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MATERIAU PHOTOCHROMIQUE [1 record]

Record 1 1991-05-02

English

Subject field(s)
  • Optics
  • Chemistry
  • Computer Graphics
CONT

photochromic materials, which are light sensitive organic dyes, change color upon exposure to near-ultraviolet light. The process reverses itself when the dyes are exposed to heat or certain other wavelengths of light.

French

Domaine(s)
  • Optique
  • Chimie
  • Infographie
CONT

Les verres photochromiques comprennent, d'une part, les véritables verres photochromiques, dans lesquels des substances minérales photochromiques sont incorporées dans la masse vitreuse elle-même, et, d'autre part, les matériaux, qui sont constitués de deux feuilles de verre transparent entre lesquelles est inséré un film contenant des matières organiques photochromiques.

OBS

photochromique : Se dit d'un matériau dont la transmission optique varie sous l'action des rayonnements lumineux et, en particulier, du rayonnement solaire.

Spanish

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