Snypex 10x32 Knight ED Water Proof Roof Prism Binocular with 5.5 Degree Angle of View, 3.2mm Exit Pupil, 17.5mm Eye Relief, Fully Multicoated, Wide Field of View at 1000 Yards 288.2' Fully Waterproof and fog proof, nitrogen filled, submerge to 1 meter for 15 minutes Ergonomic Open hinge design Minimum focus distance of 3.92ft Long eye relief and twist up eye cups great for eyeglass wearers