Junli Qi, Weihua Wang, Bo Shi, Hui Zhang, Yanan Shen, Haifei Deng, Wenjing Pu, Xin Liu, Huihui Shan, Xiaomin Ma, Lianqiang Zhang, Wei Lu, Meicheng Fu, Xiujian Li. Concise and efficient direct-view generation of arbitrary cylindrical vector beams by a vortex half-wave plate[J]. Photonics Research, 2021, 9(5): 803