Last weekend we put up an installation in a glass-walled wine cellar, rear-projecting onto butcher paper.
Worked a treat:
Arts Alliance pARTy Melange 2017_12.jpg
Arts Alliance pARTy Melange 2017_39.jpg
2 of our RGB lumiators, around 2W combined, each employing a different diffraction media.
Runs with Lasers
Nice werk, Sir Mike.. Way to keep being a Champion of the Art of Lumia..
....and armed only with his trusty 21 Zorgawatt KTiOPO4...