The K40 laser is water cooled ... Two of the mirrors move on an X-Y table, so it’s important to make sure the beam hits the same spot no matter where they are positioned. I used Post-it notes ...

Getting a cheap CO2 laser cutter is great for your workshop needs, and while you might get a weaker-than-declared laser tube, it’s still going to cut whatever you need to be cut. That might not ...

The installation of the Laser Defuser was a bit more difficult and reminded me why K40 likes these things to be installed by a pro. Unfortunately my license plate holder isn't removable ...