[3] Chow Chi-wai, Yang Liu, Chien-Hung Yeh et al. Optics Communiction, 2015, 344: 81.
[4] Luo Huajie, Zhang Shengdong, Jin Peng. 2011 International Conference on Electronics and Optoelectrons (ICEOE 2011), 2011, V3: 287.
[8] Ohno Y. Optical Engineering, 2005, 44(11): 111302.
[9] Davis W, Ohno Y. Opt. Engineering, 2010, 49(3): 033602.