Title :
High speed observation of ultrafast machining dynamics
Author :
Webster, Paul J L ; Fraser, James M.
Author_Institution :
Dept. of Phys., Eng. Phys. & Astron., Queen´´s Univ. at Kingston, Kingston, ON
Abstract :
We demonstrate simultaneous drilling and coaxial depth imaging of holes in stainless steel at axial rates of 46 kHz. Depth measurement with 6 mum resolution is performed using the machining beam via Fourier-domain interferometry.
Keywords :
Fourier transform optics; drilling; high-speed optical techniques; laser materials processing; light interferometry; micromachining; stainless steel; FeCCrJk; Fourier-domain interferometry; Micromachining; coaxial depth imaging; depth measurement; drilling; frequency 46 kHz; high speed observation; modelocked fiber laser; stainless steel; ultrafast machining dynamics; High speed optical techniques; High-resolution imaging; Laser beams; Machining; Nonlinear optics; Optical imaging; Optical interferometry; Optical materials; Optical pulses; Ultrafast optics; (110.4500) Optical coherence tomography; (150.5495) Process monitoring and control;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
