PWM 2500mw 12V Laser Adjustable Focus 450nm Blue Laser Module Laser Head for DIY Laser Engraving and Wood Cutting Machine - AliExpress
8000M 450nm Blue Burning Laser Pointer Visible Dot Light USB High Power Upgrade | eBay
2 Colors Laser Pointer 450nm 100mW Blue & Green Outdoor : High Power Burning Laser Pointers,DPSS Laser Diode LD Modules, Kinds of laser products
Amazon.com: AENBUSLM 40W (5W Output Optical Power) Laser Engraving Module, 450nm Laser Head for CNC Laser Cutter Machine, Ultra Fine Air Assist DIY Laser Engraving Tool Suitable for Wood Metal Acrylic Paper
Tianzi Grid Blue 450nm Laser DOE Laser Module - China Laser Module, Blue Laser Module | Made-in-China.com
450 nm, 1600 mW, Single Mode Laser Diode by OSRAM
REAL High Power 2000mw/2w 445nm 450nm Focusable Adjust blue Laser Module diode laser carve Engraving TTL DIY CNC Free glasses - AliExpress
40W Laser Module 450nm Laser Head Engraving Metal Wood For CNC Engraver Machine – ASA College: Florida