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STX 25-60x85

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Technical Data
Magnification 25-60x
Effective objective lens diameter (mm) 85
Exit pupil diameter (mm) 3.4-1.4
Eye relief (mm) 20
Field of view (ft/1000 yds / m/1000 m) 124-68 ft / 41-23 m
Field of view (degrees) 2.37-1.30
Field of view, apparent (degrees) 57-71
Shortest focusing distance (ft / m) 11.8 ft / 3.6 m
Diopter correction at ∞ (dpt) > 5
Light transmission (%) total product 86
Objective filter thread M 87 x 0.75
Focal length with TLS APO (mm) 750-1800
Length (in / mm) 15.7 / 400
Weight (oz / g) 69.3 / 1965
Functional temperature -13 °F to +131 °F (-25 °C to +55 °C)
Storage temperature -22 °F to +158 °F (-30 °C to +70 °C)
Submersion tightness 13 ft (4m) water depth (inert gas filling)
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