Digitizing a porcelain card – in pursuit of a faithful reproduction
The KU Leuven University Archives requested a digital reproduction of a porcelain card. A porcelain card is a 19thcentury lithographic printing technique that uses either white lead or kaolin to produce prints with a very distinct shimmer (more information here). Because this shimmer is an essential aspect of the porcelain card, we somehow had to preserve some of the shine in our reproduction. Since common digitization techniques are obviously tailored to minimize the amount of reflection, this turned out to be quite a challenge.
Lees de volledige blog hier.