Title :
Spatial beam shaping of femtosecond laser pulses application to micromachining and photowriting
Author :
Sanner, N. ; Huot, N. ; Audouard, E. ; Larat, C. ; Huignard, J.P.
Author_Institution :
Lab. Traitement du Signal et Instrum., UMR CNRS, Saint-Etienne, France
Abstract :
We present focal spot shaping of femtosecond pulses, using a programmable adaptive-optics device. Various shapes are obtained and their suitability for micromachining of metals or photowriting of waveguides in glass is demonstrated.
Keywords :
adaptive optics; high-speed optical techniques; laser beam machining; laser beams; laser materials processing; micromachining; optical fabrication; optical pulse shaping; femtosecond laser pulses; focal spot shaping; micromachining; photowriting; programmable adaptive-optics device; spatial beam shaping; Adaptive optics; Laser applications; Laser beams; Lasers and electrooptics; Micromachining; Optical filters; Optical modulation; Optical pulse shaping; Optical sensors; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics, 2005. (CLEO). Conference on
Print_ISBN :
1-55752-795-4
DOI :
10.1109/CLEO.2005.202316
