TERMIUM Plus®

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MONOCOMPARATEUR [1 record]

Record 1 2007-01-31

English

Subject field(s)
  • Scientific Instruments
  • Range Measurements (Telecommunications)
  • Photography
DEF

A precision instrument, consisting of a measuring system, a viewing system, and a readout system designed for the measurement of image coordinates on a single photograph.

CONT

... monocomparators have a single photograph carrier with only x-y motions.

French

Domaine(s)
  • Instruments scientifiques
  • Mesures à distance (Télécommunications)
  • Photographie
DEF

Instrument de [mesure] de haute précision, qui permet de déterminer, au moyen de systèmes opto-mécaniques, les coordonnées, généralement rectangulaires, d'un point d'une surface plane.

CONT

En pratique, les coordonnées image de cibles, ou d'autres points identifiés sur l'objet (taches, aspect granuleux, etc.), sont mesurées sur chaque cliché. Un monocomparateur permet d'obtenir des points 3D calculés par compensation de faisceaux, de la même façon que des visées d'intersection de théodolites compensées par moindres carrés.

Spanish

Campo(s) temático(s)
  • Instrumentos científicos
  • Medidas de distancia (Telecomunicaciones)
  • Fotografía
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