From: Suppression of vagal cardiac modulation by blue light in healthy subjects
Red | Green | Bluea | Blue 5 | Blue 2 | |
---|---|---|---|---|---|
Illuminance, lx | 39 | 71 | 10 | 5 | 2 |
Irradiance, W/m2 | 0.20 | 0.14 | 0.07 | 0.03 | 0.01 |
Chromaticity (x, y) | (0.63, 0.34) | (0.33, 0.62) | (0.14, 0.16) | (0.14, 0.16) | (0.14, 0.16) |
Photon flux density, μmol/(m2 s) | 1.05 | 0.64 | 0.26 | 0.13 | 0.05 |
Melanopsin-stimulating photon flux density, μmol/(m2 s)b | 0.00 | 0.10 | 0.20 | 0.10 | 0.04 |