Quote:That said, the registration problem (sloppy fit) you've described indicates a problem with the sight tube, 2- to 1.25-inch adapter, and/or the focuser drawtube.
Quote:I also have a hard time when focusing the crosshair to perform the FAA and I don´t like the reflection that produces to perform the primary axial collimation, every thing is so tiny and confusing!
Quote:Anyway, while waiting it to arrive I made some last tweeks to the mechanicalls alignments and I improved my collimation cap with a shiny surface. Now is much easier to collimate the primary.This is how my final collimation looks.
8" f6 dob