> If you want to use a lens, then you absolutely need to use photons and
> make the lens a target and the slide set as pass_through. You'll
> probably also need to apply blured refraction to the slide so that you
> focus the slide instead of the lightsource. In that case, it's the slide
> than need to be made the photons' target.
> Photons block needed for the lense or the slide (for blured refraction):
> photons{target refraction on collect off}
>
> Also, in that case, you'll need to flip your image just as in a real
> projector.
>
>
> Alain

It sounds like a LOT of hard work for no real advantage but I have to 
admit the idea really appeals to me - I think it would be quite cool to 
do.

(Can you guess why I ended up in IT?)

If I get anything worth showing, I'll post it.

Thanks :)

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