#schmidt-cassegrainUnmoderated tagAll postsExplore CommunitiesTrending CommunitiesNewcomers' CommunitySteemitCryptoAcademySteemit Feedbackআমার বাংলা ব্লগKorea • 한국 • KR • KOSteem AllianceSTEEM CN/中文Comunidad LatinaBeauty of CreativityTron Fan ClubAVLE 일상Steem POD Team#schmidt-cassegrainTrendingHotNewPayoutsMutedmatthewhknight (25)in #schmidt-cassegrain • 8 years agoHow a Schmidt-Cassegrain telescope worksPreforming a maintenance on my Schmidt-Cassegrain telescope decided to take the moment to show how the…