TERMIUM Plus®

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

APOCHROMATIC [5 records]

Record 1 2023-09-21

English

Subject field(s)
  • Optical Instruments
  • Facilities and Instruments (Astronomy)
CONT

Apochromatic (APO) refractors use special lenses that offer the best chromatic aberration correction and the highest contrast. Apochromatic refractors are great telescopes for deep-sky astrophotography, but can be used with great performances to observe planets, [the] Moon, [the] Sun (with the proper Sun filter) and double stars.

French

Domaine(s)
  • Instruments d'optique
  • Installations et instruments (Astronomie)
DEF

Lunette astronomique qui contient un assemblage de plusieurs lentilles à faible dispersion pour corriger l'aberration chromatique et offrir le meilleur contraste.

Key term(s)
  • lunette apo-chromatique
  • réfracteur apo-chromatique
  • lunette astronomique apo-chromatique

Spanish

Save record 1

Record 2 2012-05-02

English

Subject field(s)
  • Optical Instruments
DEF

One corrected for chromatic and spherical aberration.

French

Domaine(s)
  • Instruments d'optique
DEF

Lentille dont les aberrations sphérique et chromatique sont corrigées.

Spanish

Save record 2

Record 3 2003-09-08

English

Subject field(s)
  • Optics
  • Photography
DEF

Free from chromatic and spherical aberration, used of a lens in which rays of three or more colors are brought to the same focus

French

Domaine(s)
  • Optique
  • Photographie
DEF

Se dit d'un objectif dont la correction chromatique est réalisée pour trois couleurs au lieu de deux.

Spanish

Campo(s) temático(s)
  • Óptica
  • Fotografía
DEF

Dícese del objeto parcial o totalmente corregido de sus aberraciones cromáticas.

Save record 3

Record 4 1987-09-11

English

Subject field(s)
  • Optical Instruments

French

Domaine(s)
  • Instruments d'optique

Spanish

Save record 4

Record 5 1986-07-17

English

Subject field(s)
  • Optical Instruments
DEF

a fully corrected lens used for process work when full color correction is necessary.

French

Domaine(s)
  • Instruments d'optique
DEF

objectif de haute précision qui corrige les aberrations chromatiques, pour toutes les radiations du spectre, et qui s'emploie surtout dans les techniques de reproduction.

Spanish

Save record 5

Copyright notice for the TERMIUM Plus® data bank

© Public Services and Procurement Canada, 2024
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau

Features

Language Portal of Canada

Access a collection of Canadian resources on all aspects of English and French, including quizzes.

Writing tools

The Language Portal’s writing tools have a new look! Easy to consult, they give you access to a wealth of information that will help you write better in English and French.

Glossaries and vocabularies

Access Translation Bureau glossaries and vocabularies.

Date Modified: