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Ultrashort-pulse laser machining system employing a parametric amplifier

United States Patent

April 27, 2004
View the Complete Patent at the US Patent & Trademark Office
Lawrence Livermore National Laboratory - Visit the Industrial Partnerships Office Website
A method and apparatus are provided for increasing the energy of chirped laser pulses to an output in the range 0.001 to over 10 millijoules at a repetition rate 0.010 to 100 kHz by using a two stage optical parametric amplifier utilizing a bulk nonlinear crystal wherein the pump and signal beam size can be independently adjusted in each stage.
Perry; Michael D. (Poway, CA)
The Regents of the University of California (Oakland, CA)
09/ 918,579
July 31, 2001
The United States Government has rights in this invention pursuant to contact No. W-7405-ENG-48 between the United States Department of Energy and the University of California for the operation of Lawrence Livermore National Laboratory.