Our newest binocular line changes the face of sporting optics for good. An entry-level binocular that impresses the experienced, the Echo delivers features never before imagined on a sporting binocular. Echo Full Size is built around Bak-4 prism glass with our famous Emerald Fire™ full multi-coatings. We’ve given the Echo line our new twist-up eye relief system for eyeglass compatibility and more comfortable viewing. Waterproof and nitrogen filled, these binoculars are backed by an incredible 5-year warranty offering you peace of mind for your investment. 5.7”x5”x2.2”, 23 oz, 8 ft. Close focus, 4.2mm Exit pupil, 16mm Long eye relief, 315 ft. Field of view @ 1000 yds, Tripod/monopod compatible.