j-dowsett <nomail@nomail> wrote:
> Why does it not cause refraction of the light that is emitted directly from the
> spotlight?

  Because the calculations are non-trivial and requires some parameters to
be specified by the user. It can be done, though:

http://wiki.povray.org/content/Documentation:Reference_Section_6.1#Photons

-- 
                                                          - Warp

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