Illuminance in a Sentence
  • Add or change lights to provide more even illuminance.
  • For this study the lighting control was defined with a set point of 500 lux as the required illuminance for office use.
  • The average horizontal illuminance over the whole area on the unobstructed floor should not be less than 1 lux.
  • We also should be looking to challenge the concept of an average maintained illuminance across the working plane.
  • Both dawns had a maximum illuminance of 275 lux.
  • Can be used to determine the direct illuminance on a plane.
  • For example, they may insist on a higher illuminance.
  • In some cases T5 tubes are even cheaper because of their slightly lower illuminance.
  • Design service illuminance is derived from the standard service illuminance by taking account of the modifying factors contained in the flow chart.
  • Standby schemes may be to provide from 5% to 100% of the design service illuminance according to circumstances.
  • Measurements include directional luminous intensity, illuminance of lamps and meters, luminance of sources and meters and total luminous flux.
  • The larger OUT cell, also in a cosine corrected mount, is used to measure the illuminance from a whole overcast hemisphere.