> clipka <ano### [at] anonymousorg> wrote:
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> [ a lot of stuff! ]
>
> Thanks for the prompt and VERY thorough reply.
>
> IRL, specular reflection yields linearly polarized light, correct?
> So a polarizing film ought to squelch the tone-reversal effect to some extent...
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At shallow angles, specular reflection is polarised, but that 
polarisation dimishes to none as you approach perpendicularity.
Presently, POV-Ray don't compute polarisation in any way. It also don't 
support birefringeance nor light interference like you see on a CD or 
vinil record.


Alain

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