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Re: SEM follow-on question

  • From: T3D Jim Crowell <crowell@xxxxxxxxxxxxxxx>
  • Subject: Re: SEM follow-on question
  • Date: Thu, 17 Oct 1996 14:19:18 -0700
At 2:24 PM 10/17/96, T3D john bercovitz wrote:
>We have several posts now saying that SEM images are orthographic
>projections.  So I think probably a flat circle lying on the tilt
>table is a flat circle when viewed in the stereo viewer.  But what
>does it mean when you've taken a picture with the equivalent of an
>infinite focal length lens and then viewed it with a finite-length
>ocular?  What sort(s) of distortion(s) result?

D'you mean a stereo picture taken by rotating the stand?

-Jim C.


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