How to Focus a UV Laser Correctly
Focus a UV galvo on the real surface, refocus when thickness changes, and stop changing focus and power in the same test.
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Category
Troubleshooting
Focus, calibration, faint marks, and the other faults that show up after the preset looks right on paper.
How to Calibrate the xTool F2 Ultra UV
A practical calibration for the F2 Ultra UV: focus first, then a full-scale grid for power, speed, and frequency. Do not mix rows from different makers.
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