Table 2.
Temperature variations at the surface and in the pulp chamber at different radiant exposure (product of irradiance and time (s)). Distance from the surface (top of the cusp from tooth with class I cavity (T1)) light-curing unit tip 0 mm. The table shows the results for T1
| Light-curing unit (irradiance—mW/cm2) | Radiant exposure (J/cm2) | Surface temperature (°C) | Pulp chamber temperature (°C) | Time (s) |
|---|---|---|---|---|
| Bluephase style plugged (1184 ± 12) | 35.9 ± 0.4 | 49.3 ± 0.4 | 37.6 ± 0.1 | 30 |
| 23.9 ± 0.3 | 45.6 ± 0.1 | 37.2 ± 0 | 20 | |
| 12 ± 0.2 | 41.2 ± 0.2 | 36.9 ± 0 | 10 | |
| Bluephase G2 high mode (1471 ± 65) | 44.1 ± 1.9 | 53.1 ± 0.3 | 37.9 ± 0.1 | 30 |
| 29.4 ± 1.3 | 48.2 ± 0.4 | 37.4 ± 0.1 | 20 | |
| 14.6 ± 0.8 | 43.7 ± 0.3 | 37.1 ± 0 | 10 | |
| Bluephase G2 low mode (767 ± 46) | 23.0 ± 1.4 | 45.7 ± 0.2 | 37.3 ± 0 | 30 |
| 15.3 ± 0.9 | 42.8 ± 0.6 | 37.1 ± 0.1 | 20 | |
| 7.7 ± 0.5 | 39.6 ± 0.3 | 36.9 ± 0 | 10 | |
| Bluephase style battery (1268 ± 21) | 38.1 ± 0.6 | 49.5 ± 0.3 | 37.6 ± 0.1 | 30 |
| 25.4 ± 0.4 | 46.3 ± 0.3 | 37.3 ± 0 | 20 | |
| 12.7 ± 0.2 | 43.1 ± 0.4 | 37.1 ± 0 | 10 |