Table 1 Characteristics of each light condition
From: Effects of blue pulsed light on human physiological functions and subjective evaluation
Condition | F0 | F10 | P10 | F100 | ||||
|---|---|---|---|---|---|---|---|---|
Light-emitting diode | White | Blue | White | Blue + White | Blue | White | Blue + White | Blue |
Steady/pulsed* | Steady | Steady | Steady | Steady | Pulsed | Steady | ||
Duty ratio (%) | - | - | - | - | 10 | 90 | - | - |
Peak wavelength (nm) | - | 471 | - | - | 467 | - | - | 467 |
Full-width at half-maximum (nm) | - | 24 | - | - | 23 | - | - | 23 |
Photopic illuminance (l×) | 37.2 | 1.27 | 33.2 | 34.5 | 8.52 | 37.1 | 34.3 | 8.92 |
Scotopic illuminance (l×) | 46.9 | 16.8 | 42.0 | 58.8 | 125 | 46.3 | 54.2 | 130 |
Irradiance (μW/cm 2 ) | 11.6 | 1.4 | 10.4 | 11.8 | 11.2 | 11.6 | 11.6 | 11.6 |
Photon density (log photons/cm 2 /s) | 13.5 | 12.5 | 13.5 | 13.5 | 13.4 | 13.5 | 13.5 | 13.4 |