TERMIUM Plus®
From: Translation Bureau
On social media
Consult the Government of Canada’s terminology data bank.
THRESHOLD LUMINOUS FLUX [1 record]
Record 1 - internal organization data 2011-05-27
Record 1, English
Record 1, Subject field(s)
- Telecommunications Transmission
- Vacuum Tubes (Electronics)
- Electrical Circuits and Circuit Breakers
- Photoelectricity and Electron Optics
Record 1, Main entry term, English
- sensitivity
1, record 1, English, sensitivity
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- threshold luminous flux 1, record 1, English, threshold%20luminous%20flux
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
In camera tube, the input luminous flux necessary to obtain a stated signal-to-noise ratio in the output. 2, record 1, English, - sensitivity
Record number: 1, Textual support number: 2 DEF
The least input wich produces a satisfactory output. 3, record 1, English, - sensitivity
Record 1, Key term(s)
- detector sensitivity
- open-circuit voltage response
- detection threshold
Record 1, French
Record 1, Domaine(s)
- Transmission (Télécommunications)
- Tubes et lampes (Électronique)
- Circuits électriques et coupe-circuits
- Photo-électricité et optique électronique
Record 1, Main entry term, French
- sensibilité
1, record 1, French, sensibilit%C3%A9
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- seuil du flux lumineux 1, record 1, French, seuil%20du%20flux%20lumineux
correct, masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Dans un tube analyseur, flux lumineux incident nécessaire pour obtenir, à la sortie, un rapport signal à bruit donné. 1, record 1, French, - sensibilit%C3%A9
Record 1, Key term(s)
- seuil de détection
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Transmisión (Telecomunicaciones)
- Tubos de vacío (Electrónica)
- Circuitos eléctricos e interruptores automáticos
- Fotoelectricidad y óptica electrónica
Record 1, Main entry term, Spanish
- sensibilidad
1, record 1, Spanish, sensibilidad
correct, feminine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
- umbral de flujo luminoso 1, record 1, Spanish, umbral%20de%20flujo%20luminoso
correct, masculine noun
Record 1, Textual support, Spanish
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:


