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RE: preliminary summary on ghosting

  • From: P3D John Bercovitz <bercov@xxxxxxxxxxx>
  • Subject: RE: preliminary summary on ghosting
  • Date: Thu, 31 Jul 97 08:52:30 PDT
Rafael Ramirez writes:
> Best thing in this case seems to be advice #1:  Place flat polarizers as the
> LAST element of the projection chain or the optical path.  Not much can be
> done if polarized light must passed through a complex and very "bending"
> optical path.

Actually, you could put them before the transparency and after the lens.
You don't lose a horrible additional amount of light by doing this.
This would cut the heat to the slide and perfect the polarization.
What?  Two polarizers in one light path?  Are you nuts!?  8-)

John B


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