• Chinese Optics Letters
  • Vol. 15, Issue 5, 053101 (2017)
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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    DOI: 10.3788/COL201715.053101 Cite this Article Set citation alerts
    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[J]. Chinese Optics Letters, 2017, 15(5): 053101 Copy Citation Text show less
    Schematic diagram of cw-CRD experimental setup. AOM, acousto-optic modulator; AD, acousto-optic modulator driver; P, polarizer; PZT, three piezoelectric transducers; PC, computer.
    Fig. 1. 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.
    Fig. 2. (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.
    Fig. 3. 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.
    Fig. 4. 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.
    Fig. 5. 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.
     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
    Table 1. Comparison of Experimental Reflectance Results of Test Mirrors R3 and R4
    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[J]. Chinese Optics Letters, 2017, 15(5): 053101
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