Skip to main content


The Color Technical Group works on all aspects related to the physics, physiology, and psychology of color in biological and machine vision, including, but not limited to, color discrimination, color perception and color appearance; color rendering, color imaging, color in lighting and illumination engineering; standardization of the human cone and rod fundamentals; photometric quantities related to cones, rods, and melanopsin; and color properties of emerging display and lighting technologies.

Francisco Imai Apple Inc.Chair
Rigmor C Baraas University of South-Eastern NorwayExecutive Committee
Javier Hernandez-Andres Universidad de GranadaExecutive Committee
Manuel Spitschan University of OxfordExecutive Committee

If you are a member of the Color Technical Group and have ideas for activities and initiatives to help engage this community, please share them with the chair, Francisco Imai.


View OSA Technical Group webinars on-demand at any time or register for any of our upcoming webinars online. Each webinar is an hour long and features a technical presentation on a topic selected by your OSA Technical Groups.

Find us on Twitter at #OSAColorTG