[29p-D2-1~19] 4.7 Laser processing

[29p-D2-15] Effects of Numerical Aperture of Laser Irradiation System on Laser Peening

^○Kohei Mizuta¹, Yasuteru Kodama¹, Yukio Miyamoto¹, Hiroki Okada¹, Miho Tsuyama¹, Manabu Heya², Masahiro Tsukamoto³, Toshiya Shibayanagi⁴, Hitoshi Nakano¹ (Kinki Univ.¹, Osaka Sangyo Univ.², JWRI, Osaka Univ.³, Toyama Univ.⁴)

Keywords:レーザーピーニング、開口数、塑性変形