TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

CROWN GLASS [3 records]

Record 1 1998-05-21

English

Subject field(s)
  • Optics
  • Orthoses

French

Domaine(s)
  • Optique
  • Orthèses
DEF

En optique oculaire, verre ayant une constringence de 59 et un indice de réfraction égal à 1.525.

OBS

Source MVISI-F : Le nouveau dictionnaire de la vision par Michel Millodot, Médiacom Vision Éditeur, 1997.

Spanish

Save record 1

Record 2 1998-05-21

English

Subject field(s)
  • Optical Glass
OBS

[chromatic aberration could be reduced by combining a positive lens of a crown glass (low refractive index and low dispersion) with a negative lens of a flint glass]

French

Domaine(s)
  • Verres d'optique
DEF

En optique scientifique, verre de faible indice de réfraction et de constringence élevée.

OBS

Source MVISI-F : Le nouveau dictionnaire de la vision par Michel Millodot, Médiacom Vision Éditeur, 1997.

Spanish

Save record 2

Record 3 1986-07-15

English

Subject field(s)
  • Types of Glass
  • Ornamental Glassware
DEF

Flat pane glass made by the process of blowing a bubble of glass, transferring it from the blow-pipe to a rod, cutting it open, then rapidly rotating it, with repeated reheatings, until, by centrifugal force, it was spread into a large flat disk, up to 4 ft in diameter.

French

Domaine(s)
  • Sortes de verre
  • Verrerie d'art
DEF

Verre à vitre circulaire, obtenu par l'ouverture et le déploiement d'une sphère soufflée.

Spanish

Save record 3

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