n. the ability to differentiate the level of brightness. Discriminating the degree of brightness, however, depends on the visual acuity of the observer, the wavelength of light, and the sensitivity to light and color as perceived.

BRIGHTNESS DISCRIMINATION: "The visual acuity of the observer is one major factor affecting brightness discrimination."
Cite this page: N., Pam M.S., "BRIGHTNESS DISCRIMINATION," in, April 7, 2013, (accessed September 16, 2021).