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 |
14.9"x6.3"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 |