Vortex Diamondback 10x42mm Compact Binoculars are superior quality, high-performance hunting optics at an affordable price. Their long distance power will let you close in on details missed by other brands. These Binoculars from Vortex feature fully multi-coated lenses for increased light transmission, and phase correction for enhanced resolution and contrast. Vortex Diamondback 10x42 Roof Prism Binoculars are built rugged with rubber armor on the body for a secure, non-slip grip and durable protection. Vortex Diamondback 10x42mm Hunting Binoculars are sealed with O-rings to prevent moisture, dust, and debris from getting inside and argon filled to inhibit internal fogging.