TERMIUM Plus®

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

PINCEAU ETROIT [1 record]

Record 1 2016-03-08

English

Subject field(s)
  • Photoelectricity and Electron Optics
  • Radioelectricity
  • Telecommunications Facilities
  • Air Defence
DEF

A beam in which the energy is confined to a narrow cone.

OBS

used for many revolving navigational lights and radar beams.

French

Domaine(s)
  • Photo-électricité et optique électronique
  • Radioélectricité
  • Installations de télécommunications
  • Défense aérienne
CONT

La forme de faisceau obtenu dépend de la façon dont la source primaire «illumine» le réflecteur et des dimensions de celui-ci. Plus le miroir est grand, plus le faisceau est fin (faisceau crayon).

OBS

faisceau étroit; faisceau ponctuel : termes uniformisés par le Comité d'uniformisation de la terminologie spatiale (CUTS).

Key term(s)
  • étroit pinceau

Spanish

Campo(s) temático(s)
  • Fotoelectricidad y óptica electrónica
  • Radioelectricidad
  • Instalaciones de telecomunicaciones
  • Defensa aérea
DEF

Haz estrecho con sección aproximadamente circular.

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