English: Orion ED120 120mm apo objective refractor on Orion's Sirius EQ-G GoTo and GPS equipped German equatorial mount with portable 12 volt power supply. It has a 9X50mm right angle correct image
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File:Telescope Mark Wikipedia 15 in Maithili.svg - Wikimedia Commons
English: Chabot Space & Science Center's 1883, 8-inch, Alvan Clark refracting telescope, Leah; 23 December 2006 (original upload date); Transferred from en.wikipedia to Commons by Jacopo Werther.; Myowncompass at English Wikipedia Stock