The lights for the PiClop need some diffusers to eliminate hot spots on your scan object. I created these once that use a white plastic shopping for the diffuser medium. You can find the lights here: http://www.thingiverse.com/thing:799671 You can find the PiClop scanner here:http://www.thingiverse.com/thing:754003Cut a piece of plastic bag the size of the outer ring and assemble. The diffuser should slide slide onto the front of the lights.