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illuminance
(redirected from illuminances)

    Also found in: Medical, Encyclopedia, Wikipedia 0.01 sec.
il·lu·mi·nance  (-lm-nns)
n.
See illumination.
illuminance [ɪˈluːmɪnəns]
n
(Physics / General Physics) the luminous flux incident on unit area of a surface. It is measured in lux. Symbol Ev Sometimes called illumination Compare irradiance
illuminance  (-lm-nns)
The luminous flux per unit area at any point on a surface exposed to incident light. It is measured in luxes. Also called illumination.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.illuminance - the luminous flux incident on a unit area
illumination
brightness level, luminance, luminosity, luminousness, brightness, light - the quality of being luminous; emitting or reflecting light; "its luminosity is measured relative to that of our sun"
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Measurement day and the outdoor diffuse and global horizontal illuminances and irradiances at each time step (five minutes).
Validation of skylight performance assessment software by Laouadi, A.; Arsenault, C. / ASHRAE Transactions
According to the guideline, "High-pressure sodium lamps allow accurate, but less confident color naming at high illuminances used for public spaces, but both accuracy and confidence decline at lower illuminances.
Shedding light on university security: universities must understand ... by Roberts, Marta / Security Management
The increase was only nominal, however, for sites with illuminances above three foot-candles.
Security with a light touch by Leslie, Russell P. / Security Management
 
 
 
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