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1/(Focal Length) = 1/(d1) + 1/(d2)
by zackdezon
Users Who Selected '1/(Focal Length) = 1/(d1) + 1/(d2)' by zackdezon as a Favorite Photograph (28):
 Photographer Added 
 RevMike 2/9/16 
 MacDonald 11/9/11 
 blacksmyth2025 3/13/11 
 drick172 3/13/09 
 cmtc 1/26/09 
 isean 9/17/08 
 jbushy 9/2/08 
 wiid 9/2/08 
 cools98 8/31/08 
 bgreene 8/30/08 
 char1775 8/28/08 
 Jas 8/27/08 
 imyourzero 8/27/08 
 jmann 8/27/08 
 bubba53 8/27/08 
 cjcleary 8/27/08 
 tSkye 8/27/08 
 fabiodsp 8/27/08 
 chrisrstout 8/27/08 
 bob_bobski 8/26/08 
 rufty 8/26/08 
 bspujari 8/26/08 
 The Eskimo 8/25/08 
 Lonni 8/25/08 
 SDW 8/25/08 
 Rgarcia 8/25/08 
 pcamigo1234 8/20/08 
 ccadman 8/18/08 
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