Table 5.
Midday (12:00–14:00) total UVR doses [J/m2] estimated at different skin zones protected by middle-sized or large-sized sunglasses taking three different head positions “looking up”, “looking straight ahead” and “looking down” into account
| Simulation | Periorbital skin zones | Ocular skin zones | Facial skin zones | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Head position | Exposure conditiona | Lateral | Lower | Tear duct | Upper | Cornea | White lateral | White medial | Cheeks | Nose | |
| Head with middle-sized sunglasses | |||||||||||
| Midday UVR doses [J/m2] | Looking up | 1 | 76.8 | 20.2 | 10.1 | 19.0 | 6.6 | 78.9 | 8.5 | 401.1 | 562.0 |
| 2 | 20.1 | 8.2 | 4.1 | 6.5 | 2.7 | 6.1 | 14.4 | 100.8 | 108.1 | ||
| 3 | 35.1 | 18.4 | 4.3 | 8.1 | 2.8 | 16.1 | 25.1 | 107.1 | 96.7 | ||
| Looking straight ahead | 1 | 105.7 | 48.2 | 19.7 | 69.6 | 55.5 | 133.8 | 10.5 | 238.1 | 404.6 | |
| 2 | 20.1 | 8.2 | 4.3 | 6.7 | 2.7 | 6.1 | 14.5 | 100.9 | 108.3 | ||
| 3 | 35.7 | 18.1 | 4.3 | 9.8 | 4.2 | 9.1 | 19.9 | 100.1 | 93.5 | ||
| Looking down | 1 | 44.6 | 18.7 | 6.4 | 16.5 | 8.0 | 23.6 | 12.1 | 154.4 | 177.4 | |
| 2 | 17.5 | 7.2 | 2.5 | 8.7 | 3.3 | 4.8 | 9.2 | 51.2 | 51.8 | ||
| 3 | 35.7 | 17.5 | 4.3 | 8.1 | 3.5 | 2.8 | 20.5 | 107.1 | 96.7 | ||
| Head with large-sized sunglasses | |||||||||||
| Looking up | 1 | 0 | 0.7 | 0 | 0 | 0 | 0 | 1.2 | 101.8 | 605.2 | |
| 2 | 0 | 0.2 | 0 | 0 | 0 | 0 | 0.5 | 22.5 | 91.6 | ||
| 3 | 0 | 1.1 | 0 | 0 | 0 | 0.3 | 0.5 | 26.3 | 98.1 | ||
| Looking straight ahead | 1 | 0 | 93.9 | 0 | 0 | 0 | 77.3 | 102.7 | 129.2 | 505.6 | |
| 2 | 0 | 36.1 | 0 | 0 | 0 | 33.2 | 44.1 | 50.1 | 100.8 | ||
| 3 | 0 | 51.1 | 0 | 0 | 0 | 52.5 | 39.5 | 59.1 | 124.8 | ||
| Looking down | 1 | 0 | 0.5 | 0 | 0 | 0 | 0.3 | 0 | 28.7 | 122.2 | |
| 2 | 0 | 0.2 | 0 | 0 | 0 | 0.1 | 0 | 11.5 | 35.5 | ||
| 3 | 0 | 1.1 | 0 | 0 | 0 | 0 | 0.4 | 22.5 | 84.3 | ||
| Head without sunglasses | |||||||||||
| Looking up | 1 | 568.8 | 650.8 | 762.6 | 650.7 | 908.1 | 557.1 | 765.2 | 766.5 | 811.7 | |
| 2 | 124.3 | 135.3 | 128.2 | 125.5 | 156.8 | 137.7 | 126.0 | 155.8 | 159.1 | ||
| 3 | 142.1 | 145.3 | 124.2 | 137.2 | 150.1 | 135.1 | 143.5 | 148.5 | 139.1 | ||
| Looking straight ahead | 1 | 250.3 | 242.2 | 201.6 | 227.1 | 271.9 | 286.5 | 168.2 | 495.5 | 612.8 | |
| 2 | 77.1 | 80.3 | 78.3 | 71.5 | 97.1 | 84.4 | 69.4 | 115.5 | 121.1 | ||
| 3 | 128.8 | 130.1 | 115.3 | 125.4 | 104.1 | 135.1 | 116.2 | 142.3 | 132.6 | ||
| Looking down | 1 | 102.1 | 91.5 | 78.5 | 75.1 | 101.1 | 102.7 | 60.4 | 222.8 | 269.4 | |
| 2 | 40.3 | 36.2 | 30.2 | 28.1 | 40.5 | 40.8 | 23.3 | 77.1 | 79.5 | ||
| 3 | 112.2 | 111.3 | 98.5 | 107.5 | 121.4 | 117.1 | 97.3 | 130.7 | 124.3 | ||
aSee Table 1 for the specific exposure conditions