Session 2

[OPTM2-02] In-process Evaluation of Water Jet Dynamics in Water Jet Guided Laser Processing through Observation of Raman Scattering

*Shoichi Ui¹, Mayuko Osawa¹, Shotaro Kadoya¹, Masaki Michihta¹, Satoru Takahashi¹ (1. Dept. of Precision Engineering, The University of Tokyo)

A novel in-process evaluation method of water jet condition in WJGL processing utilizing Raman scattering was proposed and visualization of water jet dynamics as a waveguide function in every laser pulse was achieved.