Rarely a week goes by that some company doesn’t offer to send us their latest and greatest laser. You know the type — couple of aluminum extrusions, Class 4 diode flopping around in the breeze ...

2. Types of laser cutters The main types of laser cutter are as follows: Diode laser cutters: These work by using special semiconductor diodes to generate light that is passed through a focusing lens.

“We report on the first visible orange samarium laser directly pumped by a blue 465 nm GaN semiconductor laser diode,” wrote Alain Braud and colleagues in the abstract of the paper. “Our work ...