Description

The Vortex Optics Diamondback HD 10X28 Binoculars smash the scale of price versus performance, delivering a rock-solid optic that punches high above its class. Included is a soft side carry case, soft side carry case strap, comfort neck strap, tethered objective lens covers, Rainguard eyepiece cover, and a lens cloth. Magnification: 10x Objective Lens Diameter: 28 mm Eye Relief: 16 mm Exit Pupil: 2.8 mm Linear Field of View: 273 feet/1000 yards Angular Field of View: 5.1 degrees Close Focus: 6 feet Interpupillary Distance: 55-72 mm Height 4.6" | Width 4.5" | Weight 13.3 oz. Additional Features HD Optical System: Optimized with select glass elements to deliver exceptional resolution, cut chromatic aberration and provide outstanding color fidelity, edge-to-edge sharpness and light transmission Fully Multi-Coated: Increase light transmission with multiple anti-reflective coatings on all air-to-glass surfaces Dielectric Coating: Multi-layer prism coatings provide bright, clear, color-accurate images ArmorTek: Ultra-hard, scratch-resistant coating protects exterior lenses from scratches, oil and dirt Phase Correction: Coating on roof prism models enhances resolution and contrast Rubber Armor: Provides a secure, non-slip grip, and durable external protection Waterproof: O-ring seals prevent moisture, dust and debris from penetrating the binocular for reliable performance in all environments Shockproof: Rugged construction withstands recoil and impact Fogproof: Argon gas purging prevents internal fogging over a wide range of temperatures Roof Prism: Valued for greater durability and a more compact size Magnesium Chassis: Decreases weight and increases strength Adjustable Eyecups: Twist up and down for comfortable viewing with or without eyeglasses Center Focus Wheel: Adjusts the focus of both binocular barrels at the same time Diopter: Adjusts for differences in a user's eyes. Located on right eyepiece Tripod Adaptable: Compatible with a tripod adapter, allowing use on a tripod or car window mount