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COLLODION PLATE [1 record]

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Alphabetical list of terms

Record 1 2004-01-13

English

Subject field(s)
  • Photography
DEF

A glass support coated with collodion that was used in some early photographic processes.

OBS

ambrotype 1855-1860s): A wet collodion plate process in which the emulsion is coated on a glass plate. The negative image produced is visible as a positive image when the glass was backed with a dark material (paper, paint, cloth).

French

Domaine(s)
  • Photographie
DEF

Support de verre enduit de collodion que l'on employait dans les procédés de photographie anciens.

CONT

La plaque au collodion perd sa sensibilité en séchant et devient totalement impossible à développer. Pour lui conserver une certaine sensibilité et donc pouvoir l'utiliser à l'état sèche, la plaque doit subir un traitement au tanin.

Spanish

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