This publisher’s note corrects an error in the funding section in Opt. Lett. 42, 4418 (2017). [CrossRef]
© 2018 Optical Society of America
In the funding section of , the first funder should have been the National Natural Science Foundation of China (NSFC). The article was corrected online as of 12 December 2017.
1. K. Cao, Y. Liu, and S. Qu, Opt. Lett. 42, 4418 (2017). [CrossRef]