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. 2022 Dec 12;17(12):e0277188. doi: 10.1371/journal.pone.0277188

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© 2022 Ryu et al

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.

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Fig 3 — (A) Measurement of Average depth of wrinkles, Mean depth biggest wrinkles, Max. depth biggest wrinkles, Total wrinkle count, Total wrinkle volume, Total wrinkle area, Total length of wrinkles, Ra, and Rz parameters. (B) Polarized image and 3D image of Crow’s feet, nasolabial folds, forehead wrinkles. (C) F-RAY, the facial contour line image, and graph of the left cheek area. (D) Measurement of skin pigmentation. Cross-polarized image of the left cheek area. (E) Measurement of dermal density and ultrasonographic image of dermal density. (F) Effect for mechanical imprint (pressure) to skin and 3D image mechanical imprint (pressure) relief of the right cheek area.