Category Archives: Allgemein

How black and white photo paper becomes colored

Warum verfärbt sich schwarzweiß Fotopapier?

Many participants asked me how the different colours appear in the photographs? An essential reason for the different colors of the pictures is the photo paper. Each photo paper has a different chemical structure and reacts differently to light. Hundreds of different photo papers are used for the pinhole cameras of the project. Some of […]