FlyerTalk Forums - View Single Post - Galapagos: trusty Point-and-Shoot or try a SLR?
Old Jul 14, 2011 | 7:32 am
  #8  
~tc~
 
Join Date: Jun 2011
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I highly recommend the book "Understanding Exposure" by Bryan Petersen to explain the interrelation between ISO, aperture, and shutter speed.
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