Laser engraver 190x190mm Full - 2 axis - Parts in STL

This is my homemade 2 axis laser engraver/cutter design.
- Hardware: parts to be built in a 3D printer (FDM machine), STL files are provided
- Electronics: open source - arduino + protoshield + pololus
- Software: GRBL + inkscape + laserengraver plugin for inkscape
Please find the video of this machine in operation in: https://youtu.be/96YD_HWW7sc