The big-glass viewing power of 45 mm objective lenses, in a rugged, ergonomic polycarbonate frame. Available in 8X and 11X, equipped BaK 4 prism glass, state-of-art phase coating, well-armored waterproof frame, and nitrogen-filled fog proof barrels. When the going gets tough, this is the bino to go with. Features: BaK-4 prism glass. State-of-the-art phase coating. AL reflective coating. Emerald Fire. full multi-coating. Multi-step eye relief system. Waterproof. Nitrogen filled/fogproof. Ergonomic body armor. Tripod/monopod compatible. Power: 11X.