![]() ![]() Which photographers used the wet collodion process? The plates were bought ready-prepared and could be stored for several weeks or months before exposure and development. Gelatin dry plate After various improvements, the process went into general manufacture in 1878, rapidly replacing the wet collodion process. What process in 1878 replaced the collodion process? How long does old workhorse collodion last? The process involved adding a soluble iodide to a solution of collodion (cellulose nitrate) and coating a glass plate with the mixture. ![]() Wet-collodion process, also called collodion process, early photographic technique invented by Englishman Frederick Scott Archer in 1851. I recently finished a bottle of UVP-X that was 18 months old and still worked well! How is collodion made? It is also a very stable recipe, so you can expect it to remain usable for about a year if stored properly (cool, dark). The wet-plate collodion process involves a huge number of manual steps: cutting the glass or metal plate wiping egg-white along its edges coating it evenly with a syrupy substance called collodion making it light-sensitive by dunking it in silver nitrate for a few minutes loading the wet plate carefully into a “ … ![]()
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