AUTOCHROME

GLASS BASE Before I start talking about 1st varnish I have to dedicate some words to support (glass) which serves as a base on which all the layers making up autochrome are coated. Many of you probably question what is there to talk about glass? When used for autochromes it serves not just as a support but it actually plays a role during exposure. Usually at lets say wet-plate or dry-plate photography plate is turned towards the lens in such a way that emulsion is directly pointing to the light source. With autochrome the plate is turned emulsion side facing away...

Why and how? For me it all started with this question back in 2017 when I applied my theme for bachelor’s degree. It didn’t know much about the autochrome before that besides that it was one of the first colour photography techniques. I started my research on the internet reading everything I could find about autochrome and I was in shock because there was almost nothing written on this the topic. My main source of informations at the time where blogs that I came across often by luck. They at least gave me an idea of what I got my self...