On Tue, 10 May 2005 22:18:13 +0100, scott wrote:

> I don't see why it isn't possible.  The projector is lighting one tiny
> segment of the card at a time, if it hits a red bit, the book is going to
> be lit with a red hue, very easy to pick up by the camera.  Once it's
> scanned the whole card, it would be easy to build up the picture.

That's the trick, though - the projector shown in the video, unless I'm
terribly mistaken, is just a standard video projector (the type you might
plug a PC into to project it on the screen) - so the projector is in fact
lighting the entire book/card scene all at the same time.

Jim

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