In connection with our recently published article Appl. Opt. 56, 7024 (2017) [CrossRef] , a simple but important correction is presented.
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In the vertical axes of Fig. 7, the (1/10000) of Modified-CPR or M-CPR should be corrected as (%).
In addition, it should be noted that, in Table 2 of Ref. , are the percentage values, and their corresponding standard deviations have a relation with the standard deviations as follows,
1. L. Liu and K. Nonaka, “Beam diameter thresholds as applying light depolarization for effective submicron and micron root mean square roughness evaluation,” Appl. Opt. 56, 7024–7032 (2017). [CrossRef]