May 30, 2010 #1 ammarabbasi Junior Member level 3 Joined May 31, 2008 Messages 27 Helped 2 Reputation 4 Reaction score 2 Trophy points 1,283 Location Lahore Activity points 1,435 i am confused with laser powers , i want to make a cnc pcb machine as a final project . any body having a work experience on LASER's ? what power is enough (no more no less) which can etch , drill , and cut a (copper clad) pcb board . i just want to use a single laser module . would i use 10w-20w CO2 or less power would be sufficient . how can i calculate this , is there any mathematics ? or some comparison table .
i am confused with laser powers , i want to make a cnc pcb machine as a final project . any body having a work experience on LASER's ? what power is enough (no more no less) which can etch , drill , and cut a (copper clad) pcb board . i just want to use a single laser module . would i use 10w-20w CO2 or less power would be sufficient . how can i calculate this , is there any mathematics ? or some comparison table .