TERMIUM Plus®

From: Translation Bureau

On social media

Consult the Government of Canada’s terminology data bank.

A.E.I. [1 record]

Record 1 2010-07-15

English

Subject field(s)
  • Aerial-Photography Prospecting
  • Photography
  • Mathematical Geography
DEF

The reciprocal of twice the exposure, expressed in meter candle seconds, at the point on the toe of the characteristic curve where the slope equals 0.6 gamma when recommended processing conditions are used.

OBS

exposure index: Number assigned to a photographic material. ... Used to determine the appropriate exposure under different lighting conditions when using correspondingly calibrated exposure meters or exposure tables.

OBS

aerial exposure index; AEI: term and abbreviation used at Natural Resources Canada - Earth Sciences Sector.

French

Domaine(s)
  • Prospection par photographie aérienne
  • Photographie
  • Géographie mathématique
DEF

Sensibilité d'une émulsion pour la photographie aérienne.

OBS

indice d'exposition: Indice exprimant le rapport de la durée de l'exposition et de l'ouverture du diaphragme.

OBS

indice d'exposition aérienne; IEA : terme et abréviation en usage à Ressources naturelles Canada - Secteur des sciences de la Terre.

Spanish

Save record 1

Copyright notice for the TERMIUM Plus® data bank

© Public Services and Procurement Canada, 2026
TERMIUM Plus®, the Government of Canada's terminology and linguistic data bank
A product of the Translation Bureau

Features

GCtranslate (available on the Government of Canada network only)

Use this artificial intelligence prototype to translate Government of Canada content up to and including Protected B. Available to employees of selected departments and agencies only.

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: