A Method of Measuring Fabry-Parot Etalon Transmittance by Using Frequency Comb Laser Yufei Chu, Dong Liu, Decheng Wu, Zhenzhu Wang, Qian Deng, Zhiqiang Kuang, Lu Li, Peng Zhuang, Zhiyuan Fang, Chenbo Xie and Yingjian Wang EPJ Web Conf., 237 (2020) 07001 Published online: 07 July 2020 DOI: 10.1051/epjconf/202023707001