Hervé Sachy

This new citrate copperplate photogravure sensitizer has a number of undeniable advantages when used in copperplate photogravure, Hervé Sachy takes us through the process. Writer and photography / Hervé Sachy This is for experienced and advanced users only. The Fenton reaction for copperplate photogravure—Theorical principle of the use of Chiba System (a non toxic alternative to the dichromate processes). What is the Fenton reaction? The Fenton reaction is an oxidation … Read more

Hervé Sachy has been working with Copper photogravure etchings for over 40 years, but was, due to the ban of dichromate forced to find a new way to do etchings. This resulted in a chrome free copper photogravure process – better for both the artist and the environment. Writer and photography / Hervé Sachy Hervé Sachy, who has lived in the South of France for the last 40 years, learned … Read more