Resolution, typical: 32-36 lp/mm
Focus Range: 1 to infinity
Diopter Adjustment: +5, -5
Detection Distance, approx.: up to 200 yds
IR Illuminator Effective Distance: Up to 150 yds
Estimated Power Life w/out IR: up to 20 hours
Operating Temperature: -22 to +104
Dimensions: 7.2 x 4.8 x 2.8 inches