Open Access
Table 2
Relative percentage difference (ΔRD) between mean values of the mobile's results and the reference value for the three illuminance levels at each sensor-light source distance.
| Code | Distance Sensor-Source | Distance Sensor-Source | Distance Sensor-Source | |||
|---|---|---|---|---|---|---|
| 640 mm | 495 mm | 353 mm | ||||
| DREF | 294.84 lx | 475.58 lx | 880.39 lx | |||
| ΔRD | ΔRD | ΔRD | ΔRD | ΔRD | ΔRD | |
| With Diffuser | Without Diffuser | With Diffuser | Without Diffuser | With Diffuser | Without Diffuser | |
| DA1 | 5 % | 59 % | 0 % | 57 % | 3 % | 50 % |
| DA2 | 54 % | – | 44 % | |||
| DA3 | 51 % | – | 42 % | |||
| DA4 | 15 % | – | 18 % | |||
| DA5 | 38 % | 33 % | 11 % | 40 % | 46 % | 51 % |
| DA6 | 47 % | 55 % | 4 % | 6 % | 0 % | 3 % |
| DA7 | 59 % | 55 % | 26 % | 7 % | 3 % | 3 % |
| DA8 | 59 % | 56 % | 28 % | 6 % | 4 % | 3 % |
| DA9 | 177 % | 193 % | 288 % | 368 % | 367 % | 392 % |
| DA10 | 87 % | 59 % | 87 % | – | 88 % | – |
| DA11 | 87 % | 60 % | 88 % | – | 88 % | – |
| DA12 | 87 % | 61 % | 88 % | 55 % | 88 % | 43 % |
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