Comment by WWLink
2 years ago
Typically there was a projector in the bottom that pointed up at a mirror. The mirror was mounted at a 45 degree angle and pointed at a screen consisting of a giant Fresnel lens and another piece of plastic.
2 years ago
Typically there was a projector in the bottom that pointed up at a mirror. The mirror was mounted at a 45 degree angle and pointed at a screen consisting of a giant Fresnel lens and another piece of plastic.
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