640nm Single Longitudinal Mode Red Laser SLM Red Laser 640nm-Single-Longitudinal-Mode-Red-Laser-SLM-Red-Laser-datasheetDownload Post navigation WSLD-1720-001-H 1720nm 1W Laser Diode H-mount Package FAC Lens Optional 1064nm 200mw High Power Single Mode Laser Diode with PD TO5 Package 9mm Built-in Photodiodes