| Magnification Range |
25x-50x |
| Obj. lens diameter |
80mm |
| Exit pupil |
3.2mm / 1.6mm |
|
Field of View (FOV)
|
2.2° / 1.6°
|
| Apparent FOV (FOV x Power) |
55° / 80°
|
| Field of view (ft/1000 yds) |
115ft /84ft |
| Brightness |
10.24 / 2.56 |
| Twilight factor |
44.7 / 63.2 |
| Multi Position Eyecups Y/N |
Yes |
| Eye relief |
17mm - 18mm |
| Eye piece construction |
5 group 7 element |
| Near focus |
5m |
| Dimension WxHxD |
15.9"x3.9"x3.9" |
| Weight |
64.5 oz |
| Prisms type |
Schmidt-Pechan |
| Prism reflective coating type |
Dielectric Coating |
| Phase correction coating |
Yes |
| Lens coating |
Oilphobic + flat multi |
| Pressure tested to what pressure |
1m for 30min. (IPX7) |
| Storage temperature |
-40°~158°F
|
| Functional temperature |
-13°~140°F
|
| Frame material |
Aluminum / Polymer / Magnesium |
| Internal gas purged |
Nitrogen
|
| Objective filter thread |
82mm
|
| Focus system |
Vari-speed focusing system |
| Lens type |
Fluorite glass |
| Origin |
Japanese components assembled in the US |
