View Single Post
  #3  
Old 09-07-2010, 04:24 PM
higginsdj's Avatar
higginsdj
A Lazy Astronomer

higginsdj is offline
 
Join Date: Mar 2006
Location: Canberra
Posts: 614
As a general rule, the larger the aperture, the higher the manification as there are practical limits to f ratios.

Cheers
Reply With Quote