Vortex DB-217 12x50 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: 12x
 - Objective Lens Diameter (mm): 50
 - Eye Relief (mm): 14
 - Exit Pupil (mm): 4.2
 - Linear Field of View @ 1000 yards (ft): 271
 - Angular Field of View (°): 5.2
 - Close Focus (ft): 6
 - Interpupilary Distance (mm): 60 - 75
 - Height (in): 6.4
 - Width (in): 5.3
 - Weight (oz): 28.9