• Total Darkness IR System Yes
• "SMART" Technology No
• IIT Generation 2
• Photocathode Type Multi - Alkali
• Resolution 40-45 lp/mm
• Signal to Noise Ratio 12-20
• Figure of erit <1250
• MTTF - Mean Time Before Failure 5,000 hours
• Magnification 1x
• Lens System F1.44, 80 mm
• Proshield Lens Coating Yes
• FOV 13°
• Exit Pupil 21 mm
• Range of Focus 10 m to infinity
• Diopter Adjustment No
• Controls Direct
• Remote Control Yes
• Automatic Brightness Control Yes
• Bright Light Cut-off Yes
• Infrared Illuminator Detachable IR450
• IR Indicator Yes
• Low Battery Indicator No
• Power Supply 1 x 3 V CR123A type battery
• Battery Life 60 hrs
• Reticle System No
• Windage & Elewation Adjustment No
• Environmental Rating Waterproof
• MIL-STD-810 Yes
• Operating Temperature -40 to +50 °C
• Storage Temperature -50 to +70 °C
• Dimensions 150x80x72 mm
  5.9"x3.2"x2.8"
• Weight 0.64 kg / 1.4 lbs
• Warranty 2 years

Features:

• Easily changes daytime scope to Night Vision
• Mounts in front of the daytime scope, no re-zeroing required
• Multi-coated all-glass optics
• Fast catadioptic front lens system
• Large 21 mm output window
• Lightweight and rugged
• Comes with Quick Release Mount
• Optional 7/8” weaver mount
• Optional Scope Mounting System attaches the PS22 unit to the objective of the day scope (25...62 mm diameter)
• Automatic brightness control
• Resistance to severe conditions
• Up to 60 hours of continuous operation with one Lithium battery
• Limited Two-Year Warranty