The Armasight Nyx-7 GEN 2+ SD Night Vision Goggle is the bi-ocular night vision goggle built around high grade image intensifier tubes. They are an exceptional choice for hands-free use. Built with high grade optics and simple, reliable electronics, the Nyx-7 provides bright and clear night vision images, even in the most trying conditions. This unit includes a built-in IR light source for reading maps or basic, short-range illumination in complete darkness. It can be worn on the ip-up head mount or universal helmet mount. Water-resistant, rugged, light and compact, the Nyx-7 is the perfect hands free unit for a variety of tough operations.