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illuminant
(redirected from illuminants)

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il·lu·mi·nant  (-lm-nnt)
n.
Something that gives off light.

[Latin illminns, illminant-, present participle of illminre, to illuminate; see illuminate.]

illuminant [ɪˈluːmɪnənt]
n
something that provides or gives off light
adj
giving off light; illuminating
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.illuminant - something that can serve as a source of light
fuel - a substance that can be consumed to produce energy; "more fuel is needed during the winter months"; "they developed alternative fuels for aircraft"


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This program's matching optimizer reportedly lets users customize formulations based on a variety of criteria including color differences for up to five illuminants, metamerism indices, curve fit, contrast ratio, and cost.
The illuminants used in testing were of intensity 1,000-1,200 lux with spectral distribution specified as "daylight illumination.
Simulations demonstrate that such a source would be able to approximate the spectral distributions of standard illuminants over the visible range--from 380 nm to 780 nm--with errors on the order of 2 % in luminance and 0.
 
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