Analysis of paint on Canvas
The old varnish is becoming transparent by looking in the infrared region allowing clear visualisation of the artwork. Due to the lower absorption of various pigments in this region, under-drawings become clearly distinguishable
Censored Image
In this censored document, multi-spectral imaging allowed the visualisation of the original drawing
Censored Text
Similarly, multi-spectral imaging allowed censored text to be revealed, in a non-destructive and non-invasive approach
