> Check out no_image, no_shadow and no_reflect.
>
> Also, if you're shining a spotlight on the thing and expecting to see
> spots of light all over the place, you'll be needing photons to do that.
> What you could do (not sure if it will work properly) is run POV-Ray
> once with the object there as normal (to generate the photon map), and
> then run POV-Ray again with the same photon map but with the object removed.

I knew about no_shadow, but didn't know about the other two.  I will try out
the photon map as well.  Thanks for your help.

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