Vortex Diamondback 10x42 Binoculars deliver value and performance in quality optics. Fully multicoated lenses increase light transmission by using multiple anti-reflective coatings on all air-to-glass surfaces. Roof-prism construction supports greater durability in a compact package. Rubber armor provides a sure, nonslip grip. Twist-down eyecups are metal-reinforced for extra durability. Locking right-eye diopter adjusts for users eyes. Includes tethered lens covers, neck strap and padded carry case. Backed by Vortexs VIP unlimited lifetime warranty. Imported.