Barska 12x42 WP Blackhawk Bak-4 Green Lens Black. These Barska Blackhawk 12x42 WP Roof Prism Binoculars are rugged roof prism binoculars that perform extremely well in all weather conditions. These Barska Blackhawk 12x42 WP Fogproof Binoculars are 100percent waterproof and fogproof stands out from other binoculars with their distinctive design and exceptional features such as BAK-4 prisms for crisp images optimum long eye relief twist-up eyecups and much more. Specifications for Barska WP Blackhawk 12x42mm Roof Prism Binoculars: Manufacturer: Barska Magnification: 12 x Objective Lens Diameter: 42 mm Prism System: Roof Prism Material: BAK-4 Image Stabilizer: No Eye Relief: 17 mm Exit Pupil: 3.5 mm Field of View Linear: 275 ft at 1000 yds Optical Coating: Multi-Coated Binoculars Focus System: Center Focus Twilight Factor: 22.44 Close Focus: 6.6 ft Water Resistance Level: Waterproof Length: 5.67 in Weight: 25 oz Included Accessories: Lens Covers Lens Cloth Neck Strap Carrying Case Magnification Type: Fixed Zoom: No Brightness Index: 12.25 Eyecups Types: Twist-Up Tripod Adaptable: Yes Fogproof: Yes Armoring: Rubber Armored Compass: No Case: Yes Strap: Yes Nitrogen Filled: Yes Housing/Frame Material: ABS Plastic Size: Small Features of Barska 12x42 WP Blackhawk Binoculars 12x Magnification 42mm Objective Lens Fully-Coated Optics Compact Roof Prism Design 100percent Waterproof and Fogproof Protective Rubber Armor New Diamond Cut Grip Close Focus (ft/m) 6.6/2 Eye Relief 17mm Objective Lens 42mm Exit Pupil 3.5mm Field of View (ftat1000yds/mat1000m) 275ft / 84m Diopter Right Eye Package Contents: Barska 12x42 Waterproof Blackhawk Binoculars Carrying Case Lens Covers Neck Strap Lens Cloth Barska AB11840: 12x42 WP Blackhawk Bak-4 Green Lens Black