Laser Video
660nm 1W Semiconductor Laser Video Adjustable Power Demo
This video is from CivilLaser, this is a 660nm 1W semiconductor laser wirh power supply. Its power supply supports adjust. You can adjust the output power by adjusting the size of current. Letis check it:
Laser link: https://www.civillaser.com/index.php?main_page=product_info&products_id=269