Journal of Spectroscopy / 2018 / Article / Fig 10

Research Article

Characterization and Digital Restauration of XIV-XV Centuries Written Parchments by Means of Nondestructive Techniques: Three Case Studies

Figure 10

Photography (a) and UV fluorescence images taken at 470 nm (b), 500 nm (c), 532 nm (d), 600 nm (e), 680 nm (f), 700 nm (g), and 750 nm (h) of a detail of Parch. 38. (i, j) Image processing results by PCA: score image of PC1 (variance 99.41%) and score image of PC2 (variance 0.54%).
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