GNVX series night vision goggles were developed to meet military and law enforcement requirements for surveillance at night. This high-performance device has IR and low battery indicators, excess light exposure cut-off sensor and many other features. The model is assembled with the highest quality Image Intensifier Tube Generation 2+ and 3 power supply with built-in bright flash protection (with automatic brightness gain regulation). The unit may be combined with 1x, 3x, 4x, 5x, or 7x magnifier lenses to further extend the viewing capability. Night vision goggles can be head-strap mounted for hands free operation when used with a mask. Lightweight and comfort mask allows to adjust goggles to eyes position. Flip-flop mechanism assures easy unobstructed vision. Operating mode switch and batteries compartment cover are easy to use even when operating in gloves. Angle of IR illumination totally assures a field of view (controlled under assembling). The goggles are performed as corrosion-proof. Low battery indicator. «IR-on» indicator. Features: Built-in IR Long Range infrared illuminator Adjustable Interpupillary Distance Automatic Brightness Control Water and fog resistant Small in size, compact, rugged Goggle system Wide Field Of View Multi-purpose: Hand-held, head-mounted or helmet mounted Standard set: Night Vision Goggles Carrying Case Shoulder strap Lens cloth User manual Adapter for applying PVS type head-strap masks Flip-flop mechanism Optional accessories: 1x, 3х, 5x, and 7x magnifier lens. Easy and handful lens changing process at conducting viewing operations / in field conditions 3х and 5x afocal clip-on lens