"=?ISO-8859-1?Q?G=FCnther?= Dietrich" <gue### [at] despammedcom>
wrote:
> "Simon Dyer" <sim### [at] paradisenetnz> wrote:
>
> >I've been designing a plastic lens and using POV's mesh2 object type to
> >raytrace and visualise the results.
> >
> >The iterations are taking too long.
> >
> >What I want to do is define a bounding area I want the light to shine into,
> >and a spot light or lite material, and have POV design the lens between and
> >output the results as a mesh.
>
> Have you already tried the intersection of two CSG-speres? That's just
> what real spheric optical lenses are.
> And I guess, POV-Ray can handle it quite efficient.
> And you wouldn't get aberration caused by the facets of your mesh-lenses.
>



http://news.povray.org/povray.binaries.images/thread/%3Cjkr0b19tiku4gcivd7ilrjdsiet3motjj0@4ax.com%3E/

Stephen

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