On Thu, Jun 23, 2011 at 6:32 PM, Roy Hopkins wrote= : > Could a 1w laser diode be used on a CNC mill to make printed circuit > boards? > Roy > > Perhaps a UV laser could be used to selectively expose a photosensitised board. What level of detail could be expected doing this? John --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .