Pentax A-Series AD 9x28mm Roof Prism WP Binoculars Green. Pentax constructed these Binoculars with premium multi-layer lens coatings that maximize light transmission throughout for the brightest and clearest views. These Pentax AD 9x28mm Waterproof Binoculars are housed in a fiber reinforced polycarbonate chassis that offers remarkable ruggedness with a lightweight build. A JIS Class 6 waterproof rating combined with fogproof protection makes these specs suitable for inclement weather conditions during your hike. You can even use these in conjunction with your glasses by adjusting the twist-up eyecups. Grab these Pentax AD 9x28 WP Porro Prism Binoculars today to sight out potential prey with crisp perfection. Specifications for Pentax A-Series AD 9x28mm Roof Prism WP Binoculars: Manufacturer: Pentax Color: Green Magnification: 9 x Objective Lens Diameter: 28 mm Prism System: Roof Prism Material: BAK4 Eye Relief: 21 mm Exit Pupil: 3.1 mm Field of View Linear: 29.8 m at 1000 m Field of View Angle: 5.6 degrees Optical Coating: full multi-coated New Premium level lens Coated Binoculars Focus System: Center Focus Twilight Factor: 9.7 Interpupillary Distance: 58 - 72 mm Close Focus: 9.8 ft Diopter Adjustment Range: -4 - 4 dpt Weather Resistance: Yes Water Resistance Level: Waterproof Length: 4.6 in Weight: 12.3 oz Finish: Green Package Type: Box Additional Features: WP Full Size Binocular Included Accessories: Eyepiece lens caps Neck Strap Case Magnification Type: Fixed Features of Pentax A-Series AD 9x28mm Roof Prism WP Binoculars New fully multi-coated optics New enhanced light transmission coatings Phase correction Protective lens coating Waterproof Nitrogen purged Inner Focus Optics design Package Contents: Pentax A-Series AD 9x28mm Roof Prism WP Binoculars Pentax 62831: A-Series AD 9x28mm Roof Prism WP Binoculars Green