TERMIUM Plus®

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

PROJECTOR APERTURE [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2017-06-30

English

Subject field(s)
  • Photoelectricity and Electron Optics
OBS

In optics, an aperture is a hole or an opening through which light travels. More specifically, the aperture and focal length of an optical system determine the cone angle of a bundle of rays that come to a focus in the image plane.

French

Domaine(s)
  • Photo-électricité et optique électronique
OBS

L'ouverture d'un objectif photographique est le réglage qui permet d'ajuster le diamètre d'ouverture du diaphragme.

Spanish

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