TERMIUM Plus®

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RESTRAINER [1 record]

Record 1 2016-03-07

English

Subject field(s)
  • Photography
DEF

Chemical added to inhibit the fog formation in certain developers where the developer acts both on the exposed and unexposed silver salts in the emulsion.

DEF

Chemical (typically potassium bromide) added to strongly alkaline developers to inhibit fog formation with some reduction in rate of development and emulsion speed.

French

Domaine(s)
  • Photographie
CONT

On ajoute aux constituants d'un bain de développement une substance retardatrice (soit du bromure de potassium, soit un anti-voile [...]) qui a pour but de retarder la montée du voile chimique de développement

OBS

Le bromure de potassium est le principal agent retardateur utilisé de nos jours. Son action s'exerce dans le but de minimiser les voiles et les effets de surexposition.

Spanish

Campo(s) temático(s)
  • Fotografía
DEF

[...] sustancia (generalmente bromuro de potasio, sodio o amonio) que se agrega a un revelador y [que permite] un revelado completo y [preserva] la pureza de los blancos al retardar la aparición de los fenómenos que engendran la formación de un velo gris en los mismos.

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