Vortex 10x32 Diamondback HD Binoculars. Featuring a high-definition optical system, lightweight magnesium alloy housing, and powerful magnification for distant details, the Vortex 10x32 Diamondback HD Binoculars are versatile optics suited to a wide range of uses. The Diamondback HD delivers views with minimal chromatic aberration, exceptional color fidelity, edge-to-edge sharpness, and optimal light transmission using ultra high-definition glass, index-matched lens configuration, XR Plus lens coatings, and dielectric-coated, phase-correcting roof prisms. Minimum focus distance is 6 feet, ideal for birding. Lenses are protected from scratches, oil, and dust by ArmorTek coating. The argon-filled, O-ring-sealed housing ensures reliable waterproof and fog-proof performance. Rubber armor provides a non-slip, durable grip, and a large focusing knob allows easy adjustment even with gloves. Twist-down eyecups accommodate eyeglass wearers, and the binoculars can be tripod-mounted for steady viewing. Optical performance: roof prism design, 10x magnification, 32mm objective lenses, fully multi-coated optics, dielectric-coated prisms, 6.5° angle of view, 340 ft field of view at 1000 yards, 6 ft close focus, 3.2mm exit pupil, 14mm eye relief. Use and handling: short-hinge bridge for lighter weight and better grip, adjustable interpupillary distance 56–73mm, oversized knurled focus wheel, textured diopter ring, twist-up rubber eyecups. Construction details: rubber armor for grip and protection, O-ring sealed and argon-filled for waterproof and fog-proof reliability, ArmorTek lens coating resists scratches and oil. In the box: Vortex 10x32 Diamondback HD Binoculars, neck strap, rainguard eyepiece cover, tethered objective lens covers, carry case, and lens cloth. MPN: DB-213, UPC: 875874009929.