Newcon NVS-15 Autogated 3rd Gen Goggles w/ HeadgearThe Newcon NVS 15 Autogated 3rd Generation Night Vision Goggles includes a headgear and features two 64 lp mm high resolution 3rd generation intensifier tubes with GaAs photocathodes. If you are moving through environments with changing infrared lighting conditions and need to adjust brightness of your images, you can use a manual gain control. The optical system features a 27. 5mm f 1. 17 lens, a 1x magnification, a 40 angular field of view, and a