Simple and robust solution for high-intensity laser adaptive optic correction on a tightly focused beam using third-harmonic signal generated at an interface

Author

Planchon, T.A. ; Amir, W. ; Field, J. ; Rousseau, P. ; Albert, O. ; Mourou, G. ; Durfee, C. ; Squier, J.

Author_Institution

Colorado Sch. of Mines, Golden, CO

fYear

2006

fDate

21-26 May 2006

Firstpage

1

Lastpage

2

Abstract

The wavefront of a KHz TW laser was corrected by maximizing a third-harmonic signal via a genetic algorithm. This method optimizes the whole beam and is well suited for high numerical aperture focusing optics.

Keywords

aberrations; adaptive optics; genetic algorithms; laser beams; optical focusing; optical harmonic generation; sapphire; solid lasers; titanium; Al₂O₃:Ti; KHz TW laser; energy 0.5 mJ; frequency 1 kHz; genetic algorithm; high numerical aperture focusing optics; high-intensity laser adaptive optic correction; third-harmonic signal generation; third-harmonic signal maximization; tightly focused beam; time 45 fs; wavefront aberration correction; Adaptive optics; Laser beams; Laser theory; Mirrors; Nonlinear optics; Optical harmonic generation; Optical sensors; Robustness; Signal generators; Ultrafast optics; (010.1080) Adaptive optics; (140.3590) Lasers, titanium; (320.7090) Ultrafast lasers;

fLanguage

English

Publisher

ieee

Conference_Titel

Lasers and Electro-Optics, 2006 and 2006 Quantum Electronics and Laser Science Conference. CLEO/QELS 2006. Conference on

Conference_Location

Long Beach, CA

Print_ISBN

978-1-55752-813-1

Electronic_ISBN

978-1-55752-813-1

Type

conf

DOI

10.1109/CLEO.2006.4628665

Filename

4628665