Introducing the Military Marine Binocular, the civilian version of Steiner's proven military binoculars, adapted for rugged all-around use. They're lightweight but heavily armored, with 100% waterproof construction and a Makrolon polycarbonate housing that protects the sensitive internals. The floating prism design utilizes a flexible silicone lens mount to absorb severe shock, impact and abuse, adding yet another element of durability. Even better, they're light and easy to handle, with bright images and a wide field of view for steady viewing, even on rough seas. The Sports-Auto Focus System lets you focus each eyepiece to your vision once, then keeps the image razor sharp from 20 yards to infinity. No more chasing focus on moving objects. Plus, the Binoculars are backed by Steiner's legendary Heritage Warranty: Steiner will repair or replace your optic at no charge to youa |no receipt or warranty card needed. Premium German craftsmanship Fully coated high-contrast optics for excellent image quality Floating prism system with flexible silicone lens mount that absorbs shock Sports-Auto Focus System: simply focus each eyepiece to your vision, and the image stays razor sharp forever from 20 yds. to infinity Makrolon durable polycarbonate housing with NBR Long Life rubber coating 100% waterproof Backed by the Steiner Heritage Warranty