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Curr. Opt. Photon. 2021; 5(1): 77-77
Published online February 25, 2021 https://doi.org/10.3807/COPP.2021.5.1.077
Copyright © Optical Society of Korea.
Ye Zhang, Yang Zheng
Corresponding author: *747421565@qq.com
Keywords: Angle error correction, Geometric optics, Optical measurement, Rifling angle
OCIS codes: (080.0080) Geometric optics; (110.0110) Imaging systems; (120.4290) Nondestructive testing; (120.4640) Optical instruments
Correction to: Current Optics and Photonics (https://doi.org/10.3807/COPP.2020.4.6.500) [1]
In the original version of this Article [1], TABLE 1 presented below was not included due to an error made during production. FIG. 10, FIG. 11, and TABLE 2 were also not properly positioned. These errors were corrected in the HTML and PDF versions of the Article on 08 January 2021.
TABLE 1 Measurement errors of the rifling equation coefficient
| Error sources | Error symbol | Error value |
|---|---|---|
| Laser rangefinder ranging error | 0.5 mm | |
| Barrel radius measurement error | 0.15 mm | |
| Angle error | 30″ | |
| Error in the correction of angle error | 30″ |
Curr. Opt. Photon. 2021; 5(1): 77-77
Published online February 25, 2021 https://doi.org/10.3807/COPP.2021.5.1.077
Copyright © Optical Society of Korea.
Ye Zhang, Yang Zheng
Changchun University of Science and Technology, School of Opto-Electronic Engineering, Changchun 130022, China
Correspondence to:*747421565@qq.com
Keywords: Angle error correction, Geometric optics, Optical measurement, Rifling angle
Correction to: Current Optics and Photonics (https://doi.org/10.3807/COPP.2020.4.6.500) [1]
In the original version of this Article [1], TABLE 1 presented below was not included due to an error made during production. FIG. 10, FIG. 11, and TABLE 2 were also not properly positioned. These errors were corrected in the HTML and PDF versions of the Article on 08 January 2021.
TABLE 1. Measurement errors of the rifling equation coefficient
| Error sources | Error symbol | Error value |
|---|---|---|
| Laser rangefinder ranging error | 0.5 mm | |
| Barrel radius measurement error | 0.15 mm | |
| Angle error | 30″ | |
| Error in the correction of angle error | 30″ |
TABLE 1 Measurement errors of the rifling equation coefficient
| Error sources | Error symbol | Error value |
|---|---|---|
| Laser rangefinder ranging error | 0.5 mm | |
| Barrel radius measurement error | 0.15 mm | |
| Angle error | 30″ | |
| Error in the correction of angle error | 30″ |
