The most powerful binoculars we've ever sold! Now with infinite zoom feature so you can observe objects at any distance with perfect clarity! High powered binoculars like these are used by big game sportsmen and military units around the world. These 12-100x70mm zoom binoculars are powerful enough to read the coaches lips from across the field or the blinking of a birds eye from 500 yards away. You can even check out the constellations at night, too. They have a high-end porro prism system with BAK-4 prisms, precision ground multicoated optical lenses for sharper images, large objective lenses for increased light transmission, metal design with shock absorbing rubber armor, center focus, tripod adapter and more. Neck strap and lens covers included. 12.5" x 8.5" x 3.5".