Pentax AD 10x32mm ED Roof Prism Binoculars Thermoplastic Elastomer Resin Dark Green Compact. These roof-prism binoculars are the first in the A-series to incorporate ED (Extra-low Dispersion) optical elements to deliver a sharp high-contrast blur-free view rivaling that of higher-end models. These binoculars are highly portable making them suitable for a wide range of outdoor and indoor applications including bird watching nature observation sporting events and concerts.Bright clear viewing As with PENTAXs top-end Z-series models these new models provide a bright clear view of the subject with minimal glare and ghost images thanks to the application of a full multi-coating process to all lens surfaces and a special coating designed to optimize light transmittance. Specifications for Pentax AD 10x32mm ED Roof Prism Binoculars: Manufacturer: Pentax Color: Dark Green Magnification: 10 x Objective Lens Diameter: 32 mm Prism System: Roof Eye Relief: 15 mm Exit Pupil: 3.2 mm Field of View Linear: 105 m at 1000 m Optical Coating: full multi-coated Binoculars Focus System: Center Focus Interpupillary Distance: 56 - 75 mm Close Focus: 3 m Water Resistant Mark: 1 m Water Resistance Level: Waterproof Length: 4.71 in Weight: 18.7 oz Finish: Thermoplastic elastomer resin Condition: New Package Type: Box Width: 130 mm Features of Pentax AD 10x32mm ED Roof Prism Binoculars As the first models in the PENTAX A -series to incorporate ED (Extra-low Dispersion) optical elements for effective compensation of chromatic aberration these binoculars deliver a sharp high-contrast blur-free image. While incorporating objective lenses with a 32-millimeter diameter to assure superb operability these models are designed to be compact and lightweight for easy carrying in a wide range of applications from bird watching and nature observation to the viewing of sports events and concerts. Exterior housing made of thermoplastic elastomer resin to improve holding comfort and prevent accidental slippage Easy-to-operate diopter adjustment mechanism with a non-slip ring-type adjuster Waterproof construction equivalent to JIS Class 6 standards for dependable use in adverse weather conditions Nitrogen-filled design to prevent interior lens surfaces from fogging due to sudden temperature changes Extendible eyepieces for effortless shift between in-use and storage positions Easy mounting on a tripod in combination with the optional TP-3 Tripod Adapter Package Contents: Pentax AD 10x32mm ED Roof Prism Binoculars Objective Lens Caps Eyepiece Lens Cap Case Neck Strap Pentax 62892: AD 10x32mm ED Roof Prism Binoculars Dark Green Compact