Description and technical information: ZRT-457 M Dual Magnification Monocular Spotting Scope. A top-of-the-line high-powered monocular that is pure performance, this magnification can’t be beat. At 30x or 60x times magnification, the ZRT-457 is powerful enough to expand its range of uses beyond that of a regular monocular. This unit comes with a high quality heavy-duty tripod that is extremely tough and durable. It is fully adjustable and extends to over 1 meter high. The monocular comes standard with a handy sunshade to reduce glare and protect from bright sunlight and even has an imitation leather case for the monocular and tripod. This is an outstanding item for the range, observing nature, glassing an area before hunting, etc. it comes with a manual in English and shoulder carrying strap. The tripod is indispensable for any spotting activity that is time intensive. The ZRT-457 is designed to be used for extensive viewing of wide ranges and at great distances. It is great for star gazing and astronomy and can be used as a traveling telescope. It is good enough to be used in scientific and lab settings and is indispensable in spotting game at great distances. It is the finest monocular we sell and is a great value. Specifications: Magnification - 30x, 60x Angle of view - 1.17o, 0.82o Resolution - 3" Objective lens diameter - 70 mm Exit pupil diameter - 2.35 mm, 1.14 mm Exit pupil distance - 7.8 mm Diopter adjustments Temperature - -20 to +50oC Overall dimensions - 530x93 mm Weight - 1.2 kg