TERMIUM Plus®

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HARD CONTACT LENS [2 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2023-05-16

English

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

A rigid contact lens that contains one or more components in the contact lens polymer in sufficient concentration to permit oxygen transmission through the contact lens.

OBS

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

OBS

rigid gas-permeable contact lens; RGP contact lens: terms and definition standardized by the International Organization for Standardization (ISO).

French

Domaine(s)
  • Orthèses
  • Prothèses
  • Oeil
DEF

Lentille de contact rigide contenant un ou plusieurs composants en concentration suffisante dans le polymère constitutif de la lentille pour permettre la transmission de l'oxygène au travers de la lentille de contact.

OBS

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

OBS

lentille de contact rigide perméable aux gaz; lentille de contact RGP : termes et définition normalisés par l'Organisation internationale de normalisation (ISO).

Key term(s)
  • lentille de contact rigide perméable au gaz
  • lentille de contact dure perméable au gaz

Spanish

Save record 1

Record 2 1994-01-20

English

Subject field(s)
  • Visual Disorders
  • Optical Glass
DEF

Contact lens which, in its final form and under normal condition, retains its form without support.

OBS

Its plastic is composed of a material called Methyl Methacrylate commercially known as lucite or plexiglass. They are ground to specification on a lathe. A plastic button is cut off from a long plastic rod and a back curvature is scooped out according to the measurements that the fitter has taken of the cornea. The curvature of the cornea and the curvature of the lens must correspond exactly.

French

Domaine(s)
  • Troubles de la vision
  • Verres d'optique
DEF

Lentille de contact qui, dans sa forme finale et dans des conditions normales, conserve sa forme sans support.

OBS

«lentille classique» : Il faut distinguer: la lentille dure, ou classique. Matériau utilisé pour la lentille classique, celui dont on fait les cockpits, dans une qualité chimiquement pure (métacrylate de Méthyle); cette lentille a permis d'équiper des milliers de patients.

Spanish

Save record 2

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