Night Optics Gen 2 Mil-Spec 2.8x Night Vision Sight NS-M845-2MS is an easy to use, highly effective night vision sight designed for fast target acquisition and high-resolution infrared images. Built for use with 5.56mm and 7.62mm weapons, these night vision rifle scopes are extraordinarily lightweight (just 34 ounces) and a feature a wide field of view, making it easy to find, sight, and hit targets with speedy accuracy. A bore-sighted red dot always shows up clearly in these Night Optics night vision scopes, pairing nicely with the scope's 2.8x magnification. Generation 2 night vision tubes in the Night Optics M845 2.8x NV Riflescope project incredibly clear night vision images with little to no halo effect. Night Optics has constructed these scopes from high tensile metal, and you can instantly purge them with dry nitrogen by using the integrated purge valve. Simple on/off operation, three reticle brightness levels, and precise, 4 MRD windage and elevation adjustments make these Night Optics rifle scopes incredibly easy to use. These night vision scopes easily mount to your weapon using the included mil-standard 1913 Picatinny or Weaver quick detach mount. For a versatile, focus-free, and durable night vision rifle scope by Night Optics, outfit your firearm with the NightOps 2.8x Generation 2 Waterproof Night Vision Sight.