Low cost 3D printers have come a long way in the last few years, but have entry-level CNC machines improved ... even turn one of these into a diode laser cutter, but you might be better off ...
[Jeshua Lacock] from 3DTOPO owns a large-format CNC (4’x8′, or 1.2×2.4 m), that he strongly feels is lacking laser-cutting capabilities. The frame is there, and a 150 W CO2 laser tube has ...