Leupold 10x50mm Military Roof TMR Military-grade tactical binocular with 10x magnification and 50mm objective lens Rotating TMR reticle allows you to estimate range without tilting the binoculars Fully multicoated lens system and phase-coated prisms for brightness and clarity Rugged waterproof housing; generous eye relief and twist-up eyecups for extended viewing Housed in subdued coyote brown armor; measures 6.7 inches long; weighs 25.7 ounces