Gray chart

A gray chart is used to measure the dynamic range or tonal value differentiation of a digital camera, scanner or monitor. It is a test chart in which there is a smooth or multi-graded (gray scale chart) transition between dark black and bright white.

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Test charts

Test charts are needed to create device characterization for a [...]

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UTT

The Universal Test Target (UTT) is a single test chart [...]

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Dynamic range

In photography, the dynamic range describes the difference between the [...]

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