• Optoelectronics Letters
  • Vol. 14, Issue 4, 267 (2018)
Tian-xiang ZHENG1, Guang-yue SHEN1, Zhao-hui LI1, E WU1、2, Xiu-liang CHEN1、*, and Guang WU1、2
Author Affiliations
  • 1State Key Laboratory of Precision Spectroscopy, East China Normal University, Shanghai 200062, China
  • 2Collaborative Innovation Center of Extreme Optics, Shanxi University, Taiyuan 030006, China
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    DOI: 10.1007/s11801-018-8024-y Cite this Article
    ZHENG Tian-xiang, SHEN Guang-yue, LI Zhao-hui, WU E, CHEN Xiu-liang, WU Guang. Single-photon imaging system with a fiber optic taper[J]. Optoelectronics Letters, 2018, 14(4): 267 Copy Citation Text show less

    Abstract

    We report a time-of-flight photon-counting imaging system in conjunction with a single-photon detector mounted with a fiber optic taper, which equivalently enlarges the active area of the single-photon detector by 100 times. The field of view of the imaging system is extended from ±0.57° to ±7° by using the fiber optic taper to collect the scattered pho-tons. Since only a single avalanche photodiode is used, the noise level of the system is maintained at a low level. We demonstrate the scanning of the targets at a stand-off distance of 28 m with a centimeter depth resolution.
    ZHENG Tian-xiang, SHEN Guang-yue, LI Zhao-hui, WU E, CHEN Xiu-liang, WU Guang. Single-photon imaging system with a fiber optic taper[J]. Optoelectronics Letters, 2018, 14(4): 267
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