Why cannot the laser marking reach the expected marking depth?

in FAQs about Laser Marking, , , , ,

Reasons:

1. Whether the laser output power meets the requirements.

2. Whether the turn-off power of the acousto-optic switch meets the requirements.

3. Whether the optical path adjustment is accurate.

4. Whether the workpiece surface is on the focal plane.

5. Whether the position and direction of the beam expander are adjusted accurately.

6. Whether there is pollution on the surface of the lens.

7. Whether the laser power supply output DC voltage 28V decreases, resulting in the decrease of laser output power.

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