Large objective lens modelExceptional vision quality meets high-end expectations.Large objective lenses incorporated in the design allow for contrast-rich, bright viewing under all light conditions.First S-series models to feature ED (Extra-low Dispersion) glass elements, assuring a clear, high-contrast view of the image field and effective compensation of chromatic aberration- 42-millimetre-diameter objective lenses to assure outstanding viewing performance, effortless observation of the subject and great operability- Application of a full multi-coating process and a special coating process designed to optimise light transmittance, assuring a clear view of the subject with minimal glare and ghost images- Waterproof construction equivalent to JIS Class 6 standards for dependable use in adverse weather conditionsPENTAX S-SERIES SD 10X42 ED BINOCULARS (62894)Premium optical features including extra-low dispersion glass make the Pentax SD 10x42 ED Binocular a great choice for all-around use. You'll see sharp details of distant objects with the 10x magnifying power, and the 42mm objective lenses gather plenty of light for a bright image even in low-light conditions including at dusk, dawn, or under deep cover. The ED glass corrects for chromatic aberration to ensure accurate colours and high contrast, and fully antireflective-coated optics maximize light transmission through the entire optical path to make views appear bright and crisp.Complementing the optical performance is a housing that is built for a lifetime of rugged outdoor use. The chassis is made of grippy, comfortable-to-hold thermoplastic elastomer resin. The optical tubes are nitrogen filled to resist internal fogging from sudden temperature changes. With the optional TP-3 adapter, you can mount the binoculars on a tripod for hands-free, no-shake viewing. Whether birding, sightseeing, hunting, exploring the backcountry, or seeing the stage at a music festival, this optic will assure a great view.Bright, Clear Viewing:The SD ED provides a bright, clear view of the subject with minimal glare and ghost images, thanks to the application of a full multicoating process to all lens surfaces, and a special coating designed to optimize light transmittance. They also feature large, 42mm diameter objective lenses to deliver a bright, clear view even in unfavourable lighting conditions such as twilight.ED Glass Optical Elements:As the first models in the PENTAX S 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.Additional Features:+Exterior housing made of thermoplastic elastomer resin to improve holding comfort and prevent accidental slippage+Easy-to-operate diopter adjustment mechanism with a nonslip, 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+Extendable eyepieces for effortless shift between in-use and storage positions+Easy mounting on a tripod, in combination with the optional TP-3 Tripod AdapterIN THE BOX:+Pentax SD 10x42 ED Binoculars+2 x Objective Lens Cap+Eyepiece Lens Cover+Neck Strap+Carry CasePRODUCT HIGHLIGHTS:+Prism Type - Roof+Magnification - 10x+Objective Lens Diameter - 42 mm+Angle of View - 6.2 (Actual)+Field of View - 341' @ 1000 yd / 113.