TERMIUM Plus®

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IMAGE LUMINANCE [8 records]

Record 1 2022-05-31

English

Subject field(s)
  • Computer Display Technology
  • Computer Graphics
  • Photography
CONT

Temporal variation in the image luminance field is caused by several factors including camera motion, rigid object motion, nonrigid deformation, illumination and reflectance change, and sensor noise.

French

Domaine(s)
  • Techniques d'affichage (Ordinateurs)
  • Infographie
  • Photographie

Spanish

Save record 1

Record 2 2009-04-30

English

Subject field(s)
  • Optics
CONT

The HMD(helmet mounted display) comprises two CRT(cathode ray tube) image sources, each with an identical, independent, modular optics arrangement for each eye. Each arrangement comprises an aluminum or suitable plastic or composite material housing enclosing relay optics(not visible) common to both day and night luminance conditions.

French

Domaine(s)
  • Optique

Spanish

Campo(s) temático(s)
  • Óptica
Save record 2

Record 3 2003-10-20

English

Subject field(s)
  • Audio Technology
  • Video Technology
DEF

... a measure of how pure the video signal is (the monochrome or black-and-white portion of the picture).

OBS

Tapes with good luminance signal-to-noise ratios have sharper, clearer image. This property has even greater importance on multiple generation copies.

French

Domaine(s)
  • Électroacoustique
  • Vidéotechnique
DEF

Mesure de la pureté d'un signal vidéo s'effectuant par l'analyse de la partie monochrome ou noir et blanc d'une image.

Spanish

Save record 3

Record 4 1996-06-22

English

Subject field(s)
  • System Names
  • Optics
OBS

A luminance and image analysis system

French

Domaine(s)
  • Noms de systèmes
  • Optique
OBS

Nom propre IRC tour d'horizon 1988 (information obtenue le 89/10/04).

OBS

Système d'analyse de la luminance et des images

Spanish

Save record 4

Record 5 1990-05-17

English

Subject field(s)
  • Computer Graphics

French

Domaine(s)
  • Infographie

Spanish

Save record 5

Record 6 1989-09-18

English

Subject field(s)
  • Video Technology

French

Domaine(s)
  • Vidéotechnique

Spanish

Save record 6

Record 7 1986-01-03

English

Subject field(s)
  • Micrographics
DEF

the ratio of the screen luminance of the light portion to that of the dark portion of the image of the test object as displayed on the reader screen under specified conditions.

French

Domaine(s)
  • Micrographie
DEF

rapport de luminance de l'écran entre la portion claire et la portion sombre de l'image de la mire telle que produite sur l'écran de visionnement dans des conditions précises.

Spanish

Save record 7

Record 8 1985-12-16

English

Subject field(s)
  • Micrographics
DEF

the difference in luminance between portions of a scene, document or reflective image that have maximum luminance and those that have minimum luminance.

French

Domaine(s)
  • Micrographie
DEF

différence de luminance entre les parties d'une scène d'un document ou d'une image réfléchissante qui ont une luminance minimale et maximale.

Spanish

Save record 8

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