Vortex Crossfire HD 10x50 Binocular

Magnification 10 x
Objective Lens Diameter 50 mm
Eye Relief 17.0 mm
Exit Pupil 5 mm
Linear Field of View 320 feet/1000 yards
Angular Field of View 6.1 degrees
Close Focus 6.0 feet
Interpupillary Distance 60 – 76 mm
Height 6.7 inches
Width 5.3 inches
Weight 30.4 ounces

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.
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 Nitrogen 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.
Centre 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.