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T3D Re: custom lenses for viewers

  • From: john bercovitz <bercov@xxxxxxxxxxx>
  • Subject: T3D Re: custom lenses for viewers
  • Date: Tue, 27 Jan 1998 19:57:51 -0800
> That may be the problem. Since the Star D has no IPD adjustment
> it's hard to see what effect viewing ON vs. OFF axis has.
> If you were to take the lenses of the Star D or any simple
> element lens and vary the IPD you'll notice chromatic abberations
> quite readily.

Well, you can shift the whole viewer and that shifts both your 
eyes in the same direction relative to the lenses.  So you can 
move arbitrarily far off axis.  It's an easy test to do.

John B


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