Technical Data
Magnification 8x
Effective objective lens diameter (mm) 25
Exit pupil diameter (in/mm) 0.12/3.1
Exit pupil distance (eye relief) (in/mm) 0.67/17
Field of view (ft/1000 yds / m/1000 m) 357/119
Field of view (degrees) 6.8
Field of view for eyeglass wearers (degrees) 6.8
Field of view, apparent (degrees) 52
Shortest focusing distance (ft/m) 8.2/2.5
Dioptric compensation (dpt) ± 5
Diopter correction at ∞ (dpt) 6
Light transmission (%) 88
Pupil distance (in/mm) 2.0-2.9/50-74
Twilight factor acc. to ISO 14132-1 14.2
Technical Data
Length approx. (in/mm)* 4.3/110
Width approx. (in/mm)** 3.9/98
Height approx. (in/mm)** 1.8/46
Weight approx. (oz/g) 12.2/345
Functional temperature -13 °F to +131 °F (-25 °C / +55 °C)
Storage temperature -22 °F to +158 °F (-30 °C / +70 °C)
Submersion tightness 13 ft / 4 m water depth (inert gas filling)
* Value with eyecups twisted in _
** Dimensions at a pupil distance of 2.5 in / 64 mm