AGM Global Vision 3AL1 Night Vision Binocular Black 1x 27mm, Gen 3 Auto-Gated Level 1, Green Filter The AGM NVG-40 is a dual-channel night vision system. With a 40 degree field of view, it provides a large visual field without needing to move the binoculars. The NVG-40 uses advanced multi-coated optics and is built to last with a compact composite housing. Operating from a single AA alkaline battery or CR123A battery, the NVG can run up to 20 hours. Equipped with an integral infrared illuminator for reading in the dark. For hands-free use of the NVG, it can be installed to many various mounts, such as the AN/PVS-7D, AN/PVS-14, AN/PVS-7A/C, AN/PVS-15, and AN/PVS-18 mounts, or to mounts with mini-rail interface. Features a NVG Interface Shoe (preinstalled) used for installing the NVG to a either standard dovetail type headset and helmet mount and Bayonet/Horn Interface Shoe (included) is used for installing the NVG to a either standard bayonet/horn type headset and helmet mount. Includes NVG interface shoe, bayonet/horn interface shoe, demist shield (2), sacrificial window (2), soft carrying case, lens cloth, battery adapter and user manual.