Ask a local theatrical lighting designer. Likos are used to create the
effect you are describing. Although it is usually a stationary
technique, your local designer will be able to make it dynamic.

Best wishes,

Leslie Munro.

Infodisc wrote:
>
> We wish to construct a light show and project it on to a high ceiling and high
> side walls in the main lobby of a museum. The graphics will be silhouettes of
> Chinese characters and dragons. We wish these to "dance" over the heads of
> viewers.
> I know that there are expensive ways to do this with computers, etc..
> But does anybody know of a simpler manner that would consist of a stencil cut
> out revolving around a light source?
>
> Doug Powles
> [log in to unmask]