Parallel acquisition of multiple images using coherence gating in off-axis dark-field digital holographic microscope for semiconductor metrology

C. Messinis, T. T.M. van Schaijk, V. T. Tenner, J. F. de Boer, S. Witte, A. J. den Boef

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

    Abstract

    We present an Off-Axis dark-field digital holographic microscope capable of parallel acquisition of multiple holograms. With this microscope we aim to measure overlay (OV) with sub-nanometer precision and milli-second acquisition times over large wavelength range.

    Original languageEnglish
    Title of host publicationProceedings Imaging and Applied Optics Congress
    Subtitle of host publicationComputational Optical Sensing and Imaging
    PublisherOSA - The Optical Society
    ISBN (Electronic)9781557528209
    Publication statusPublished - 2020
    EventComputational Optical Sensing and Imaging, COSI 2020 - Part of Imaging and Applied Optics Congress 2020 - Virtual, Online, United States
    Duration: 22 Jun 202026 Jun 2020

    Publication series

    NameOptics InfoBase Conference Papers

    Conference

    ConferenceComputational Optical Sensing and Imaging, COSI 2020 - Part of Imaging and Applied Optics Congress 2020
    Country/TerritoryUnited States
    CityVirtual, Online
    Period22/06/202026/06/2020

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