GPC and quantitative phase imaging

Darwin Palima (Invited author), Andrew Rafael Banas (Invited author), Mark Jayson Villangca (Invited author), Jesper Glückstad (Invited author)

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

    Abstract

    Generalized Phase Contrast (GPC) is a light efficient method for generating speckle-free contiguous optical distributions using binary-only or analog phase levels. It has been used in applications such as optical trapping and manipulation, active microscopy, structured illumination, optical security, parallel laser marking and labelling and recently in contemporary biophotonics applications such as for adaptive and parallel two-photon optogenetics and neurophotonics. We will present our most recent GPC developments geared towards these applications. We first show a very compact static light shaper followed by the potential of GPC for biomedical and multispectral applications where we experimentally demonstrate the active light shaping of a supercontinuum laser over most of the visible wavelength range. Finally, we discuss how GPC can be advantageously applied for Quantitative Phase Imaging (QPI). © (2016) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
    Original languageEnglish
    Title of host publicationProceedings of SPIE
    EditorsGabriel Popescu, YongKeun Park
    Number of pages6
    Volume9718
    PublisherSPIE - International Society for Optical Engineering
    Publication date2016
    Article number97182P
    DOIs
    Publication statusPublished - 2016
    EventQuantitative Phase Imaging II - The Moscone Center, San Francisco, United States
    Duration: 13 Feb 201618 Feb 2016

    Conference

    ConferenceQuantitative Phase Imaging II
    LocationThe Moscone Center
    Country/TerritoryUnited States
    CitySan Francisco
    Period13/02/201618/02/2016

    Keywords

    • Generalized Phase Contrast
    • Quantitative phase imaging
    • Beam patterning

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