650nm 5mw Red Cross Line Laser Module | Adjustable Cross Line Laser - 650nm 5mw Red - Aliexpress
Amazon.com: Quarton Laser Module VLM-650-29 LPT Red Cross Line Laser Module (Line-width optimize at short distance) : Industrial & Scientific
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650nm 5mw Red Point / Line / Cross Laser Module Head Glass Lens Focusable Focus Adjustable Laser Diode Head Industrial Class - Woodworking Machinery Parts - AliExpress