Encyclopedia

spectral color

Also found in: Dictionary, Wikipedia.

spectral color

[′spek·trəl ′kəl·ər]
(optics)
A color corresponding to light of a pure frequency; the basic spectral colors are violet, blue-green, yellow, orange, and red.
A color that is represented by a point on the chromaticity diagram that lies on a straight line between some point on the spectral color (first definition) locus and the achromatic points; purple, for example, is not a spectral color.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

spectral color

In computer graphics, the color of a single wavelength of light, starting with violet at the low end and proceeding through indigo, blue, green, yellow and orange and ending with red.
Copyright © 1981-2025 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.
Mentioned in
References in periodicals archive
The main goal of this framework is to extract the literal portion of face from an original image based on the spectral color clustering method.
Saturation refers to the purity of the color (spectral colors are 100% saturated), and brightness means how dark or light the color is.
The color measurement of clam samples trials was carried out with the spectral color meter Spectro-pen (Dr.
In the quest for an optimal spectral color reproduction, an impressive number of ICSs have been proposed in the literature, and ICSs are classified into two types of categories.
The new light is claimed to be twice as effective as fluorescent bulbs and its spectral colors match those of the sun, according to a BBC News report.
These deep grooves produce spectral colors focusing at different points in space.
The amounts of the red, green, and blue lights required to match each of the spectral colors are called tristimulus values.
Supplies specialty pigments such as aluminum and black iron types, as well as "Geometric" particles that produce different spectral colors when viewed at various angles.
Other clients appreciate the addition of spectral colors obtained through holographic diffraction'.
Dispersion of sunlight passing through the crystals can make parhelia colorful, but no spectral colors appear in the parhelic circle nor in the other, rarer spots of intensified glow on it.
Newton showed further that the spectral colors could regenerate the white light on passage through another prism.
will introduce Geometric Pigments, which are holographically embossed, vacuum metallized, die-cut particles that produce different spectral colors when viewed at different angles in clear polymers.
Copyright © 2003-2025 Farlex, Inc Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.