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Re: COCs


  • From: Eric Goldstein <egoldste@xxxxxx>
  • Subject: Re: COCs
  • Date: Fri, 02 Oct 1998 15:34:49 -0400

Eric Goldstein wrote:

> It is true that DOF will remain contant for various formats using
> "normal" lenses IF viewing conditions remain equal.

Sorry, this is innaccurate. Keep "normal" lenses and you loose a couple
stop's worth of DOF because of the increased FL. Perspective remaines
the same because coverage increases... Man, I must be tired, sorry for
the confusion... or circle of confusion... whatever...

The other stuff I said about viewing is really the point and is still
ok... I think? 


Eric G.


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