is a great source for metal gobos that can be used to cast patterns on the wall of your studio or set!
You may have to get creative with a custom holder and a snoot to focus the light from a distance across the room. These are metal and made for hot lights but can be used with a focusing system and flashes.
Or go legit and use this….. http://www.profoto.com/spotlights/spot-small#.TwZnUUrGfIo
The fun of teching is experimenting with stuff that makes shooting fun.
Check it out!