Chinese Optics Letters, Volume. 15, Issue 5, 053101(2017)

Simultaneous measurements of s- and p-polarization reflectivity with a cavity ring-down technique employing no polarization optics

Hao Cui1,2, Bincheng Li1,2、*, Yanling Han2, Jing Wang1, Chunming Gao1, and Yafei Wang1
Author Affiliations
  • 1School of Optoelectronic Information, University of Electronic Science and Technology of China, Chengdu 610054, China
  • 2Institute of Optics and Electronics, Chinese Academy of Sciences, Chengdu 610209, China
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    Figures & Tables(6)
    Schematic diagram of cw-CRD experimental setup. AOM, acousto-optic modulator; AD, acousto-optic modulator driver; P, polarizer; PZT, three piezoelectric transducers; PC, computer.
    (a) Theoretical reflectance spectrum of a test mirror in 550–750 nm. (b) Expanded view in 600–670 nm.
    Measured average reflectance of cavity mirrors versus angle of polarizer orientation.
    Ring-down signal of the test RDC on a logarithmic scale for different polarization states (a) 45° AOI mirror, (b) 30° AOI mirror.
    Mean square variance and fitted ring-down time as a function of (a) the s-polarization ring-down time τs of R3, (b) the p-polarization ring-down time τp of R3, (c) the s-polarization ring-down time τs of R4, and (d) p-polarization ring-down time τp of R4.
    • Table 1. Comparison of Experimental Reflectance Results of Test Mirrors R3 and R4

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      Table 1. Comparison of Experimental Reflectance Results of Test Mirrors R3 and R4

       Reflectance (%)
      Polarization StateR3 s-pol.R3 p-pol.R4 s-pol.R4 p-pol.
      Random99.9988±0.000199.9860±0.000899.9895±0.000299.9488±0.0026
      s-99.9987±0.000199.9897±0.0002
      p-99.9851±0.000699.9458±0.0021
      Difference1 ppm9 ppm2 ppm30 ppm
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    Hao Cui, Bincheng Li, Yanling Han, Jing Wang, Chunming Gao, Yafei Wang, "Simultaneous measurements of s- and p-polarization reflectivity with a cavity ring-down technique employing no polarization optics," Chin. Opt. Lett. 15, 053101 (2017)

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    Paper Information

    Category: Thin films

    Received: Dec. 4, 2016

    Accepted: Feb. 10, 2017

    Published Online: Jul. 23, 2018

    The Author Email: Bincheng Li (bcli@uestc.edu.cn)

    DOI:10.3788/COL201715.053101

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