Total Darkness IR System: Yes
IIT Generation: 1+
Resolution: 40 lp/mm
Figure of Merit: <1250
MTTF - Mean Time Before Failure: 5,000 hours
Magnification: 2.5x
Lens System: 1.4, F90 mm
Proshield Lens Coating: Yes
F.O.V: 12°
Range of Focus: 4 yd/m to infinity
Diopter Adjustment: -5 to +5
Controls: Direct
Remote Control: No
Automatic Brightness Control: No
Infrared Illuminator: Detachable
IR Indicator: No
Low Battery Indicator: No
Power Supply: 1 x 3 V CR123A type battery
Battery Life: 40 hrs
Environmental Rating: Water and fog resistant
Operating Temperature: -60°F to +113°F -51°C to +45°C
Storage Temperature: -67°F to +158°F -55 to +70 °C
Dimensions" 275x105x83 mm
Weight: 2.8 lbs /1.27 kg