| 摘要 |
The invention concerns a method for surface marking a mechanical part with a predefined graphic representation, comprising the application , via a laser source, of a single laser pulse onto an outer surface of a part to be marked , including interposing a mask having a predefined graphic representation between the laser source and the outer surface of the part , the laser pulse having a surface power of at least 20 MW/cm2 and a duration less than or equal to 100 ns. |
