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Gideon 3W Blue Burning Laser Pointer - Class 4 450nm High Powered Laser - C4 Lasers
Industry/Lab High Power 940nm 3000mw 3W Infrared IR Laser Dot Module + Analog 0-30KHZ + TEC Cooling 85-265V + Lab Adjustable Digital Power Supply LSR-PS-II: Amazon.com: Industrial & Scientific
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