TERMIUM Plus®

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

ZERO ORDER IMAGE [1 record]

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Record 1 2003-03-26

English

Subject field(s)
  • Optics
CONT

A transmission grating is a piece of transparent glass or plastic ruled with many finely spaced lines. A grating will break up light into a spectrum just like a prism only it will form many little spectra. Some light will go straight through the grating, this is the zero order image.

OBS

The spectrum formed beside the zero order image is the first order image, and the next is the second order image, etc.

French

Domaine(s)
  • Optique
CONT

En utilisant une fente large, cela permet d'identifier le champ (environ 10 % du flux incident est alors utilisé). Il est aussi possible d'exploiter l'image d'ordre zéro pour réaliser la calibration spectrale des spectres, ainsi que la calibration radiométrique.

Spanish

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

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