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NHK 11th level grayscale (γ=0.45) comes with 3 color test cards
Brand: DNP/Sine Image Size: 240 × 180 Scale: 4:3 Type: Translucent
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Introduction to NHK 11 grayscale (γ=0.45) with 3 color test cards
NHK 11th level grayscale (γ=0.45) comes with 3 color test cards to mainly test saturation. Grayscale represents the level of brightness between the darkest and brightest levels. The more intermediate levels there are, the more delicate the visual effects can be presented.
NHK 11th level grayscale (γ=0.45) with 3 color test card parameters
NHK 11th level grayscale test card (γ=0.45) transmittance and color density:
| Order number |
1 (white) |
2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | background |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Transmittance rate (%) | 74.1 | 61.7 | 50.1 | 40.7 | 31.6 | 23.4 | 16.6 | 12.0 | 7.6 | 4.5 | 2.0 | 22.4 |
| concentration | 0.13 | 0.21 | 0.30 | 0.39 | 0.50 | 0.63 | 0.78 | 0.92 | 1.12 | 1.35 | 1.70 | 0.65 |
| colour | blue-green | yellow | red |
|---|---|---|---|
| concentration | 1.00～1.20 | 1.60～1.80 | 1.65～1.85 |
| optical filter | 70% | 50% |
NHK 11th level grayscale (γ=0.45) with 3 color test card sizes
| Effective size | External dimensions | |
|---|---|---|
| transmission-type | 240×180 | 320×290 |
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