#schmidt-cassegrainUnmoderated tagAll postsExplore CommunitiesTrending CommunitiesSteemitCryptoAcademyNewcomers' Communityআমার বাংলা ব্লগKorea • 한국 • KR • KOSteem AllianceSTEEM CN/中文Comunidad LatinaWORLD OF XPILARAVLE 일상Beauty of CreativityTron Fan ClubSCT.암호화폐.Crypto#schmidt-cassegrainTrendingHotNewPayoutsMutedmatthewhknight (25)in #schmidt-cassegrain • 7 years agoHow a Schmidt-Cassegrain telescope worksPreforming a maintenance on my Schmidt-Cassegrain telescope decided to take the moment to show how the…