Thursday, March 20, 2008

LUMINANCE

Definition: Lightness. The highest of the individual RGB values plus the lowest of the individual RGB values, divided by two; a component of Hue-Saturation- Lightness image.

Definition: The lightness or brightness of an image. A concept and control in some software that changes or imports only the color lightness information within an image.

Definition: The light reflected or produced by a given area of a subject in a specific direction. Measurable by a reflected-light (luminance) meter. luminance meter See reflectedlight meter.

Definition: measurable amount of light which is emitted by or reflected from a source.

0 komentar:

Template by - Abdul Munir | Daya Earth Blogger Template