The 8x42mm BX-1 McKenzie HD binocular makes sure no subtle movement goes unnoticed. Its wide field of view and crisp HD image will give you an advantage season after season year after year. - The BX-1 McKenzie HD reveals more details than other binoculars in its class. The roof prism delivers better resolution and the compact design feels solid in your hands. It delivers class-leading low-light performance with our Advanced Optical System which delivers the light transmission glare reduction and resolution all recreational sportsmen and sportswomen demand. Its lightweight compact design is waterproof and purpose-built to handle the harshest conditions. And like all Leupold binoculars its guaranteed for life. - Finish: Shadow Gray - Waterproof: Yes - Light Management System: Advanced Optical System - Guard-ion Lens Coating: No - Length (in): 5.6 - Weight (oz): 22 - Magnification: 8 - Objective Lens Diameter (mm): 42 - Linear FOV (ft@1000 yd): 320 - Angular FOV (Degrees): 6.1 - Eye Relief (mm): 17 - Exit Pupil (mm): 5.2 - Close Focus Distance (ft): 9.8 - Interpupillary Distance Max (mm): 74 - Interpupillary Distance Min (mm): 56