Autofocus Challenges with an SCT
20:15
Installing the Hotech F/5 to F/8 Field Flattener and Adjusting Backfocus to Account for a Filter
37:47
My First Use of the ZWO AM5N Mount
18:47
Improving SCT Autofocus in NINA
19:42
Celestron SCT Back Focus Study at Native and Reduced Focal Lengths
15:25
Effect of Celestron Dew Ring on Star Shape
16:44
Need to get a better focus on your astronomy and astrophotography? - Maybe you need an ZWO EAF too?!
18:11
Backfocus on the EdgeHD 8 using an OAG
20:17