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]