CES1146 Features: * Spotting scope * Straight through viewing angle * 20-60x zoom eyepiece * Sight tube for quick targeting * Waterproof * Optical design: refractor * Aperture (mm): 80 mm (3.15 in) * Focal ratio: 6 * Eyepiece 1: 8-24 zoom * Magnification 1: 20-60x * Finderscope: sighting tube * Carrying case: soft case * Highest useful magnification: 189 x * Lowest useful magnification: 11 x * Llimiting stellar magnitude: 12 * Resolution (rayleigh): 1.74 arc seconds * Resolution (dawes): 1.45 arc seconds * Light gathering power: 131 x * Angular field of view: 2 - 1 * Linear field of view (1000 yds): 105ft - 20x, 53ft - 60x * Eye relief: 18 mm - 20x * Near focus: 27ft - 20x * Camera adaptable: built-in t-thread on eyepiece Includes: * Soft carrying case included Dimensions: * Dimensions: 3.5"" H x 3.5"" W x 19"" D Warranty: * Limited lifetime warranty