Autofocus Sensor Kit with Z-Axis Motor for 50W and up CO2 Laser Engraver Cutter | eBay
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Amazon.com: OMTech Autofocus Sensor Kit with Leadshine Stepper Driver and NEMA 34 Stepper Motor for CO2 Laser Engraver, Cutter, Engraving, and Cutting Machines, Automatic Motorized Z-Axis Up Down Focus
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1421-93-000 Global Laser | 1421-93-000 Laser Module, 520nm 5mW, Modulating, PWM control Dot pattern | 127-1556 | RS Components