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Effective blue-light radiance values determined for average intensity values of different imaging modalities.
| Average intensity (Iavg)/greyscale | Value | Range | Effective blue-light radiance (W/cm2sr) |
|---|---|---|---|
| Chest radiograph | 56 | 106 | 0.022 × 10−6 |
| CT brain | 38 | 33 | 0.019 × 10−6 |
| MRI brain | 32 | 15 | 0.016 × 10−6 |
