Abstract
In Opt. Lett. 45, 1535 (2020) [CrossRef] , there was an error regarding the corresponding author assignment. That error is corrected here.
© 2020 Optical Society of America
In the original paper [1], we chose coauthor Hao Ruan as the corresponding author. However, we should have designated no coauthor as the corresponding author and instead listed the e-mail addresses of Hao Ruan and Zongsong Gan separately. The error has been rectified above in this erratum.
Funding
National Key Research and Development Program of China (2018YFB0704100); Shanghai Science and Technology commission project (16511101600, 18DZ1100402); Science, Technology and Innovation Commission of Shenzhen Municipality (JCYJ20180507184503128); National Natural Science Foundation of China (61775068); Science Fund for Creative Research Groups (61821003).
REFERENCE
1. X. Yuan, M. Zhao, X. Guo, Y. Li, Y. Yu, Z. Gan, and H. Ruan, Opt. Lett. 45, 1535 (2020). [CrossRef]