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Related Experiment Video

Updated: Jun 16, 2026

Large Volume, Behaviorally-relevant Illumination for Optogenetics in Non-human Primates
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Efficient white laser illuminators for plastic optical fibers.

S E Schacham, M E Marhic, M Epstein

    Applied Optics
    |February 20, 2010
    PubMed
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    Multiwavelength lasers correct color distortion in plastic optical fibers. Methods are presented for reducing the speckle effect and creating multicolor laser light for improved optical transmission.

    Area of Science:

    • Optics and Photonics
    • Materials Science

    Background:

    • Plastic optical fibers (POFs) are susceptible to color distortion during light transmission.
    • The speckle effect can degrade signal quality in optical fiber systems.

    Purpose of the Study:

    • To introduce multiwavelength lasers for compensating color distortion in POFs.
    • To describe efficient methods for speckle effect elimination.
    • To present techniques for generating multicolor laser light.

    Main Methods:

    • Utilizing multiwavelength laser sources for transmission.
    • Implementing novel techniques to suppress laser speckle.
    • Developing a system for multicolor laser light generation.

    Main Results:

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    A Silicon-tipped Fiber-optic Sensing Platform with High Resolution and Fast Response
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    Large Volume, Behaviorally-relevant Illumination for Optogenetics in Non-human Primates
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    Large Volume, Behaviorally-relevant Illumination for Optogenetics in Non-human Primates

    Published on: October 3, 2017

    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
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  • Demonstrated compensation of color distortion in POFs using multiwavelength lasers.
  • Achieved significant reduction of the speckle effect.
  • Successfully generated stable multicolor laser output.

    • Conclusions:

    • Multiwavelength lasers offer an effective solution for color distortion in POFs.
    • The described methods enhance the performance and reliability of optical fiber communication.
    • Speckle reduction and multicolor generation are key for advanced optical fiber applications.