The Celestron Firstscope 76 was named Official Product of International Year of Astronomy 2009, First Scope pays tribute to the men & women who brought us one step closer to understanding the universe around us. In 1609, world-renowned Italian scientist, Galileo Galilei, introduced an elementary telescope to the growing astronomy community which sparked interest into the mysterious night sky for centuries to come. Four centuries later, in celebration of the International Year of Astronomy 2009, Celestron offers the portable Celestron Firstscope 76. The First Scope pays tribute to Galileo Galilei & many of historys most notable astronomers & scientists by displaying their names around the optical tube. We honor the contributions of these men & women, who brought us one step closer to understanding the universe around us. This quality Dobsonian style telescope features a 76 mm aperture reflector optical tube & is an ideal entry level astronomical telescope. The compact design makes it easy enough to take with you on your next outdoor adventure. First Scope is also stylish enough to be a decorative fixture on your bookshelf or desk. Specifications: Optical Design: Dobsonian Reflector, Aperture: 76 mm (2.99 in), Focal Length: 300 mm (11.81 in), Focal Ratio: 3.95, Eyepiece 1: 20 mm (0.79 in), Magnification 1: 15 x, Eyepiece 2: 4 mm (0.16 in), Magnification 2: 75 x, Weight: 1956.12 g (69 oz).