Vortex Diamondback HD Features The Vortex Diamondback HD uses select glass elements in its HD optical system to cut chromatic aberration and deliver exceptional resolution outstanding color fidelity and strong light transmission even in fading light. Fully multi-coated lenses paired with dielectric prism coatings maximize brightness and color accuracy across every air-to-glass surface giving hunters a clear true-to-life sight picture when it matters most. Phase correction coating on the roof prism further enhances resolution and contrast for picking apart brush and timber at distance. Argon gas purging and O-ring sealing keep the binocular waterproof and fogproof so it performs reliably from early season scouting through late season hunts. A true open hinge reduces overall weight and bulk while improving ergonomics for all-day carry in the field and adjustable eyecups twist up and down for comfortable viewing with or without eyeglasses. The center focus wheel adjusts both barrels simultaneously for quick precise focusing on moving game. ArmorTek coating protects the exterior lenses from scratches oil and dirt while rubber armor provides a secure non-slip grip in wet or cold conditions. Included in the box is a GlassPak binocular harness comfort neck strap tethered lens covers rainguard and lens cloth giving hunters everything needed to get this Mossy Oak Bottomland binocular into the field right away. Vortex Diamondback HD Specifications Manufacturer: Vortex Model: Diamondback HD Color: Mossy Oak Bottomland Magnification: 10x Objective Lens Diameter: 42 mm Eye Relief: 15.0mm Angular Field of View: 6.3 degrees Linear Field of View: 330 @ 1000 yds Close Focus: 5.0 Interpupillary Distance: 55mm - 73mm Height: 5.7 Width: 5.1 Weight: 21.3 oz Available At: GrabAGun