| 释义 |
photogelatin process
pho·to·gel·a·tin process P0263500 (fō′tō-jĕl′ə-tĭn)n. See collotype.photogelatin process n (Printing, Lithography & Bookbinding) another name for photogelatine process Thesaurus| Noun | 1.photogelatin process - 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 colorscollotype, collotype printinghectograph, heliotype - duplicator consisting of a gelatin plate from which ink can be taken to make a copyplanographic printing, planography - the process of printing from a surface on which the printing areas are not raised but are ink-receptive (as opposed to ink repellent) |
photogelatin process
photogelatin process[¦fōd·ō′jel·ət·ən ‚prä·səs] (graphic arts) Photomechanical process for producing prints directly from a hardened colloid film; the sensitized film is exposed under a reversed negative, desensitized, and then soaked in glycerin and salt water so that the parts that have not been exposed to light undergo swelling; the swelled parts are ink-repellent and the unswelled parts ink-receptive, thereby forming a printing surface of the lithographic sort. Also known as collotype. photogelatin process
Synonyms for photogelatin processnoun a photomechanical printing process that uses a glass plate with a gelatin surface that carries the image to be reproducedSynonyms- collotype
- collotype printing
Related Words- hectograph
- heliotype
- planographic printing
- planography
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