Development of a high-dynamic range imaging instrument for a single telescope by a pupil remapping system

Takayuki Kotani, Sylvestre Lacour, Elodie Choquet, Elsa Huby, Guy S. Perrin, Pierre Fedou, Franck Marchis, Gaspard Duchene, Éric M. Thiébaut, Julien M. Woillez, Jean Philippe Berger, Pascal J. Bordé, Olivier Chesneau, Pierre Kervella, Olivier Lai, Stephen T. Ridgway, Daniel Rouan, Alain Lecavelier Des Etangs, Alfred Vidal-Madjar

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We present the laboratory demonstration of a very high-dynamic range imaging instrument FIRST (Fibered Imager foR Single Telescope). FIRST combines the techniques for aperture masking and a single-mode fiber interferometer to correct wavefront errors, which leads to a very high-dynamic range up to 10 6 around very near the central object (∼ λ/D) at visible to near-infrared wavelengths. Our laboratory experiments successfully demonstrated that the original image can be reconstructed through a pupil remapping system. A first on-sky test will be performed at the Lick Observatory 3- m Shane telescope for operational tests in the summer of 2010.

Original languageEnglish
Title of host publicationOptical and Infrared Interferometry II
DOIs
Publication statusPublished - 1 Dec 2010
Externally publishedYes
EventOptical and Infrared Interferometry II - San Diego, CA, United States
Duration: 27 Jun 20102 Jul 2010

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume7734
ISSN (Print)0277-786X

Conference

ConferenceOptical and Infrared Interferometry II
Country/TerritoryUnited States
CitySan Diego, CA
Period27/06/102/07/10

Keywords

  • Aperture masking
  • Extrasolar planet
  • Fiber interferometer
  • High-dynamic range
  • Optical interferometry

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