TERMIUM Plus®

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

GROUND NADIR [2 records]

Record 1 2011-05-05

English

Subject field(s)
  • Remote Sensing
  • Mathematical Geography
DEF

The point on the ground vertically beneath the perspective center of the camera lens.

French

Domaine(s)
  • Télédétection
  • Géographie mathématique
DEF

En photogrammétrie aérienne, point d'intersection avec le terrain de la verticale passant par le point de vue dans l'espace objet.

Spanish

Campo(s) temático(s)
  • Teledetección
  • Geografía matemática
DEF

En teledetección, punto del suelo que está en la vertical bajo el centro de perspectiva del objetivo de la cámara.

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Record 2 2002-02-25

English

Subject field(s)
  • Photography
DEF

The point on the ground vertically beneath the perspective centre of the camera lens. On a true vertical photograph this coincides with the principal point.

OBS

ground nadir: term and definition standardized by NATO.

French

Domaine(s)
  • Photographie
DEF

Point au sol à la verticale du centre de perspective de l'objectif photographique. Sur une photographie rigoureusement verticale, il se confond avec le point principal.

OBS

nadir au sol : terme et définition normalisés par l'OTAN.

Spanish

Campo(s) temático(s)
  • Fotografía
DEF

Punto sobre la superficie terrestre donde corta a ésta la vertical que pasa por el centro de perspectiva del objetivo fotográfico de la cámara. En una fotografía verdaderamente vertical coincide con el punto principal.

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