They make mini laser engravers for home workshops now

LASER TOOLS Awesome workshop tools you probably don't have yet. 04.08: The portable laser engraver. Laser engravers have really come down. The days of 'commercial only' laser engravers are done. New miniature laser engravers are super lightweight and small enough to fit comfortably on your workbench. Take a look at compact laser tools - they are way less than their huge commercial counterparts. (Get one here.)