Definition of illuminance in English:
illuminance
noun ɪˈl(j)uːmɪnənsɪˈlumənəns
Physics The amount of luminous flux per unit area.
Example sentencesExamples
- 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.
- The preferred horizontal task illuminances supplied by the task-lighting luminaires varied from person to person, with an average of around 600 lux.
- Quantitative statistical information is also provided in the form of minimum, average, and maximum work-plane illuminance.
- It is one of the main advantages of task lighting that this wide range of illuminances is possible, and is immediately controlled by the person requiring the illuminance.
Definition of illuminance in US English:
illuminance
nounɪˈlumənənsiˈlo͞omənəns
Physics The amount of luminous flux per unit area.
Example sentencesExamples
- The preferred horizontal task illuminances supplied by the task-lighting luminaires varied from person to person, with an average of around 600 lux.
- It is one of the main advantages of task lighting that this wide range of illuminances is possible, and is immediately controlled by the person requiring the illuminance.
- 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.