View Single Post
  #3  
Old 15-11-2011, 03:13 PM
Moon's Avatar
Moon (James)
This sentence is false

Moon is offline
 
Join Date: Oct 2008
Location: Melbourne
Posts: 1,158
1.
Quote:
it could be because the hotdot may not be perfectly in the optical centre
Sounds reasonable. I also wonder if the secondary offset could somehow impact this? It would be great if someone could run this through an analysis program for us.
2. Are we talking imaging or visual? I always finish with the primary adjustment - with the CCD camera + coma corrector installed.
James
Reply With Quote