General Studies · Production Technology
In the laser beam machining process, the usable range of wavelength of the laser beam is:
- 1400 - 600 μm
- 20.4 - 0.6 μm✓
- 30.001 - 0.01 μm
- 4600 - 1000 μm
Correct answer
0.4 - 0.6 μm
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