TERMIUM Plus®
The Government of Canada’s terminology and linguistic data bank.
EQUIVALENT FOCAL LENGTH [2 records]
Record 1 - internal organization data 2002-11-27
Record 1, English
Record 1, Subject field(s)
- Photography
- Photoelectricity and Electron Optics
- Mathematical Geography
Record 1, Main entry term, English
- equivalent focal length
1, record 1, English, equivalent%20focal%20length
correct, NATO, standardized
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
The distance measured along the optical axis of the lens from the rear nodal point to the plane of best average definition over the entire field used in a camera. 1, record 1, English, - equivalent%20focal%20length
Record number: 1, Textual support number: 1 OBS
equivalent focal length: term and definition standardized by NATO. 2, record 1, English, - equivalent%20focal%20length
Record 1, French
Record 1, Domaine(s)
- Photographie
- Photo-électricité et optique électronique
- Géographie mathématique
Record 1, Main entry term, French
- distance focale équivalente
1, record 1, French, distance%20focale%20%C3%A9quivalente
correct, feminine noun, NATO, standardized
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Distance, mesurée le long de l'axe optique, du point nodal image de l'objectif au plan où l'on obtient la meilleure définition pour l'ensemble du cliché. 1, record 1, French, - distance%20focale%20%C3%A9quivalente
Record number: 1, Textual support number: 1 OBS
distance focale équivalente : terme et définition normalisés par l'OTAN. 2, record 1, French, - distance%20focale%20%C3%A9quivalente
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Fotografía
- Fotoelectricidad y óptica electrónica
- Geografía matemática
Record 1, Main entry term, Spanish
- distancia focal equivalente
1, record 1, Spanish, distancia%20focal%20equivalente
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record number: 1, Textual support number: 1 DEF
Distancia medida sobre el eje óptico de las lentes desde el punto nodal de la parte de atrás hasta el plano de mejor enfoque del campo visual de la cámara. 1, record 1, Spanish, - distancia%20focal%20equivalente
Record 2 - internal organization data 1985-06-17
Record 2, English
Record 2, Subject field(s)
- Range Measurements (Telecommunications)
Record 2, Main entry term, English
- equivalent focal length
1, record 2, English, equivalent%20focal%20length
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, French
Record 2, Domaine(s)
- Mesures à distance (Télécommunications)
Record 2, Main entry term, French
- focale de la chambre métrique 1, record 2, French, focale%20de%20la%20chambre%20m%C3%A9trique
Record 2, Abbreviations, French
Record 2, Synonyms, French
- distance principale 1, record 2, French, distance%20principale
- équivalent de la longueur focale 1, record 2, French, %C3%A9quivalent%20de%20la%20longueur%20focale
Record 2, Textual support, French
Record 2, Spanish
Record 2, Textual support, Spanish
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