[4.3.1.3] The attribute according to which it appears to exhibit more or less chromatic color, judged in proportion to its brightness. In a given set of viewing conditions, and at luminance levels that result in photopic vision, a stimulus of a given chromaticity exhibits approximately constant saturation for all luminances.
« Back to Definitions Index*Attention:* The IES website will be temporarily unavailable from May 9th to May 13th for site updates. We apologize for any inconvenience and will provide an update closer to the time. Thank you for your continued support of the Illuminating Engineering Society.
