Carson Open Bridge 10x50mm Roof Prism Binocular Matte Green. Carson constructed these Binoculars with fully multi-coated optics and BAK-4 prisms that create a bright vivid sight picture for your viewing sessions. This Carson 10x50mm Full-Size Binocular is rugged and ready for any adventure and it is also waterproof for use in poor weather conditions. Observe your surroundings in complete clarity with the Carson 10x50 Roof Prism Binocular. Specifications for Carson Open Bridge 10x50mm Roof Prism Binocular: Manufacturer: Carson Color: Green Magnification: 10 x Objective Lens Diameter: 50 mm Prism System: Roof Prism Material: BAK4 Eye Relief: 17 mm Field of View Linear: 304 ft at 1000 yds Optical Coating: Fully Multi-Coated Binoculars Focus System: Center Focus Twilight Factor: 22.26 Interpupillary Distance: 60 - 80 mm Close Focus: 13.1 ft Weather Resistance: Fog Resistant Water Resistance Level: Waterproof Length: 5.1 in Weight: 1.77 lb Finish: Matte Package Type: Gift Box Additional Features: Fully Multi-Coated Lenses and BAK-4 Prisms Ensure a Bright Vivid Image Included Accessories: Hard Case Neck Strap Lens Covers and Lens Cleaning Cloth Magnification Type: Fixed Features of Carson 10x50 Open Bridge Binocular Magnification 10x Objective Lens Diameter 50 mm Package Contents: Carson 10x50 Open Bridge Binocular Lens Covers Strap Case Carson RD-050: 10x50 Open Bridge Binocular Green