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 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.

Join the technical groups of the OSA Vision and Color Technical Division for their Data Blitz Series every Wednesday in July at 12:00 EDT. Each week’s session will feature a series of short talks followed by lots of time for questions and discussion. Register today for the following sessions:

8 July Session: New Findings in Color Perception and its Mechanisms

15 July Session: Advances in Adaptive Optics Retinal Imaging for Understanding Disease​

22 July Session: Recent Advances in Understanding Mechanism, Progression, and Treatment in Myopia

29 July Session: Visual Psychophysics and New Technologies for Understanding Vision

Manuel Spitschan University of OxfordChair
Francisco Imai Apple Inc.Chair Elect
Rigmor C Baraas University of South-Eastern NorwayExecutive Committee
Jon Y Hardeberg NTNUExecutive 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, Manuel Spitschan.


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.

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