> That's all very useful info, thanks Lee. I think I will have a go at=20 > making > my own light box. My page http://home.clear.net.nz/pages/joecolquitt/multi-flash.html shows how to electronically or remotely trigger the camera and slave flashe= s=20 --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .