학술대회자료
펨토초 레이저를 이용한 FPCB 절단 연구
Femtosecond laser processes for FPCB cutting
- 한국레이저가공학회
- 한국레이저가공학회 학술대회 논문집
- 2008년도 추계학술발표대회 논문집
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2008.1110 - 13 (4 pages)
- 137
FPCB (Flexible Printed Circuit Board) cutting by femtosecond laser was performed to make clean, debrisless, accurate cutting. We put 3 kHz, 300mW femtosecond pulse laser with 3 mm/s velocity, where center wavelength is 775 mm, and clean cutting was produced. No electro-shorting was occurred. No unwanted material damage is shown.
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