is 32.46 KB, has a resolution of 1280x767 pixels and was uploaded on July 10, 2023 @ 7:14 pm by user: genoner. It is filed under the tags: triangle, reflecting telescope, refracting telescope, optical telescope, text. Click the blue button at the top to freely download: Design Cassegrain Reflector Ritchey–Chrétien Telescope Hubble Space Refracting png.