| Magnification |
7x |
10x |
| Obj. lens diameter |
28mm |
28mm
|
| Exit pupil |
4mm |
2.8mm |
| FOV |
6.5°
|
5°
|
| Apparent FOV (FOV x Power) |
45.5°
|
50°
|
| Field of view (ft/1000 yds) |
341
|
262
|
| Brightness |
16
|
7.8
|
| Light transmission (%) |
90% |
89% |
| Twilight factor |
14
|
16.7
|
| Multi Position Eyecups Y/N |
Yes |
Yes
|
| Eye relief |
16mm |
15mm |
| Near focus |
9.8ft
|
9.8ft
|
| Eye width adjustment |
58~72mm |
58~72mm
|
| Dimension WxHxD |
4.5x4.6x1.7 |
4.5x4.6x1.8
|
| Weight |
12.4 oz |
12.6 oz |
| Lens constr. obj. |
3 groups 2 elements (ED) |
3 groups 2 elements (ED)
|
| Lens constr. ocular |
2 groups 3 elements |
4 groups 5 elements |
| Prisms type |
Schmidt-Pechan
|
Schmidt-Pechan
|
| Prism reflective coating type |
Dielectric Coating |
Dielectric Coating
|
| ED glass |
Yes |
Yes |
| Lens coating |
Scratch and Oil Resistant |
Scratch and Oil Resistant
|
| Diopter correction (dpt) |
+/-3 |
+/-3
|
| Pressure tested to what pressure |
1m for 5 min. (IPX6) |
1m for 5 min. (IPX6)
|
| Storage temperature |
-40°~158°F
|
-40°~158°F
|
| Functional temperature |
-13°~140°F
|
-13°~140°F
|
| Frame material |
Polymer
|
Polymer
|
| Internal gas purged |
Nitrogen |
Nitrogen
|
| Tripod Adaptable Y/N |
No
|
No
|
| Origin |
Japanese and Chinese components assembled in the Philippines
|
Japanese and Chinese components assembled in the Philippines
|
