Thread: Halos are bad enough, but off-centre????
View Single Post
  #3  
Old 09-11-2022, 12:51 AM
MarkInSpace (Mark)
Registered User

MarkInSpace is offline 		 
Join Date: Jul 2020
Location: Melbourne
Posts: 242
At last - a good use for filter halos - use them to confirm orthogonal optics!
Reply With Quote