• Chinese Optics Letters
  • Vol. 20, Issue 4, 041901 (2022)
Jintian Bian1、2, Hui Kong1、2、*, Qing Ye1、2, Jiyong Yao3, Lei Guo1、4, and Xiaoquan Sun1、2、**
Author Affiliations
  • 1State Key Laboratory of Pulsed Power Laser Technology, National University of Defense Technology, Hefei 230037, China
  • 2Advanced Laser Technology Laboratory of Anhui Province, Hefei 230037, China
  • 3Key Laboratory of Functional Crystals and Laser Technology, Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Beijing 100190, China
  • 4School of Mechanics and Photoelectric Physics, Anhui University of Science and Technology, Huainan 232001, China
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    DOI: 10.3788/COL202220.041901 Cite this Article Set citation alerts
    Jintian Bian, Hui Kong, Qing Ye, Jiyong Yao, Lei Guo, Xiaoquan Sun. Narrow-linewidth BaGa4Se7 optical parametric oscillator[J]. Chinese Optics Letters, 2022, 20(4): 041901 Copy Citation Text show less
    Schematic diagram of the experimental setup.
    Fig. 1. Schematic diagram of the experimental setup.
    Output spectrum of BGSe.
    Fig. 2. Output spectrum of BGSe.
    Output spectra of BGSe.
    Fig. 3. Output spectra of BGSe.
    Comparison of the output beam quality factor with and without the etalon.
    Fig. 4. Comparison of the output beam quality factor with and without the etalon.
    No. of Colored LinesPeak Wavelength (nm)Theoretical Inclination of Light in Etalon (°)Theoretical Inclination of Light Outside Etalon (°)Measured Inclination of Light Outside Etalon (°)Linewidth (FWHM) (nm)
    13526.50001.80
    23526.70.400.580.781.52
    33527.60.951.381.561.57
    43529.21.462.122.342.05
    53531.72.042.963.121.58
    63534.92.593.763.901.27
    Table 1. Output Wavelength and Linewidth of BGSe OPO with Etalon at Different Inclination Angles
    Jintian Bian, Hui Kong, Qing Ye, Jiyong Yao, Lei Guo, Xiaoquan Sun. Narrow-linewidth BaGa4Se7 optical parametric oscillator[J]. Chinese Optics Letters, 2022, 20(4): 041901
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