The Vivitar HD Zoom Series MV-20100 20-100x 70mm Binocular is a rugged yet cost-effective high magnification optic designed for sportsmen and nature observation. Whether you are glassing to the ridgeline ahead, spotting a target at the range, or admiring a rare seasonal bird, this configuration of the HD Zoom binoculars has you covered. The oversized 70mm objectives gather an impressive amount of light, transmitting bright images even at the 100x end of the magnification range. Multicoated optics ensure that images are rich with contrast and detail. Diopter adjustments, BK-7 Porro prism design and comfortable eye relief make the 20-100x70 a full-feature binocular for a wide range of applications.