LASER TREE 530nm 4W Green Multi Mode Unpluggable Fiber Coupled Lasers
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638nm 4W High power Red Semiconductor Laser Modulation 0~30khz Analog or TTL
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Dragon Lasers > N Series 1064nm Laser 4W - 5W
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455nm 4W Blue Semiconductor laser from Laser Manufacturer
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Opt Lasers 4W Mini RGB Laser Module with 7.5V PSU | 4000mW
4W Industry High Power Diode Laser 445/450nm 4000mw Adjustable Blue Laser Dot Module 12V TTL + Adapter: Amazon.com: Industrial & Scientific
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Opt Lasers 4W Mini RGB Laser Module with 7.5V PSU | 4000mW
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Amazon.com: LASER TREE Laser Engraver Module, 20W Laser Engraving Cutting Module CNC, 4W Optical Power Laser Module, Adjustable Focal, 450nm Laser Head for Laser Engraver Cutter Machine DIY Wood Paper Leather,12V
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RGB 4W Laser Color Laser White Laser 4W Laser Module Small Size TTL Control | eBay
.jpg "445nm/450nm 3.5w~4w blue laser module with TTL modulation(NICHIA NDB7A75)")
445nm/450nm 3.5w~4w blue laser module with TTL modulation(NICHIA NDB7A75)
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450nm 2.5W 4W High brightness and high power Laser Emitter Laser micro-engraving machine
532nm 4W High Power Green Fiber Coupled Laser with power supply
