Mike 

It looks as though there might be light come out of that semi
cylinder object, have you tryed putting a solid object above this
object to see if that is actually happening.

Steve

Michael Andrews wrote:
> 
> Hi Lewis,
>         I've been playing with this patch for a few days now, but it hadn't
> occured to me to use it quite this way ...
> 
>         Anyhow, there is one extra level of refinement you can use with
> Nathan's patch - chromatic dispersion of the light. I've attached a
> quick render with similar geometries to your picture, but with the light
> source set up with a colour spectrum and dispersion on the half
> cylinder.
> 
>         The code for setting up the light source colour spectrum is still a
> little experimental, but I could post it if there is any interest.
> 
>         Bye for now,
>                 Mike Andrews.
> 
> Lewis wrote:
> >
> > I had to do an experiments in my physics class a few months back. That
> > was before Nathan Kopp's patch came out and as this experiment is about
> > refraction/reflection, I couldn't simulate it in pov. However, thanks to
> > Nathan (thanks, Nathan) I have been able to reproduce the exact
> > experiment using POV!
> >
> > This image took 7 minutes to render, and was done with some basic help
> > from Moray for the objects and textures.
> >
> >   ------------------------------------------------------------------------
> >  [Image]
> 
>   -----------------------------------------------------------------
>  [Image]

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