Thread: Celstron focal reducer
View Single Post
  #14  
Old 15-12-2011, 12:07 PM
rainwatcher's Avatar
rainwatcher (Peter)
Registered User

rainwatcher is offline 		 
Join Date: Nov 2011
Location: Sunbury, Vic. and Talairan, France
Posts: 142
I have seen many focal reducers that appear to have a single lens, maybe just the cheap ones but i can not find any optical data on the better ones. My question is, do they not introduce chromatic abberation ?
Reply With Quote