In the infra-red reflectography, the infra-red rays, radiations similar to the visible light, are distinguished by their longer wavelengths and therefore penetrate deeper into the material thus allowing to reveal elements subjacent to the visible surface.


In paintings, discovering of a pencil-sketch covered by a pictorial layer.

analyse tableau par réflectographie - painting analysis using reflectography analyse peinture - analyses peinture - analyse pigments - authentification tableau - analyse tableau -