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Sineimage NHK 11 Steps Grayscale Chart(γ=0.45) with Colors

Sineimage NHK 11 Steps Grayscale Chart(γ=0.45) with ColorsModel/TypeTransparentSizeEffective:240 x 180mm (Chart size:320×290mm) D240Ratio4:3MaterialFilmNHK 11 gray scale (gamma = 0.45) with 3 colors mainly test saturation. The gray scale
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Date:2019-08-15  Browse:
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Sineimage NHK 11 Steps Grayscale Chart(γ=0.45) with Colors


Model

/

Type

Transparent

Size

Effective:240 x 180mm (Chart size: 320×290mm) D240

Ratio

4:3

Material Film 


NHK 11 gray scale (gamma = 0.45) with 3 colors mainly test saturation. The gray scale represents the level of different brightness from darkest to brightest. The more intermediate levels, the more delicate the effect of the picture can be presented.

The transmittance and color concentration of NHK 11 gray scale test card (gamma=0.45):

Step 1
(white)
2 3 4 5 6 7 8 9 10 11 Background
Transmittance (%) 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


Color blue-green yellow red
Concentration 1.00~1.20 1.60~1.80 1.65~1.85
Filter 70% 50%  


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