Physics · Laser Physics
Which property of a laser beam allows machining with very high power density?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Large energy spread and frequent phase disturbances
- 2Extremely low brightness and large beam spot diameter
- 3High brightness, low divergence, and high beam coherence✓
- 4Very high divergence angle and broad coherence range
Correct answer
High brightness, low divergence, and high beam coherence
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