The Sightmark Solitude 8×42 XD Binoculars are the binoculars with fully broadband multi-coated lenses, and a straight tube light system, achieving maximum light transmission and optimal brightness. Field-tested and approved by the North American Hunting Club, the Sightmark Solitude 8×42 XD Binoculars feature cutting-edge optical technology for stunning sharpness and contrast. Their XD (extra low dispersion) glass help correct optical color defects, caused when different light wavelengths do not converge at the same point after passing through optical glass. The innovative magnesium bridge makes the unit noncorrosive and durable. A durable rubber-armored, nitrogen-filled and O-ring sealed body, making these lightweight binoculars waterproof, fog proof and dust proof. The twist-up, adjustable eye cups provide a comfortable custom fit, helping to correct eye relief at any viewing position. A nylon carrying case, a neck strap, lens covers and a shoulder harness are included.