Adjustable Focus 16mm Diameter High Power 820nm 50mW 100mW 200mW 300mW 400mW Infrared Laser Diode Modules | Berlinlasers
405nm 300mW Blue Fiber Coupled Laser Pigtailed Laser Diode Module
High Power 638nm Red Line Laser Diode Module 300mw 500mw 700mw 1000mw With Cooling Fan (free With Bracket And Adapter) - Woodworking Machinery Parts - AliExpress
QSI Infrared IR φ5.6mm 940nm 300mW 200mW Laser Diode with PD (Single Mode) | eBay
Line Laser 980nm 300mW Infrared Laser Diode Module Φ12x42mm
Laserland 5.6mm 300mW 808nm Infrared Laser Diode with PD Component for Industrial Research Use: Amazon.com: Industrial & Scientific
Brand New 650nm 660nm Red Diodes 300mw/400mw Push CW Laser Diode TO-18 LD LPC-826: Amazon.com: Industrial & Scientific
Nichia NDV4642VFR 405nm 300mW Blue Violet Laser Diode TO 5.6 : High Power Burning Laser Pointers,DPSS Laser Diode LD Modules, Kinds of laser products