NGS2: A focal plane array upgrade for the GeMS multiple tip-Tilt wavefront sensor

François Rigaut*, Ian Price, Céline D'Orgeville, Francis Bennet, Nick Herrald, Nicolas Paulin, Kristina Uhlendorf, Vincent Garrel, Gaetano Sivo, Vanessa Montes, Chad Trujillo

*Corresponding author for this work

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

    8 Citations (Scopus)

    Abstract

    NGS2 is an upgrade for the multi-natural guide star tip-Tilt & plate scale wavefront sensor for GeMS (Gemini Multi-Conjugate Adaptive Optics system). It uses a single Nüvü HNü-512 Electron-Multiplied CCD array that spans the entire GeMS wavefront sensor focal plane. Multiple small regions-of-interest are used to enable frame rates up to 800Hz. This set up will improve the optical throughput with respect to the current wavefront sensor, as well as streamline acquisition and allow for distortion compensation.

    Original languageEnglish
    Title of host publicationAdaptive Optics Systems V
    EditorsEnrico Marchetti, Jean-Pierre Veran, Laird M. Close
    PublisherSPIE
    ISBN (Electronic)9781510601970
    DOIs
    Publication statusPublished - 2016
    EventAdaptive Optics Systems V - Edinburgh, United Kingdom
    Duration: 26 Jun 20161 Jul 2016

    Publication series

    NameProceedings of SPIE - The International Society for Optical Engineering
    Volume9909
    ISSN (Print)0277-786X
    ISSN (Electronic)1996-756X

    Conference

    ConferenceAdaptive Optics Systems V
    Country/TerritoryUnited Kingdom
    CityEdinburgh
    Period26/06/161/07/16

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