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P3D Re: Optimum sharpness

  • From: "William J. Carter, Ph.D." <wc@xxxxxxxxxxxx>
  • Subject: P3D Re: Optimum sharpness
  • Date: Tue, 22 Sep 1998 10:06:01 -0700
At 09:17 AM 9/22/98 -0600, Ken Luker wrote:

>..  how can one determine the optimum f-stop?  

As a general, "in the ball park, rule of thumb", you could probably get away
with f/16 for slow, fine grained film, f/22 for medium grained film, and
about f/64 for any grainy stuff. Though, for any specific lens, "the proof
is in the pudding(s)".

But, if you want math, I got math...


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