Objective
12xMagnification
50 mmEffective objective lens diameter
4.2 mmExit pupil diameter
19 mmexit-pupil-distance-eye-relief-mm
100 m/1000mField of view at m/1,000 m / ft/1,000 yds
5.7 °Field of view degrees
5.7 °Field of view with eye glasses (°)
63 °Field of view apparent
2.8 mShortest focusing distance
± 4 dptDiopter adjustment
7 dptDiopter correction at ∞
90 %Light transmission
56-74 mmPupil distance
24.5Twilight factor acc. to ISO 14132-1
Environment & Conditions
-25 to +55 °CFunctional temperature
-30 to +70 °CStorage temperature
13 ft / 4 m water depth (inert gas filling)Submersion tightness