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[photo-3d] Re: Estar Depolarizes

  • From: "Jim Harp" <matmail2@xxxxxxxxxxxxx>
  • Subject: [photo-3d] Re: Estar Depolarizes
  • Date: Fri, 19 Jan 2001 20:57:22 -0000

> The Dale Labs film is made on the newer Estar-based film which
depolarizes
> the light when the polarizers are BEHIND the slides to be projected
(in this
> order): lamp-polarizer-slide-screen.   The solution is to use a
projector
> that has the polarizers in FRONT of the stereo slides in projection:
> lamp-slide-polarizer-screen.

Greg Dinkins told me that the projector he and Sheldon were using (I
think it was a TDC-116) did have the polarizers in front of the slides
and the Dale labs film still wouldn't polarize properly.
Jim Harp