Carson Open Bridge 8x26mm Roof Prism Binocular Matte Green. These Binoculars from the people at Carson feature roll-down eyecups that let in light without overwhelming your field of view. Waterproof and fogproof the Carson RD Series Binocular is nitrogen purged and O-ring sealed to be resistant to the elements. When your field-of-view is a priority count on a Carson Open Bridged Binocular for all your viewing glass needs. Specifications for Carson Open Bridge 8x26mm Roof Prism Binocular: Manufacturer: Carson Color: Green Magnification: 8 x Objective Lens Diameter: 26 mm Prism System: Roof Prism Material: BAK4 Eye Relief: 16 mm Field of View Linear: 356 ft at 1000 yds Optical Coating: Fully Multi-Coated Binoculars Focus System: Center Focus Twilight Factor: 14.42 Interpupillary Distance: 60 - 75 mm Close Focus: 13.1 ft Weather Resistance: Fog Resistant Water Resistance Level: Waterproof Length: 4.5 in Weight: 0.63 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 8x26mm Binocular CN-BI-BI826 Roll-Down Eyecups Eye Adjustments Porro or Roof Prism Design Waterproof and fog-proof Tripod Adaptable Package Contents: Carson 8x26 Open Bridge Binocular Hard Protective case lens covers neck strap Carson RD-826: 8x26 Open Bridge Binocular Green