A full size set of binos isn’t always the solution. Enter our compact BX®-4 Pro Guide™ HD binoculars. We decreased the size and gave you some weight savings all while maintaining an elite level of performance. Built around our Twilight Max HD Light Management System the BX®-4 Pro Guide™ HD binoculars boast un-paralleled brightness edge-to-edge clarity and advanced glare management elements; helping you see more details in less light. Their ergonomic open-bridge design is comfortable for extended glassing sessions and delivers key weight savings for those long backcountry adventures. - 100% Waterproof and Fogproof - BAK 4 Prisms - Central Focus Dial - Ergonomic Design - High Definition - Tripod Ready - Twilight Max HD Light Management System - Twist Up Eyecups - Interpupillary Distance Range: 58-74 - Weight (oz): 17 - Linear FOV (ft/1000 yd) - High: 394 - Length (in): 4.8 - Eye Relief (mm) - High: 16 - Angular FOV (degrees) - High: 7.5 - Exit Pupil (mm) - High: 4 - Close Focus Distance (ft): 7