Natural ultramarine was and it’s still today a very expensive pigment. The synthetic version of this pigment is called French Ultramarine and was developed in the nineteenth century. It almost replaced the super expensive natural ultramarine in the artists’ palette . This post regards only the natural pigment. I started this little experiments since I
Polarized light capability can be added to one of those affordable USB microscopes which are becoming so widely use for art examination. I posted already on the usefulness of those hand held microscopes, such as for documentation of pigments size and mixtures, craquelure features, textiles, observation of the preparation/ground through the cracks. I introduced the concept of Polarized
The KODE museum in Bergen (Norway) has an astonishing collection of Edvard Munch paintings. It is the third Munch’s largest collection in the world and boasts Munch’s main works. Though, I enjoy their collection especially for their Munch’s early paintings. Read more about Edvard Munch and his works on Artsy. For this museum I did
Last year I did the multispectral imaging documentation of 52 J.C Dahl paintings at the KODE museum in Bergen, Norway. Dahl was a romantic Norwegian painter, recognized as the father of Norwegian landscape painting. As usual, I post here my research on published technical art examination material on this artist, which is actually really
You can enjoy this post about two little science experiments with the IR digital camera and the InGaAs camera we use for art examination. These experiments have nothing to do with art documentation but, I know, some of you are scientists and would enjoy them. Blackbody Radiation and Thermal Infrared A thermal camera is actually