PENTAX Binocular UP 8-16x21 Black, Fully-Multi Coating,Porro Prism

Optical zoom range: 8-16x, BAK4 Porro prisms, Aspherical optical elements offer edge-to-edge sharpness, Fully multicoated optics, Angular field of view range: 5-3°,Interpupillary & Diopter adjustment • Single piece objectives' frame allows for a synchronized interpapillary adjustment, Contoured body provides a comfortable grip, Centre focus knob, Sliding rubber eyecups, tripod socket • Very compact, lightweight, and features a single piece frame that houses objectives, which allows for a synchronized interpapillary adjustment. To accommodate glass wearers. • Items included are a carrying case, a neck strap, and eyepiece covers.