> I've used fiber optic cable for that exact purpose Sounds interesting. I've got a short length of the plastic type, I think it's 1mm inside a black sheath. Probably too thick But we do have this fibre optic table lamp with lots of fine strands, and no one's around ...... tiptoe tiptoe .... snip Thanks Joe --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .