The pvs-7 is widely recognized for its dependability and ergonomic design.The pvs-7 can be outfitted with high-performance gen 2+ and gen 3 image intensifier tubes (available in green phosphor or p45 white phosphor).The pvs-7 features automatic brightness control (abc) to adjust image brightness in changing light conditions to maintain image definition and clarity; built-in infrared illuminator provides a light source beyond the visible spectrum to enable the user to operate in complete darkness without being detected; bright light cutoff feature to protect the image tube from sources of intense light; two led indicators in the eyepiece for the ir illuminator on and low battery indicator and a flip-up shutoff feature that can be used with the optional helmet mount system.The pvs-7 is lightweight, tough and versatile, the pvs-7 can be handheld or mounted to the users head/helmet.It is compatible with a focal magnifier lenses for superior long-range viewing.Includes demist shields, 2 aa batteries, lens tissue, neck lanyard, head mount assembly, sacrificial window, soft carrying case and instruction manual.Resolution: 45-57 lp/mmMagnification: 1xObjective: 27mmField Of View: 40 DegreesGeneration: 2+ Level 2Battery Size: AADimensions: 6.40" x 6" x 3"Weight: 1.50 lbsFocus Range: .25m to InfinityIntensifier Tube: YesDiopter Adjustment: -6/+2Infrared Illuminator: YesBattery Life: 60 hrs