Table 3.
Quantitative summary of normalized stray radiation air kerma values (SNorm)
| Device | Median air kerma (nGy) | Mean air kerma (nGy) | Max air kerma (nGy) |
| Median air kerma typically required for D-speed film (1.6 mGy air kerma at end of dental cone) | |||
| BIOX-IPX 0 | 28 | 83 | 264 |
| Nomad Pro2 | 54 | 126 | 416 |
| SAF-3000 | 56 | 135 | 421 |
| Xray2Go | 44 | 133 | 423 |
| Zen-PX2 | 154 | 203 | 510 |
| Mean | 67 | 136 | 407 |
| Median air kerma typically required for digital receptor (0.8 mGy air kerma at end of dental cone) | |||
| BIOX-IPX 0 | 14 | 41 | 132 |
| Nomad Pro2 | 27 | 63 | 208 |
| SAF-3000 | 28 | 67 | 211 |
| Xray2Go | 22 | 66 | 211 |
| Zen-PX2 | 77 | 101 | 255 |
| Mean | 34 | 68 | 203 |
Measured stray radiation air kerma values as normalized to the median air kerma values typically required to produce a diagnostically acceptable image on a digital receptor (0.8 mGy) and D-Speed film (1.6 mGy).