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Wave front detection and correction for ultra-intense laser systems

  • Thales Group
  • University of Michigan

Résultats de recherche: Contribution à un journalArticle de conférenceRevue par des pairs

4 Citations (Scopus)

Résumé

In order to correct wave front distortions, a technique has been developed based on adaptive optics used in a pre-compensation configuration. The system consist of a wave front sensor and an optically driven liquid crystal Spatial Light Modulator (SLM) as a wave front corrector. The main advantage of the sensor is its ability to detect phase deformation of several tens of wavelengths with an accuracy around A,/10. This approach appears to be a good candidate for phase shaping ultra-intense laser system exhibiting strong wave front distortions. The use of a optically addressed single large liquid crystal cell covering the entire beam aperture makes this device diffraction free. The choice of a pre-compensation geometry is discussed and preliminary results are presented.

langue originaleAnglais
Pages (de - à)227-238
Nombre de pages12
journalProceedings of SPIE - The International Society for Optical Engineering
Volume3047
Les DOIs
étatPublié - 8 déc. 1997
Evénement2nd Annual International Conference on Solid State Lasers for Application to Inertial Confinement Fusion 1996 - Paris, France
Durée: 22 oct. 199625 oct. 1996

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