Objective
10xMagnification
25 mmEffective objective lens diameter
2.5 mmExit pupil diameter
17 mmExit pupil distance
98 m/1000mField of view at m/1,000 m / ft/1,000 yds
5.6 °Field of view degrees
5.6 °Field of view with eye glasses (degrees)
53 °Field of view apparent
2.5 mShortest focusing distance
± 5 dptDiopter adjustment
8 dptDiopter correction at ∞
88 %Light transmission
50-74 mmPupil distance
15.8Twilight 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