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Chinese Journal of Lasers, Volume. 51, Issue 15, 1507104(2024)

Full‐Field Optical Coherence Tomography System Based on Mirau Interference Structure

Hao He1,2, Jun Li1, Jinsong Zou1, Shaoyun Yin1, and Jinyu Wang1,2、*
Author Affiliations
  • 1Chongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences, Chongqing 400714, China
  • 2Chongqing School, University of Chinese Academy of Sciences, Chongqing 400714, China
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    Scheme of Mirau-based FFOCT system

    Fig. 1. Scheme of Mirau-based FFOCT system

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    Simulation results. (a) Structure of the designed system; (b) light field tracing; (c) imaging at z=3.7396 mm; (d) imaging at z=3.7548 mm; (e) imaging at z=3.7796 mm

    Fig. 2. Simulation results. (a) Structure of the designed system; (b) light field tracing; (c) imaging at z=3.7396 mm; (d) imaging at z=3.7548 mm; (e) imaging at z=3.7796 mm

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    Simulation results. (a) Structure of the system; (b) light field tracing; (c) imaging at z=3.90 mm; (d) imaging at z=3.92 mm; (e) imaging at z=3.94 mm

    Fig. 3. Simulation results. (a) Structure of the system; (b) light field tracing; (c) imaging at z=3.90 mm; (d) imaging at z=3.92 mm; (e) imaging at z=3.94 mm

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    Mirau attachment

    Fig. 4. Mirau attachment

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    USAF 1951 standard target for resolution measurement

    Fig. 5. USAF 1951 standard target for resolution measurement

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    Intensity distribution of interference fringe

    Fig. 6. Intensity distribution of interference fringe

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    PCB imaging experiment. (a) Photo of PCB; (b)(e) micrographs; (c)(f) interference fringe images; (d)(g) FFOCT images

    Fig. 7. PCB imaging experiment. (a) Photo of PCB; (b)(e) micrographs; (c)(f) interference fringe images; (d)(g) FFOCT images

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    Imaging experiment for onion epidermis. (a) Micrograph of onion epidermis; (b) FFOCT image at 10 μm below onion epidermis; (c) FFOCT image at 40 μm below onion epidermis

    Fig. 8. Imaging experiment for onion epidermis. (a) Micrograph of onion epidermis; (b) FFOCT image at 10 μm below onion epidermis; (c) FFOCT image at 40 μm below onion epidermis

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    Leaf imaging experiment. (a)FFOCT image at 10 μm below the leaf surface; (b) FFOCT image at 20 μm below the leaf surface; (c) FFOCT image at 40 μm below the leaf surface

    Fig. 9. Leaf imaging experiment. (a)FFOCT image at 10 μm below the leaf surface; (b) FFOCT image at 20 μm below the leaf surface; (c) FFOCT image at 40 μm below the leaf surface

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    Hao He, Jun Li, Jinsong Zou, Shaoyun Yin, Jinyu Wang. Full‐Field Optical Coherence Tomography System Based on Mirau Interference Structure[J]. Chinese Journal of Lasers, 2024, 51(15): 1507104

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    Paper Information

    Category: Biomedical Optical Imaging

    Received: Jan. 22, 2024

    Accepted: Feb. 27, 2024

    Published Online: Jul. 29, 2024

    The Author Email: Wang Jinyu (jinyu.wang@cigit.ac.cn)

    DOI:10.3788/CJL240515

    CSTR:32183.14.CJL240515

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology