Bright 405nm Violet Line Laser Module, 50mW, 80mW,100mW Violet Laser Line Generator | Berlinlasers
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
405nm Lasers | UV Laser Modules | Laser Modules by Color - Prophotonix
Burning Purple Laser Pointer 405nm Hand Held Violet Laser 1000mW "PX"