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SPEZIAL ASTRO binoculars from BRESSER are ideal for astronomy and landscape observation.
This is a professional large binocular with ED glass objective lenses for the very highest demands on color fidelity and brilliance. With the best viewing characteristics, a robust marine version and a sturdy tripod adapter.
Thanks to fully multi coated Bak-4 glass material, the extra large objective lens diameter and highly corrected eyepieces with 5 lenses in 3 groups these binoculars provide bright, crisp images from edge to edge. The high 20x magnification it is convenient not only for observing astronomical objects but is also practical for viewing distant terrestrial objects. Due to a very high reduction of stray light, the binoculars deliver the best possible picture and a perfect sight. With the individual eyepiece focus once set you can get a sharp image for all astronomical distances. Foldable rubber eyecups give eye glass wearers the possibility of making the best use of these optics’ field of view.
The binoculars are waterproof and ARGON gas filled to avoid internal fogging. The ergonomic rubber armouring provides a good grip and is also protected against shocks.
With the included heavy duty foto tripod adapter the SPEZIAL ASTRO ED can be mounted onto any foto tripod which offers a standard 1/4inch or 3/8inch thread. The use of a tripod is also highly recommended at a high magnification of 20x to obtain a steady image.
FEATURES
SCOPE OF DELIVERY
| Optical characteristics | |
|---|---|
| Type of build: | Porro |
| Magnification: | 20 x |
| Minimum focusing distance (m): | 20 |
| Objective lense diameter (mm): | 80 |
| Eye relief (mm): | 16 |
| Exit pupil (mm): | 4 |
| Max. interpupillar distance (mm): | 74 |
| Min. interpupillar distance (mm): | 56 |
| Optical coatings: | Fully, multiple |
| Focusing system: | Single |
| Glass material: | BaK-4 |
| Field of view | |
| Field of view at 1,000 m (m): | 58 |
| True field of view (°) | 3,3 |
| Twilight factor: | 40 |
| Special features: | |
| Protection bag | Yes |
| Threaded tripod connector | Yes |
| Dioptre adjustment: | Yes |
| Waterproofness: | Yes |
| General | |
| Colour | Black |
| Dimensions (L x W x H), (mm): | 310 x 250 x 100 |
| Series: | Spezial Astro |
| Material | Aluminium |
| Surface material | Rubber |
| Weight (kg): | 2.70 |
| Warranty: | 2 years |
| Included accessories | |
| Carrying bag: | Yes |
| Dust cover: | Yes |
| Carrying strap: | Yes |
| Neck strap: | Yes |
| Area of application | |
| Astronomy: | Very good |
| Bird watching: | Good |
| Hunting: | Not recommended |
| Sailing: | Not recommended |
| Theater | Not recommended |
| Traveling | Not recommended |
