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Re: Stereo Window

  • From: P3D Gregory J. Wageman <gjw@xxxxxxxxxx>
  • Subject: Re: Stereo Window
  • Date: Mon, 23 Jun 1997 13:17:07 -0700
Dave Spacey summarized:

>Now this may seem obvious to you old hands, but the thought came as a
>revelation to me.  In an uncropped stereo pair the stereo window is
>optically *at infinity.*

This isn't true for the Realist and other stereo cameras.  The aperture
masks are offset from the lens centers to create a built-in stereo window.
In a sense, the images have been "pre-cropped" by the masks.

It *is* true for uncropped prints taken with twinned mono cameras.

	-Greg W.


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