PRODUCT HAS BEEN DISCONTINUED. NO LONGER AVAILABLE At the core of the Edge GS 1×20 NV Goggles is a unique combination of specially designed optics, CF-Super Image Intensifier Tube, and wide angle five lens eyepiece, which provides lack of distortion and the highest edge to edge resolution performance. The unit is suitable for a huge variety of purposes, including protection of industrial facilities & private property, patrolling, search & rescue, military, sports, nocturnal walks & bicycle rides, hunting, night orienteering and more.