On Tue, Jan 27, 2009 at 5:06 PM, Peter wrote: > Actually an incandescent light makes for a crappy light box. Use an energy > saving 'electronic' lamp for that, and a diffuser (calque drawing paper works in > a pinch). As Olin has noticed, the incandescent bulb provides both light and > heat, and about as much heat as an aquarium heater provides, which is about the > right size for that kind of etching tray job. > > Peter Yeah, that's what I meant. I'll use it for its heat output. -- solarwind -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist