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illuminance |
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illuminance Quotient of the luminous flux, F, incident on an element of surface divided by the area, A, of that element of surface. Symbol: E. Thus E = F/A The units are in lux or footcandles. Syn. illumination. See inverse square law of illumination; photometer.How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| While, with both Natural Illuminance (1999) and Natural Slats (2000-2001), more direct explorations with modulation and composition brought new boundary opportunities. In both of these we consider the calculation of illuminance response to CIE illuminant D65, a tabulated distribution carrying no uncertainty, for a photometer whose spectral response is a close approximation to [V. can measure tristimulus colorimetrics, chromaticity, color difference, and both color temperature and illuminance of light sources. |
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