Journal of Spectroscopy / 2018 / Article / Fig 8

Research Article

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

Figure 8

Photography (a, d) and UV fluorescence images taken at 420 nm (b, e) and 680 nm (c, f) of two details of Parch. 37. (g, h) Image processing results by PCA: score image of PC1 (variance 99.26%) and score image of PC2 (variance 0.57%).
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)

We are committed to sharing findings related to COVID-19 as quickly as possible. We will be providing unlimited waivers of publication charges for accepted research articles as well as case reports and case series related to COVID-19. Review articles are excluded from this waiver policy. Sign up here as a reviewer to help fast-track new submissions.