7 x 50 Military R LPFThe Steiner 7×50 Military R LPF Binocular 539 utilizes precision optical engineering for maximum image clarity and brightness. The Binocular ‘s advanced military design and fiber-reinforced polycarbonate rubber armored housing makes the Steiner extremely rugged and lightweight. The Binocular Telescope consists of a left and right side. The interpupillary distance (ID) can be adjusted by swiveling the halves of the binocular around its central axis. Each side of the Steiner Binocular consists of two parts, the optical carrier and the external housing. This unique construction allows for external force to be distributed and transferred away from prism and other internal optical components. Steiner 7×50 Military R LPF Binoculars are equipped with a two-way valve system and each inside optical chamber is pressurized with dry nitrogen to protect against condensation at variable temperatures. These Military Binoculars are waterproof at a depth of 5 meters. The Steiner 7x50mm Military R LPF Binocular is encased in a protective armoring made of modified webbed thermoplastic rubber. All aluminum components are anodized to protect against corrosion. External metal parts are finished with a coating of green colored enamel. The 50mm objective lenses are protected with collapsible plastic caps which are secured to the binocular body. The eyepieces are protected with a rain protection cover that is attached to the carrying strap. These features of enhanced low light performance and optical brilliance make the Steiner 7×50 Military R LPF Binocular 539 the standard binocular for special naval and military units throughout the world.The Steiner 7x50mm Military R LPF Binocular 539 comes with a Reticle (R) and Laser Protection Filter (LPF). The Reticle features lines, numbers and indicators that are designed to be easily readable in daylight as well as in artificial light The reticle is a