Built for hunters who need dependable, hard-working optics, the Diamondback® HD delivers sharp resolution, rich contrast, and rugged reliability in a lightweight design built for any hunt. Its HD Optical System uses premium glass to enhance color accuracy, edge-to-edge clarity, and light transmission, while fully multi-coated and dielectric prism coatings ensure bright, true-to-life images in all conditions. Designed for performance and comfort, it features a true open hinge for better ergonomics, adjustable eyecups, and a smooth center focus wheel. ArmorTek® lens coatings and rubber armor guard against scratches, oil, and impact, and argon-gas purging ensures fogproof, waterproof protection in any weather. Tripod adaptable and shockproof, the Diamondback® HD is a durable workhorse that delivers the clarity and confidence hunters count on, season after season. Specifications Magnification: 8x Objective lens diameter: 32mm Eye relief: 16mm Exit pupil: 4mm Linear field of view: 426ft / 1000yds Angular field of view: 8.1 degrees Close focus: 5ft Interpupillary distance: 57-73mm Height: 4.4" Width: 4.6" Weight: 15.9oz Included in the box: deluxe carry case, deluxe carry case strap, comfort neck strap, tethered objective lens covers, Rainguard eyepiece cover, lens cloth