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.

• 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