11.3.1.4.3-4 Gamma and Gray Scale

Shadows should not appear to be washed out or excessively dark.

Additional Information: The gamma for each of these three primary colors should be in the range between a minimum of 1.8 and a maximum of 2.2. The number of discreet gray scale levels should be a minimum of 256. See IDMS (2012) for measurement information.11 9241-303, 3001

 

© ISO. This material is excerpted from ISO 9241-303: 2011 with permission of ANSI on behalf of ISO. All rights reserved.