Abstract
This publisher’s note contains corrections to Opt. Lett. 45, 1966 (2020). [CrossRef]
© 2020 Optical Society of America
In Ref. [1], the caption for Fig. 3 was partially incorrect. The second sentence should have read “The blue curves in (b) and (d) are the spectra, and the black curves in (b) and (d) are the phases.” The Letter was corrected online on 24 March 2020.
REFERENCE
1. Z. Zhang, Y. Chen, Z. Zhang, T. Xia, J. Zhang, Z. Sheng, and J. Zhang, Opt. Lett. 45, 1966 (2020). [CrossRef]