The ALPHA OPTICS NG40 is a dual-channel night vision system. A 40° field of view (FOV) provides a large visual field without needing to move the binoculars. The ALPHA OPTICS NG40 uses advanced multi-coated optics and a compact composite housing that built to last. Operating from a single AA alkaline battery or CR123A battery the goggles can run up to 20 hours. Equipped with an integral infrared illuminator the device is ideal for reading in the dark. The device has head and helmet mounting options for hands-free operations. It can be used as binoculars monocular goggles or stowed out of the way. Operated by a single gain control knob the ALPHA OPTICS NG40 utilizes features like a flip-up-turn-off and a flip-down-turn-back-on option when mounted to a helmet.