contraste accentué

Désignations

Codes : pays ou zone où la désignation a cours (CH, FR, DE, EU = Union européenne, INT = usage international). Une désignation barrée est déconseillée.

Définitions

anglais

In transmission systems involving the transmission of images, such as facsimile or optical fiber systems, the contrast in a picture or document that is produced when it is required that elements with a luminance less than a specified value be transmitted as nominal black and that elements with a luminance greater than a specified value be transmitted as nominal white, while all values in between are transmitted at their respective level.