20×80 Observatory Binocular
Main features :
20x magnification
Supplied complete
with holding arm and sturdy tripod
Fully - coated optics
Easy center focus
Airtight
mechanism/protection against water,dust,
rust , moisture , etc.
Easy to carry
General
description :
For use on the toughest military assignments mountable on special tripod, observatory
towers and or shipboard, excellent for viewing long distances on land and at sea as well
as extreme close up observation, the graduation scale also allows distances of objects to
be measured from observation posts.
Technical specifications : |
|
| Objective diameter : |
80 mm |
| Magnification : |
20× |
| Real field of view : |
3° |
| Exit pupil diameter : |
4 mm |
| Relative brightness : |
16 |
| Range of diopter adjustment : |
-4 to +2 diopters |
| Range of interpupillary distance |
|
| adjustment: |
58 to 72 mm |
| Pointing range: |
|
| Azimuth : |
360° |
| Elevation : |
50° |
| Depression |
20° |
| Weight : |
|
| Telescope: |
8 kg |
| Holding arm : |
3 kg |
| Tripod : |
5 kg |
| Dimensions: |
|
| Length of telescope : |
500 mm |
| Width of telescope : |
350 mm |
| Height (eye-level) : |
1400 mm |
|