The 12-60x70 Escape Zoom Binoculars from Barska is a multicoated, Porro prism binoculars with BAK7 glass are designed for all types of outdoor activities. The increased light gathering ability of the large objective lenses translate into greater detail and image clarity, which is especially useful in low-light conditions or astronomical viewing. The high zoom magnification and large objectives necessitate a firm and steady support and a tripod adaptor is included to alleviate wobbles. These binoculars are designed for convenience and ease of use. A large tactile center focus knob and an eyepiece diopter adjustment make for fast and precise focusing. They have shock-absorbing rubber armoring for a comfortable, secure, and slip-free grip.