These special field-tested 8-x-40 binoculars bring a century's worth of our experience to your own field expeditions. Our top-in-their-class binoculars feature precision optics with unique, jewel-green, phase-shifting multicoatings to enhance brightness, contrast, sharpness, and color accuracy. Porro prisms provide edge-to-edge illumination. A favorite with birders, they boast a rugged, rubber-armored body; long eye relief for comfortable use; a 315-foot-wide view at 1,000 yards; and the ability to focus on objects just 10 feet away. Strap, case, and National Geographic bird migration wall map included. 7"W x 3"L x 6"H. 1 lb., 7 oz.