Vortex DB-211 10×28 Diamondback HD Binocular

The Diamondback HD smashes the scale of price vs performance, delivering a rock-solid optic that optically punches high above its class. The included GlassPak binocular harness keeps your glass close at hand, ready to deploy at a moment’s notice, all while providing protection and significantly more comfort than traditional neck straps.

Optical 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.

Construction Features:

• 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.

Convenience Features:

• Adjustable Eyecups – Twist up and down to precise, intermediate settings to maximize custom fit 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.

Specifications:

• Brand: Vortex
• Model: Diamondback HD
• Magnification: 10x
• Objective Lens Diameter (mm): 28
• Eye Relief (mm): 16
• Exit Pupil (mm): 2.8
• Linear Field of View @ 1000 yards (ft): 273
• Angular Field of View (): 5.1
• Close Focus (ft): 6
• Interpupilary Distance (mm): 55 – 72
• Height (in): 4.6
• Width (in): 4.5
• Weight (oz): 15.9