He purchased a cheap 40 W CO2 laser tube, but it meant that he needed ... for detecting materials optically or a relatively cheap laser bed you can throw in your laser.

As the field moves toward more energy-efficient production, near-infrared diode lasers are replacing traditional carbon dioxide (CO 2) lasers. However, many polymers are transparent to near ...

He purchased a cheap 40 W CO2 laser tube, but it meant that he needed ... for detecting materials optically or a relatively cheap laser bed you can throw in your laser.