass wearers: | 0 |
Eye relief (mm): | 15 |
Field of application [Binoculars]: | Bird watching & Nature observation, Traveling & Sports |
Field of view at 1000m 7) (m): | 110 |
Focusing system: | Central focus wheel |
Inert gas purged: | 0 |
Interpupilar distance max. (mm): | 72 |
Interpupilar distance min. (mm): | 56 |
LE Eyepieces: | 0 |
Magnification: | 8 |
Material prisms: | BK-7 |
Mirror/Lens diam. (mm): | 40 |
Near focus from 7) (m): | 7 |
Net weight (without access.) (g): | 80 |
Optical design: | Porro |
Relative brightness 7): | 25 |
Single eye adjustment: | 0 |
Temperature range max. (°C): | 40 |
Temperature range min. (°C): | -10 |
Total height (mm): | 55 |
Total length (mm): | 172 |
Total width (mm): | 155 |
Tripod adapter thread: | 0 |
Twilight factor 7): | 17.7 |
Type [Binoculars]: | Standard Binoculars |
Waterproof 8): | 0 |
Zoom function: | 0 |
Produkt- und Sicherheitshinweise
Manufacturer:
Bresser GmbH, Gutenbergstraße 2, 46414 Rhede
www.bresser.de