15X-75X 60mm Large Aperture Astronomical Refracting Telescope Monocular Telescope with Tripod Moon Filter Teleconverter Finderscope for Star Gazing Bird Watching Features： BAK4 prism & FMC FMC blue film, with high transmission, the picture is marvelously clear and bright. 360mm focal length, 60mm large object lens, comes with 2 eyepieces (H6mm & H20mm), finder scope, moon filter, and 1.5X teleconverter, adjustable magnification from 15X to 75X, perfect for star gazing, bird watching, concert, scenery appreciation, etc. Professional entry-level astronomical telescope, designed for both children and adults. Equipped with a aluminum alloy tripod, light weight but sturdy and stable, convenient for carrying during trip. A nice gift for children, good for cultivating their interest and knowledge of astronomy, helping them away from the electronic screen. Specifications： Color: Black & white Material: Aluminum alloy Magnification:15X-75X Exit-pupil Distance: 15mm Exit-pupil Diameter: 7mm Field of View: 5 Prism System: BAK4 Optical Coating: FMC Resolution: 5.5° Waterproof Grade: Life waterproof Item Size: 44.5 * 20.5 * 11cm /  17.5 * 8.07 * 4.3inch  Item Weight: 1.4kg/ 3.08lbs Note： Please don't look at the sun directly, or your eyes will be hurt, you can use filters instead. Installation steps: ①Unfold the tripod, and then fix the telescope on the tripod with screws; ②Install the reflector on focusing barrel, and fix it with screws; ③Fix the eyepiece on the reflector with screws; ④If you want e the 45° erecting lens, install it between eyepiece and scope tube. Package List： 1 * Telescope 2 * Eyepiece 1 * Finder Scope 1 * Moon Filter 1 * 1.5X Teleconverter 1 * Retrodirective Scope 1 * Tripod