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Re: TDC Testimonial

  • From: P3D Greg Erker <erker@xxxxxxxxxxxxxx>
  • Subject: Re: TDC Testimonial
  • Date: Mon, 15 Sep 1997 10:59:12 -0600

>If slide baking were a concern with front mounted polarisers ( which I don't
>think it is), wouldn't heat absorbing glass be more appropriate behind the
>slide than "protecting it" with a polariser? Conventional slide projectors
>don't use polarisers either.

  The HAG protects the slide from melting and thermal
damage but fading of the slide is dependent on the light
level. So having the polarizer before the slide will reduce
fading since it is exposed to less light.

Greg E.



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