Back-Focus 101: Celestron SCT wIth Celestron f/6.3 Reducer/Corrector
5:07
YouTubeAstroblender
Back-Focus 101: Celestron SCT wIth Celestron f/6.3 Reducer/Corrector
Getting the proper back-focus for your imaging camera is a vital step in getting the best data possible out of your telescope imaging/research rig. This is a quick tutorial on how to achieve back focus using a deep-sky object CCD or CMOS camera. The Celestron f/6.3 focal reducer/corrector requires a backfocus distance of 105mm from the end of ...
85K viewsApr 29, 2020
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