Outdoor binocular 25X100,high power heavy calibre
Product Description
| Test items: |
Technical parameter |
| Lens magnification |
25X |
| Entrance pupil Diameter:mm |
φ100 |
| Exit pupil diameter:mm |
φ4 |
| Exit pupil distance:mm |
15.44 |
| Field of view |
3° |
| minimun focal length |
25m |
| Relative brightness |
16 |
| Dusk index |
50 |
| Resolution |
<2.8" |
| Type of Prism |
Paul |
| Number of lens |
4 sets 6 pieces |
| focusing system |
Separate adjusting |
| focusing lens |
Objective lens |
| Diopter range |
-5～+5SD |
| Eye-distance range |
56～72mm |
| Overall dimensions |
|
| Weight |
3625g |
| Overall dimensions |
256x130x388 |
| Composition |
|
| Outer sheath |
yes |
| Stand screw |
yes |
| eyepieces cap |
yes |
| Nitrogen filling |
yes |
| Specifications: | "Metal heavy calibre telescope.
High performance Fixable on a tripod for observation."
|
| |
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