Backfocus on the EdgeHD 8 using an OAG
15:54
ASIAIR Plus + EAF on the EdgeHD makes OAG Focus Super Easy!
16:10
This SOLVED all my issues :) OAG explained + Setup Guide!
14:34
Back-Focus 101: Celestron 8" EdgeHD SCT (no reducer)
11:13
Why I love Off-Axis Guiding - Astrophotography
11:22
How to stack Seestar S50 mosaics in PixInsight
19:42
Celestron SCT Back Focus Study at Native and Reduced Focal Lengths
43:54
Celestron EdgeHD 11" - Upgrades and Configurations
17:33