Thread: Super Nooby Question - Dob Dust Cap
View Single Post
  #3  
Old 02-05-2010, 03:58 PM
bartman's Avatar
bartman (Bart)
1 of 7 of 9

bartman is offline 		 
Join Date: Sep 2009
Location: Perth
Posts: 1,968
Good question!!!!!!
I thought it might have to do with reducing the aperture for viewing a full moon?????
Reply With Quote