Single-frequency fiber lasers have unique properties such as ultra-narrow linewidth, adjustable freq...
Ultrafast laser is a kind of laser based on SESAM, Kerr lens and other mode-locking technology, the ...
When the incident light flux leaves from the illuminated surface or the incident surface of the medi...
Semiconductor laser is a kind of laser developed in the 1960s, using semiconductor materials as work...
Although both spectrum and frequency spectrum are electromagnetic spectrum, due to the difference in...