High Power 405nm UV Laser Diode Assy w/ Aspheric Collimating Lens Tested at 1.5W | eBay
UV Laser Modules | UV Laser Diode Modules
oxlasers 405nm 500mW Blue Violet Laser Module for 3D Printer 12V Focusable DIY UV Laser Head for Engraving and Cut with TTL PWM|3D Printer Parts & Accessories| - AliExpress
Survival Laser V 405nm Laser w/Accessories & Rechargeable Batteries
Ridiculously Powerful Near UV Laser Burning Stuff! Class IV @ 405nm - YouTube