Definition of illuminance in English:

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illuminance

Pronunciation: /ɪˈl(j)uːmɪnəns/

noun

Physics
The amount of luminous flux per unit area.
Example sentences
  • Quantitative statistical information is also provided in the form of minimum, average, and maximum work-plane illuminance.
  • The table overleaf gives average illuminances and minimum measured illuminances for different types of work.
  • The vertical illuminances on the small targets were measured for each session and are shown in Figure II - 7.

For editors and proofreaders

Line breaks: il¦lu¦min|ance

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