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Nichia 3.5W 450nm NDB7A75 9mm Blue Laser Diode/TIN-PIN | eBay
NICHIA NUBM07E 9mm Blue 462mn 465nm 3.5W Laser Diode with Ball Lens(Brand New) | eBay
Amazon.com: Laser Engraving Machine 3.5w Laser Cutter 100cm x 100cm Big Area Laser Cutting Machine Wood Laser Machine TTL PMW grbl Controller (100cm 3.5w) : Arts, Crafts & Sewing
445nm, 3.5W HHL Multimode Laser Diode by Wavespectrum
Amazon.com: OXLasers 3.5W 450nm Focusable Blue Laser Module for DIY CNC Engraving Cutting Machine with PWM for CNC 3018 (3.5W) : Arts, Crafts & Sewing
3.5W Industry Laser 445nm/447nm/450nm 3500mW Blue Laser Dot Module Diode NDB7A75 w/ TTL0-20kHz & Fan Cooling & Long Time Working: Amazon.com: Industrial & Scientific