Difference between revisions of "Illuminance"
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== Description == | == Description == | ||
− | A measure of the intensity of light reaching a given surface. The International System of Units (SI) measures illuminance in [ | + | A measure of the intensity of light reaching a given surface. The International System of Units (SI) measures illuminance in [[lux]] units. One lux equals 1 lumen per square meter. A measurement unit for illuminance commonly used in English speaking countries is footcandle (1 lumen per square foot). |
== Synonyms and Related Terms == | == Synonyms and Related Terms == |
Latest revision as of 14:23, 16 January 2014
Description
A measure of the intensity of light reaching a given surface. The International System of Units (SI) measures illuminance in Lux units. One lux equals 1 lumen per square meter. A measurement unit for illuminance commonly used in English speaking countries is footcandle (1 lumen per square foot).
Synonyms and Related Terms
lux; Beleuchtungsstärke (Deut.)