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Lucky Film (China) Manufacture of B&W & Color films. Ceased photographic film production in 2012 (Color) 2018 (B&W). Efke (Yugoslavia/Croatia) Manufacture of B&W films (the old ADOX formulas) and IR film. Closed 2012. ERA (China) Manufacture of B&W film. 80% holding acquired by Kodak China in 1998. Closed 2008. [11] Faber (Germany) chemistry
A darkroom is used to process photographic film, make prints and carry out other associated tasks. It is a room that can be made completely dark to allow the processing of light -sensitive photographic materials, including film and photographic paper .
Fixation is commonly achieved by treating the film or paper with a solution of thiosulfate salt. Popular salts are sodium thiosulfate—commonly called hypo—and ammonium thiosulfate—commonly used in modern rapid fixer formulae. [1]
Special equipment was needed to process Kodachrome. Since 2010, there has been no commercial entity that processes Kodachrome anywhere in the world. In colour print development the Ilfochrome, or Cibachrome, process uses a print material with the dye-stuffs present and which are bleached out in appropriate places during developing. The ...
Agfacolor. Ap-41 process (pre-1978 Agfa color slides; 1978-1983 was a transition period when Agfa slowly changed their color slide films from AP-41 to E6); Anthotype; Autochrome Lumière, 1903
Electronic Timer-Analyzer. A photo-lab timer, photo interval timer, or darkroom timer is a timer used in photography for timing the process of projecting negatives to photosensitive paper with an enlarger, making photographic prints of them at any scale.
Stop bath accounts for the vinegar-like odor of the darkroom. In its concentrated form it can cause chemical burns , but is harmless when diluted to a working solution. Stop bath becomes exhausted when carried over developer causes the solution to become alkaline.
The compound may be more stable than metallic silver and may also have a different color or tone. Different toning processes give different colors to the final print. In some cases, the printer may choose to tone some parts of a print more than others. [1] Toner also can increase the range of shades visible in a print without reducing the contrast.