Table 5.
Irradiance, radiant exposure (product of irradiance and time (s)) and heat development (surface temperature and pulp chamber temperature) at different distances (on tooth with a flat dentin surface with a pulpal wall thickness of approximately 0.6 mm (T2)) with different light-curing units, Bluephase G2® high mode
| Distance (mm) | Irradiance (mW/mm2) | Time (s) | Radiant exposure (J/mm2) | Surface temperature (°C) | Pulp chamber temperature (°C) |
|---|---|---|---|---|---|
| 0 | 1437 ± 14 | 30 | 43.1 ± 0.4 | 46.9 ± 1.2 | 43.1 ± 0.9 |
| 20 | 28.7 ± 0.3 | 45.3 ± 1.2 | 41.4 ± 0.3 | ||
| 10 | 14.6 ± 0.1 | 42.5 ± 0.3 | 39.1 ± 0.2 | ||
| 2 | 1412 ± 16 | 30 | 42.4 ± 0.5 | 52.2 ± 0.6 | 42.7 ± 0.6 |
| 20 | 28.3 ± 0.3 | 49.1 ± 0.2 | 41.9 ± 0.3 | ||
| 10 | 14.1 ± 0.2 | 44.6 ± 0.8 | 39.1 ± 0.2 | ||
| 4 | 1513 ± 16 | 30 | 45.4 ± 0.5 | 48.7 ± 0.5 | 40.7 ± 0.8 |
| 20 | 30.3 ± 0.3 | 46.2 ± 1.1 | 39.3 ± 0.3 | ||
| 10 | 15.1 ± 0.2 | 42.8 ± 0.3 | 37.6 ± 0.1 |