Description
Technical Data
Effective objective lens diameter (mm) 80
Shortest focusing distance (ft / m) 19 / 6
Diopter correction at ∞ (dpt) > 5
Diopter correction reticle ± 5 dpt
Objective filter thread M 82 x 0.75
Functional temperature -40 °F to +131 °F (-40 °C to +55 °C)
Storage temperature -40 °F to +158 °F (-40 °C to +70 °C)
Submersion tightness 13 ft (4m) water depth (inert gas filling)
Technical data STR 80 with eyepiece 20-60x
Magnification 20-60x
Exit pupil diameter (mm) 4.0-1.3
Field of view (ft/1000 yds / m/1000 m) 108-60 / 36-20
Field of view (degrees) 2.1-1.1
Field of view for spectacle wearers (degrees) 2.1-1.1
Field of view. apparent (degrees) 40-65
Light transmission (%) total product 75
Weight without battery (oz / g) 70.4 / 1995
Length straight view (in / mm) 15.9 / 403
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