Back-propagating the light of field stars to probe telescope mirrors aberrations

Ferréol Soulez; Frédéric Courbin; Michael Unser

Back-propagating the light of field stars to probe telescope mirrors aberrations

Ferréol Soulez ^{1, 2} Frédéric Courbin ³ Michael Unser ²

1 CRAL - Centre de Recherche Astrophysique de Lyon

3 Laboratoire d'Astrophysique, Ecole Polytechnique Fédérale de Lausanne (EPFL)

Abstract : We propose a wavefront-based method to estimate the PSF over the whole field of view. This method estimate the aberrations of all the mirrors of the telescope using only field stars. In this proof of concept paper, we described the method and present some qualitative results.

Document type :

Conference papers

Domain :

Computer Science [cs] / Signal and Image Processing

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https://hal-insu.archives-ouvertes.fr/insu-01632844
Contributor : Ferréol Soulez <>
Submitted on : Friday, November 10, 2017 - 4:14:53 PM
Last modification on : Friday, April 5, 2019 - 8:04:59 PM
Long-term archiving on : Sunday, February 11, 2018 - 3:02:49 PM

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Back-propagating the light of field stars to probe telescope mirrors aberrations

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