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° / 8
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