Problem
The mark is too light on steel.
Solution
Check focus, slow the speed, increase power, and use suitable frequency/pulse width. For black annealing, use settings that heat rather than ablate.
GM 20W MOPA troubleshooting from the Monport laser FAQ.
The mark is too light on steel.
Check focus, slow the speed, increase power, and use suitable frequency/pulse width. For black annealing, use settings that heat rather than ablate.