Thread: Powermate vs. Barlow
View Single Post
  #9  
Old 12-11-2011, 08:23 AM
Krumlov (Gavin)
Registered User

Krumlov is offline 		 
Join Date: Nov 2010
Location: Brisbane, Australia
Posts: 27
Quote:
Originally Posted by Merlin66 View Post
varying backfocus will give a significant changes in magnification
Sorry I don't know what this means could you elaborate?
Reply With Quote