Sea Tidbits: the nineteenth century, with the improvement of manufacturing technology, manufacturing large diameter refracting telescope as possible, along with the emergence of a manufacturing large diameter refracting telescope climax. The world's existing eight 70 cm above the refracting telescope has seven during the 1885 to 1897 built the telescope much money, one of the most representative of the United States in 1897 at the completion of the Yerkes Observatory caliber 102 1886 cm telescope and observatory built in Germany Rick diameter 91 cm telescope. Schmidt Catadioptric system catadioptric telescope first appeared in 1814. 1931 telescope brands, German optical house near Schmidt with a unique thin aspherical lens correction mirror as parallel plates with spherical mirror telescope with the price, which can be made to eliminate spherical aberration and off-axis aberrations Shi Schmitt type catadioptric telescope, this telescope light and strong, large field of view, like a small difference, for shooting large area of ??sky photo telescope, especially faint nebula photographic effect is very prominent. Schmidt telescope has become an important tool for astronomical observations. Taiyuan sea breeze Electronics Co., Ltd. The company was established in 2002, specializes in wholesale sales telescopes, binoculars, outdoor equipment. Telescope, binoculars Yuncheng, sea breeze provided by electronic Electronics Co., Ltd., Taiyuan sea breeze. Taiyuan sea breeze Electronics Co., Ltd. (www.tyhfdq.com) strong, credible, in Taiyuan, Shanxi telescope industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead you hand into the sea of ??electrons and brilliant, for a better future!