Title :
Programmable beam shaping of femtosecond pulses
Author :
Sanner, N. ; Huot, N. ; Audouard, E. ; Laporte, P. ; Larat, C. ; Bourderionnet, J. ; Brignon, A. ; Huignard, J.P.
Author_Institution :
Laboratoire Traitement du Signal et Instrumentation, CNRS, Saint-Etienne, France
Abstract :
We demonstrate programmable beam shaping of femtosecond pulses. A liquid crystal modulator is used as an active and adaptive phase filtering device for spatial beam shaping. Round, square, ring and triangle shapes are obtained.
Keywords :
high-speed optical techniques; liquid crystal devices; optical modulation; optical pulse shaping; spatial filters; femtosecond pulses; liquid crystal modulator; phase filtering device; programmable beam shaping;
Conference_Titel :
Lasers and Electro-Optics, 2004. (CLEO). Conference on
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-777-6
