collotype technique
Sign in to saveAlso known as collotype
thumb|Early collotype postcard; 1882 in Nuremberg, signed by J. B. Obernetter thumb|Postcard of the "Alte Oper" in Frankfurt, about 1900.
Wikidata facts
- Instance of
- photographic process
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- Commons category
- Collotypes
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Encyclopedic overview
21 sectionsContents
- Invention
- Process
- Poitevin's collotype
- 1860s developments
- Later collotype
- Color collotype or chromocollotype
- Combination processes
- Mezzograph collotype
- Halftone collotype
- Characteristics
- Historical use
- Famous works
- Contemporary use
- Commercial
- Non-commercial or artistic
- Gallery
- Monochrome collotypes
- Monochrome collotypes with applied color
- Multicolored collotypes
- References
- External sources
thumb|Early collotype postcard; 1882 in Nuremberg, signed by J. B. Obernetter thumb|Postcard of the "Alte Oper" in Frankfurt, about 1900.
Collotype is a gelatin-based photographic printing process invented by Alphonse Poitevin in 1855 to print images in a wide variety of tones without the need for halftone screens. The majority of collotypes were produced between the 1870s and 1920s. It was the first form of photolithography.
Excerpted from Wikipedia’s “collotype technique” article, available under the CC BY-SA 4.0 licence.