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Diy Lab Laser Diode 450nm 1.6w Blue Laser Module D5.6mm Osram Pltb450b/to56 - Woodworking Machinery Parts - AliExpress
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Osram High Power 450nm 70W Blue Laser Diode in Multi-Die-Package (PLPM4L 450B) - China Laser Diode, 70W Blue Laser Diode | Made-in-China.com
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