Steiner 10x50 Military Marine -MM1050 Model 2035 is the most popular Steiner porro prism (auto-focus) binocular. It is truly a mulit-purpose binocular. From hunting to boating to a day at the range, the Steiner 10x50 Military Marine does it all. This bundle features the premium camo shoulder carry case and the premium loop style floating strap. The floating strap offers outstanding protection should the binoculars fall overboard! Steiner Military Marine series is MILITARY OPTICS FOR CIVILIANS. - With 10x magnification and a 327ft wide field of view, the Steiner Military-Marine 10x50 binoculars offer sharp images in an easy-to-handle design. The set it and forget it, SPORTS AUTO FOCUS system -- Once sharp, always sharp. Brilliant 3D images from 20yds to infinity without refocusing, perfect for your active life. Featuring a FLOATING PRISM SYSTEM which uses flexible silicone lens mounts to absorb severe shock, impact and abuse without damage. The chassis is a MAKROLON HOUSING - A durable polycarbonate with NBR rubber armoring creates a lightweight, rugged chassis that withstands 11 GS of impact. Impervious to harsh conditions for generations of use.