Abstract
This publisher’s note contains corrections to Opt. Lett. 46, 4013 (2021) [CrossRef] .
© 2021 Optical Society of America
In [1], text was missing below Eq. (6) that defined some of the variables in the equation. The article was corrected online on 18 August 2021.
REFERENCE
1. T. Cao, X. Gao, T. Wu, C. Pan, and J. Song, Opt. Lett. 46, 4013 (2021). [CrossRef]