Patrick Priebe arranged 14 six-watt lasers in a circle so that their beams accumulate 84 watts of power at their focal point. This is enough to burn a hole through a high-carbon steel plate within seconds.
The German armorer used a volleyball ball as the frame of the model and covered it with several layers of fiberglass. Then he attached light-emitting diodes inside the sphere, so that it can glow when switched on. He spent $4,500 on the project.
Darth Vader approves!