well... yes..
I've done it plenty.. I made joke of this in a previous post somewhere on boards...
http://boards.cannabis.com/showthrea...ight=projector

actually its all u need.. its as simple as that.. just the amount of food coloring vs mineral oil is up to you.
takes a bit of practice to get the colors you want
halosin8r Reviewed by halosin8r on . psychedelic light shows does anyone know how to run psychedelic light shows using glass plates, oil, dyes and overhead projectors? I want to toy with it but i dont know where to begin. what i have in mind is something similar to that which was played while jefferson airplane performed at the fillmore east... your advice is appreciated. Rating: 5