SCT Collimation using HOTECH Advanced CT Laser Collimator New Video 1
10:01
SCT Collimation using HOTECH Advanced CT Laser Collimator New Video 2
25:36
How to collimate SCT telescope with the Hotech Advanced Laser Collimator
15:49
Bob's Knobs Install and Collimation using the Hotech Advanced CT Collimator
19:11
Celestron C11 SCT Disassembly
10:47
Advanced SCT Collimation - Hotech Collimator
15:42
How To Easily Collimate A Ritchey Chretien Telescope
8:18
How to strip and clean the optics of a SCT (Schmidt-Cassegrain Telescope)
16:10