13. Engraving depth is different on workpiece?

Reason 1: Inconsistent distance between the workpiece and the laser head.

Solution: Adjust working table to unify distance between workpiece and laser head.

Reason 2: Reflective lens unwashed or rupture.

Solution: Cleaning and replacement.

Reason 3: Graphic design problems.

Solution: Adjust the graphic design.

Reason 4: The optical path deflection.

Solution: According to the optical path adjustment methods, re-adjust the optical path.