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Conference Paper
Adaptive Optics: Methods, Analysis and Applications
Toronto Canada
July 10-14, 2011
ISBN: 978-1-55752-914-5
Wavefront Sensing (ATuA)

Multi-dither Shack Hartmann sensor for large telescopes: A numerical performance evaluation

Akondi Vyas, M.B. Roopashree, and B. Raghavendra Prasad  »View Author Affiliations


http://dx.doi.org/10.1364/AOPT.2011.ATuA4


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Abstract

Wavefront reconstruction accuracy strongly depends on the way the wavefront distortion points match the wavefront sensing locations. A multi-dither sensor largely improves the wavefront reconstruction accuracy in large telescope AO systems.

© 2011 OSA

OCIS Codes
(010.1080) Atmospheric and oceanic optics : Active or adaptive optics
(010.7350) Atmospheric and oceanic optics : Wave-front sensing
(220.1080) Optical design and fabrication : Active or adaptive optics

Citation
A. Vyas, M. B. Roopashree, and B. R. Prasad, "Multi-dither Shack Hartmann sensor for large telescopes: A numerical performance evaluation," in Imaging and Applied Optics, OSA Technical Digest (CD) (Optical Society of America, 2011), paper ATuA4.
http://www.opticsinfobase.org/abstract.cfm?URI=AOPT-2011-ATuA4


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