How does a Gobo Projetcor work?

I am thinking of making a Gobo projector but i don't really know how one works? Can any one help me on this. All comments our welcome, if you know any designs that would be very helpful. Any idea's are welcome too



fujofly5 years ago
Article below covers gobo projectors and gobo materials. Problem designers are facing now with projector design is efficiently focusing the wide dispersion of light from larger LEDs >30w to make them useful for gobo projection. Heat is also a factor with larger chip LEDs.
orksecurity7 years ago

(hyperlinked for ease of use) (lighting)