The PVS-14 is a multi-purpose night vision monocular in service with militaries and government agencies worldwide. Featuring the most advanced U.S. made Generation 3 image intensifier tubes, the PVS-14 features variable gain control and bright light automatic shut off. The PVS-14 may be hand-held, head/helmet mounted, or weapon mounted. Optional N-Vision Optics accessories such as dual mounts, weapon mounts, and magnifier lenses make the PVS-14 extremely versatile. Each units ships with: adapter (j-arm), sacrificial window, demist shield, eyecup, lens cap, neckcord, soft carry case, lens cleaning paper, battery, user manual. Features Variable gain control Single AA battery Hand-held, helmet-mountable or weapon-mountable Automatic brightness control (ABC) Built-in IR Illuminator Generation 3 Bravo Auto-Gated Image Intensifier Thin Filmed, Green Phosphor Size Zone 1 Zone 2 Zone 3 >.009-.012 0 1 1 >.006-.009 0 1 2 >.003-.006 1 2 3