Originally Posted by
awerby
Be very careful about doing that. Laser cutters are specialized machines; they have enclosures that protect you from the beam, and interlocks so the laser is never on when the door is open. Just mounting a laser to an open machine is asking for trouble; if the beam hits something shiny, it can reflect into your eye, which will not work after that. This is a very powerful and intense beam of light capable of cutting plywood - what do you think it would do to your body parts? Also, cutting things with a laser generates harmful fumes. Most enclosed laser cutters have a way to exhaust those - what's your printer going to do about them?