Laser cutter

An open-source, digitally-controlled laser cutter is in development by Lasersaur.

There are instructions for a homemade laser cutter here.

http://www.instructables.com/id/CO2-laser-that-cuts-sheet-metal/ - CNC laser cutter for metal. There is evidence that by using laser engraver tubes ($200 each), say 10 of them, an industrial power laser can be put together at reasonable cost. The challenge is to work out the optics for paralleling the beams

Some more self build or repaired laser cutters on BuildLog.Net

See also

• CO2 Laser
• High Power Diode Laser
• Laser Printed Circuit Board Prototyper