AGM Global Vision NVG-40 1x27mm 3AL1 Dual Tube Night Vision Goggle/Binocular Gen 3 Plus Auto-Gated Level 1 Black 4.5 4.6 2.9. With a 40degree 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. Also 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 the mounts with mini-rail interface. NVG Interface Shoe (preinstalled) is used for installing the NVG to a either standard dovetail type headset and helmet mount. Bayonet/Horn Interface Shoe (included) is used for installing the NVG to a either standard bayonet/horn type headset and helmet mount. NVG Interface Shoe with Connector (optional) is used for installing the NVG-40/NVG-50 to either standard dovetail type headset and helmet mounts and connecting the Battery Pack. Mini-Rail Interface Shoe is used for installing the NVG to the mounts with mini-rail interface. Mini-Rail Interface Shoe is included to the optional AGM Goggle Kit W and AGM Helmet Mount. Specifications for AGM Global Vision NVG-40 1x27mm Dual Tube Night Vision Goggles: Manufacturer: AGM Global Vision Length: 4.6 in Weight: 1.42 lb Magnification: 1 x Objective Lens Diameter: 27 mm Color: Black Condition: New Focus Range: 0.25 m to Infinity Field of View Angle: 40 degrees Battery Type: CR123A AA Weather Resistance: Yes Water Resistance Level: IP67 Battery Quantity: 1 System/Lens Resolution: 64 - 72 lp/mm Diopter Adjustment Range: -6 - 2 dpt Magnification Type: Fixed Storage Temperature: -58 - 158 Fahrenheit Battery Life: 80 hours Operating Temperature: -40 - 122 Fahrenheit Width: 2.9 in Height: 4.5 in Features of AGM Global Vision NVG-40 1x27mm Dual Tube Night Vision Goggles Redundant dual-tube design True stereoscopic vision Lightweight & compact Waterproof Head or helmet mountable for hands-free operation Bright light cut-off Ergonomic simple easy to operate controls Built-in Infrared illuminator and flood lens Utilizes single CR123A lithium or AA battery 3-Year warranty Package Contents: AGM Global Vision NVG-40 Dual Tube Night Vision Goggles One Lithium Battery CR123A Instruction Manual Goggle Kit Soft Carrying Case Lens Tissue Battery adapter CR123A 3V / AA 1.5V AGM Global Vision 14NV4123483111: NVG-40 3AL1 Dual Tube Night Vision Goggle/Binocular Gen 3 Plus Auto-Gated Level 1 Black 4.5 4.6 2.9