OECF Test Chart (ISO 14524)
The YE0197 is designed for evaluating the opto-electronic-conversion-function of a camera. The chart consists of a circular ordered 12-step-gray scale on a gray background. For measuring procedures see ISO 14524. step density (ISO) 20：1 d
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The YE0197 is designed for evaluating the opto-electronic-conversion-function of a camera. The chart consists of a circular ordered 12-step-gray scale on a gray background.
For measuring procedures see ISO 14524.
| step |
density (ISO) 20：1 |
density (ISO) 80：1 |
density (ISO) 160：1 |
density (ISO) 1000：1 |
density (ISO) 4000：1 |
| 1 | 1.40 | 2.00 | 2.30 | 3.10 | 3.7 |
| 2 | 1.21 | 1.66 | 1.86 | 2.32 | 2.6 |
| 3 | 1.05 | 1.39 | 1.53 | 1.84 | 2.0 |
| 4 | 0.90 | 1.17 | 1.27 | 1.48 | 1.59 |
| 5 | 0.77 | 0.97 | 1.05 | 1.21 | 1.28 |
| 6 | 0.65 | 0.81 | 0.87 | 0.98 | 1.03 |
| 7 | 0.54 | 0.66 | 0.70 | 0.79 | 0.82 |
| 8 | 0.44 | 0.53 | 0.56 | 0.62 | 0.64 |
| 9 | 0.35 | 0.41 | 0.43 | 0.47 | 0.49 |
| 10 | 0.26 | 0.30 | 0.31 | 0.33 | 0.34 |
| 11 | 0.18 | 0.19 | 0.20 | 0.21 | 0.22 |
| 12 | 0.10 | 0.10 | 0.10 | 0.10 | 0.10 |
| 13 | 0.54 | 0.74 | 0.84 | 1.11 | 1.11 |