photogelatin process
Noun: A photomechanical printing method that employs a glass plate coated with a gelatin layer. This gelatin surface bears the image to be printed. The process is capable of producing prints in one or multiple colors.
This term refers specifically to a historical printing technique. It is used in technical discussions about printing history, graphic arts, and photographic reproduction methods. * The intricate illustration was reproduced using the photogelatin process. * Before modern offset printing, the photogelatin process was valued for its ability to render fine detail.
The photogelatin process is a specific type of collotype printing. It is often discussed in the context of early photographic reproduction and fine art printing due to its high fidelity and tonal range. * The museum's archive contains several posters made by the photogelatin process, noted for their continuous-tone quality.
- Collotype (n): A broader term for a photomechanical printing process using a gelatin-coated plate; the photogelatin process is a type of collotype.
- Photomechanical (adj): Relating to or involving processes that use photography to produce printing plates.
- Collotype printing
- Gelatin process (in a printing context)
This term has a single, specific technical meaning related to printing and photographic reproduction. It does not have common alternative definitions in general usage.
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a photomechanical printing process that uses a glass plate with a gelatin surface that carries the image to be reproduced; can be used with one or more colors
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