For performance that won’t weigh you down on long backcountry hunts you need the BX®-4 Pro Guide™ HD binoculars. They deliver the brightness edge-to-edge sharpness and contrast guides demand and we’ve taken extra steps to eliminate glare. You won’t find binoculars that work better in the worst light or reveal more in those crucial minutes at dawn and dusk. - High Definition - Open Bridge Roof Prism Design - Twist Up Eyecups - Ergonomic Design - Phase Coated - Fully Multi coated Lens System - 100% Waterproof and Fogproof - BAK 4 Prisms - Twilight Max HD Light Management System - Color: Shadow Gray - Waterproof: Yes - Length: 5.6 Inches - Weight: 23.4 Ounce - Magnification: 8 - Power Variability: Fixed - Minimum Power: 8 - Maximum Power: 8 - Lens Coating: Fully Multi-Coated - Warranty: Leupold Full Lifetime Guarantee - Lens Covers Included: Yes - Fog Proof: Yes - Objective Lens Diameter: 42 Millimeter - Eye Relief: 0.75 Inches - Exit Pupil Diameter: 5.3 Millimeter - Prism Type: Roof - Minimum Focus Distance: 8 Feet - Field of View @ 1000 Yards: 368 Feet - Case Included: Yes - Interpupillary Distance: 58-74 Millimeter