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Journal of Infrared and Millimeter Waves, Volume. 42, Issue 3, 345(2023)

Focal shift effect of terahertz wide-aperture refractive lens

Wei-Fan LI1,2,3, Feng QI1,2,3、*, Ye-Long WANG1,2,3, Peng-Xiang LIU1,2,3, and Zhao-Yang LIU1,2,3
Author Affiliations
  • 1Key Laboratory of Opto-Electronic Information Processing, Chinese Academy of Sciences, Shenyang 110169, China
  • 2Key Laboratory in Terahertz Imaging and Sensing, Liaoning Province, Shenyang 110169, China
  • 3Shenyang Institute of Automation, Chinese Academy of Sciences, Shenyang 110169, China
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    References(10)

    [1] Mittleman D M. Twenty years of terahertz imaging [Invited][J]. Optics Express, 26, 9417-9431(2018).

    [2] Neu J, Schmuttenmaer C A. Tutorial: An introduction to terahertz time domain spectroscopy (THz-TDS)[J]. Journal of Applied Physics, 124, 231101(2018).

    [3] Ferguson B, Zhang X C. Materials for terahertz science and technology[J]. Nature Materials, 1, 26-33(2002).

    [4] Liu Z, Qi F, Wang Y et al. A 220- to 299-GHz CMOS terahertz detector[J]. Journal of Infrared Millimeter and Terahertz Waves, 40, 606-619(2019).

    [5] Lo Y H, Leonhardt R. Aspheric lenses for terahertz imaging[J]. Optics Express, 16, 15991-15998(2008).

    [6] Li W, Qi F, Wang Y et al. Refractive aspherical lens for terahertz imaging[J]. Optics Communications, 433, 14-17(2018).

    [7] Li Y. Focal shift formula for focused, apertured Gaussian beams[J]. Journal of Modern Optics, 39, 1761-1764(1992).

    [8] Li Y, Wolf E. Focal shifts in diffracted converging spherical waves[J]. Optics Communications, 39, 211-215(1981).

    [9] Ferlet M. Imaging at low Fresnel number: some challenges and applications[J]. Proceedings of SPIE - The International Society for Optical Engineering, 6289(2006).

    [10] Born M, Wolf E. Principles of optics: electromagnetic theory of propagation, interference and diffraction of light, seventh edition[M](1999).

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    Wei-Fan LI, Feng QI, Ye-Long WANG, Peng-Xiang LIU, Zhao-Yang LIU. Focal shift effect of terahertz wide-aperture refractive lens[J]. Journal of Infrared and Millimeter Waves, 2023, 42(3): 345

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    Paper Information

    Category: Research Articles

    Received: Oct. 12, 2022

    Accepted: --

    Published Online: Jul. 5, 2023

    The Author Email: Feng QI (qifeng@sia.cn)

    DOI:10.11972/j.issn.1001-9014.2023.03.008

    Topics

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