Vortex Crossfire HD 8x42 Binoculars

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 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
Magnification 8x
Objective Lens Diameter 42 mm
Eye Relief 17 mm
Exit Pupil 5.25 mm
Linear Field of View 393 feet/1000 yards
Angular Field of View 7.5 degrees
Close Focus 1.82 m / 6 feet
Interpupillary Distance 58-75 mm
Height 15.2 cm / 6 inches
Width 13.2 cm / 5.2 inches
Weight 652 grams / 23 oz