450nm 3.5W Nichia NDB7A75 LD Powerful Blue Laser Diode TO5-9
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CNC laser head 2.5W 3.5W 5.5W 7W blue laser module black high efficiency light transmittance DIY with TTL PWM free shipping _ - AliExpress Mobile
15W/10W/7W/5.5W/3.5W/2.5W Laser Head Diode Laser Module 405nm to 450nm Wavelength for Laser Cutting Machine CNC DIY Laser Wood - AliExpress Tools
New imported Nichia 450nm Blue 8*3.5W /28.5W NUBM05 Laser Diode
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YoraHome Diode Laser Module Kit
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
Nichia High Power 450nm 3.5w 9mm Blue Laser Diode Ndb7k75 For Laser Engraving - Buy 450nm 3.5w 9mm Blue Laser Diode,Nichia 450nm 3.5w 9mm Blue Laser Diode Ndb7k75,Nichia High Power 450nm 3.5w
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445nm/450nm 3.5w~4w blue laser module with TTL modulation(NICHIA NDB7A75)
445 nm Laser Diode, 3.5W Power
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