TERMIUM Plus®

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

DIFFRACTIVE BIFOCAL CONTACT LENS [1 record]

Record 1 2023-05-16

English

Subject field(s)
  • Orthoses
  • Prostheses
  • The Eye
DEF

A simultaneous image bifocal contact lens which utilizes diffraction as well as refraction to focus retinal images of distant and near objects.

OBS

Glasses and contact lenses are considered to be either visual orthotic devices or visual prosthetic devices.

OBS

diffractive bifocal contact lens: term and definition standardized by the International Organization for Standardization (ISO).

French

Domaine(s)
  • Orthèses
  • Prothèses
  • Oeil
DEF

Lentille de contact bifocale à image simultanée qui utilise aussi bien la diffraction que la réfraction pour régler la distance des images rétinales des objets éloignés ou proches.

OBS

Les lunettes et les lentilles de contact sont considérées comme étant soit des orthèses visuelles, soit des prothèses visuelles.

OBS

lentille de contact bifocale diffractive : terme et définition normalisés par l'Organisation internationale de normalisation (ISO).

Spanish

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