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Laser engraving machine, how to change the laser tube?
Micro-carving laser experience sharing:

1, visual inspection method, open the machine shell, turn on the power supply to adjust the current to the normal engraving position, press and hold the test switch, and observe the color of the laser tube. If it is pink, it means that the gas in the laser is ok. If it is white, the laser tube should be replaced.

2. Physical test method: Place a playing card in front of the laser tube, press and hold the laser test switch 1 sec, and observe the burning degree of paper spots. If the light spot burns lightly, the laser tube should be replaced;

3. Wipe the lens and adjust the light. If the focal length is good, you can continue to use it if you can;

4, the existing engraving machine tube is not expensive, generally between 600- 1000, and the replacement is also very affordable;

Micro-carving laser specializes in producing laser engraving machine, laser cutting machine, laser engraving machine and laser cutting machine.