From: The melanocyte photosensory system in the human skin
UV
K
30s
60s
90s
120s
3.3 eV
6.58 × 10-7 J
13.6 × 10-7 J
19.74 × 10-7 J
26.32 × 10-7 J
IR
3.29 × 10-7 J
6.8 × 10-7 J
9.87 × 10-7 J
13.16 × 10-7 J
1.7 eV