Carson MiniZoom 5-15x17mm Ultra Compact and Lightweight Zoom Binoculars for Travel, Bird Watching, Hiking, Camping, Surveillance, Sight-Seeing, Safaris, Hunting and Outdoor Adventures (MZ-517) Ultra-compact binocular with 5-to-15X magnification, BAK-4 prism, and fully coated lenses Fully coated lenses provide clear, undistorted view, despite high power and small body size 17-millimeter objective lens and 13-to-10-millimeter eye relief; 315-to-183-foot field of view at 1,000 yards Measures 4.1 by 1.3 by 3.4 inches (W x H x D); 6.4-ounce weight; includes carrying pouch, wrist strap, and lens cloth Includes "No Fault, No Hassle" warranty; details included with purchase