and cut thin wood. This isn’t the first laser engraver we’ve seen built out of scrap parts, though if you want to save some work you could just upgrade a cheap commercial model.

And what’s the difference between a laser cutter and a laser engraver? Well, answering the latter first, it merely depends on what you’re using the device for: cutting or engraving.

Even a cheap diode laser mounted to an old 3D printer can do engraving, marking, or even light-duty cutting. But what about a laser engraver without the laser? Can that be of any use? Apparently ...