Fabrication of a probe-lens device for scanning super-resolution imaging platform

Boliang Jia, Sam Hok Sum Lai, Fei Fei Wang, Lianqing Liu, Guanglie Zhang, Wen J. Li*

*Corresponding author for this work

    Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

    2 Citations (Scopus)

    Abstract

    We present a simple and flexible approach for building a microsphere-based probe that can be used for a scanning super-resolution imaging platform. We assembled microspheres with a microprobe and manipulate the microspheres as secondary lens across the specimen surface. The achieved resolution enhancement surpasses conventional 100x/0.90 objective lens under white light illumination by adding an additional 4.6x magnification factor, allowing the platform to resolve features as small as 100nm. The work reported here advances the research field of microlens based super-resolution imaging in at least two aspects: 1) development of a process to stably and rapidly bond microspheres (as small as 20μm) on a microprobe for nanoscale scanning in 3D space; 2) realization of large field-of-view (i.e., much large than the field-of-view of a single spherical lens) sub-diffraction limited features by image-patching techniques. We foresee that the device described here can be incorporated with ultra-precision 3D scanning stages to further improve its super-resolution imaging capability in the future.
    Original languageEnglish
    Title of host publication2017 IEEE 12th International Conference on Nano/Micro Engineered and Molecular Systems (NEMS)
    PublisherIEEE
    Pages327-332
    ISBN (Electronic)978-1-5090-3059-0
    DOIs
    Publication statusPublished - Apr 2017
    Event12th IEEE International Conference on Nano/Micro Engineered and Molecular Systems, NEMS 2017 - UCLA, Los Angeles, United States
    Duration: 9 Apr 201712 Apr 2017
    http://ieee-nems.org/2017/

    Conference

    Conference12th IEEE International Conference on Nano/Micro Engineered and Molecular Systems, NEMS 2017
    Abbreviated titleIEEE-NEMS 2017
    Country/TerritoryUnited States
    CityLos Angeles
    Period9/04/1712/04/17
    Internet address

    Research Keywords

    • microsphere
    • scanning platform
    • sub-diffraction limited
    • super-resolution

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