詳細介紹
NHK 11步灰度圖(γ= 0.45)與顏色芯片(3Colors)
NHK 11 Steps Grayscale Chart(γ=0.45) with Color Chips(3Colors)
功能描述
| Step Number | 1 (white) | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | Background |
| Reflection Ratio(%) | 74.1 | 61.7 | 50.1 | 40.7 | 31.6 | 23.4 | 16.6 | 12.0 | 7.6 | 4.5 | 2.0 | 22.4 |
| Density | 0.13 | 0.21 | 0.3 | 0.39 | 0.50 | 0.63 | 0.78 | 0.92 | 1.12 | 1.35 | 1.70 | 0.65 |
| color | Cyan | Yellow | Red |
| Density | 1.00~1.20 | 1.60~1.80 | 1.65~1.85 |
| filter | 70% | 50% | |
| | Effective Area | Outer size |
| transparent | 240x180 | 320x290 |