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Luminance - Elevated Black Levels 


“Elevated Black Levels” refers to when what is intended to be a ‘true black’ image appears dark gray.


Elevated black levels will create an offset in the representation of colors on-screen and have a large negative impact on the customer experience.

Severity Structure:


Setup black levels are slightly above 7.5 IRE, This may be creative intent and should not cause a large noticeable difference in the viewing experience.


Setup black levels are above 15.0 IRE. This will make 'true blacks' appear a lighter gray and have a large negative impact on the viewing experience.

How to Prevent:

Set base black levels at 7.5 IRE.


Check the rasterizer and ensure base black levels start at 7.5 IRE.


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