Thread: First Light of the 135mm lens with 2 hours of data
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  #5  
Old 12-05-2008, 02:05 PM
Ian Robinson
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Ian Robinson is offline 		 
Join Date: Jan 2007
Location: Gateshead
Posts: 2,205
I've heard of dark frames , what are flat frames ?

How do you do dark frames on DSLR ? flat frames on a DSLR ?

BTW : excellent photo.
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