CS

CLA

Corneal Illuminance (lux)
2670 K

Corneal Illuminance (lux)
6520 K

0.050

35

50

26

0.10

72

101

51

0.15

110

156

79

Table 3: Levels of Circadian Stimulus (CS) and Circadian Light (CLA) associated with one-hour exposures from two white light sources (2670 K and 6520 K) for different levels of corneal (photopic) illuminance (lux).