Check the listing for details. Vortex Diamondback HD 8x28 Binoculars DB-210. Condition: New. Listed at 159.99 USD. --> Vortex Diamondback HD 8x28 Binoculars DB-210 SKU: DB-210-Vortex Vortex Diamondback HD 8x28 Binoculars DB-210 The Vortex Diamondback HD 8x28 Binoculars are where price meets performance! These binoculars are loaded with features designed to withstand the most punishing outdoor adventure while still providing the viewer with a bright, crisp, and clear viewing experience. The chassis of Diamondback HD Binoculars is made from a durable magnesium alloy and coated with a layer of rubber armor that protects the internal optical components from shock damage due to accidental drops. The HD Optical System found in Diamondback Binoculars is a combination of excellent optical glass and coatings designed to provide the user with the absolute best viewing experience at this price point! As with all Vortex optics, the Diamondback HD Binoculars are covered by Vortexs VIP Warranty so you can rest assured that your investment in these binoculars is always covered. Features of the Vortex Diamondback HD 8x28 BinocularsHD Optical SystemDielectric Prism CoatingsArgon Gas PurgedArmortek®Fully Multi-Coated Lenses Rubber ArmorShockproofWaterproofPhase Correction Manufacturer's Part Number DB-210 UPC 875874009899Field of View: 332 feet @ 1000 yardsObjective Diameter Close Focus Range: 6.0 feetAngular Field of View 6.2°Twilight Factor: Exit Pupil: Product Type Dimensions: 4.6"x4.5"Weight: 14 oz.Light Transmission Item Condition Interpupillary Distance 55mm-72mmEye Relief: 18mm