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. 2014 Jun 5;13:69. doi: 10.1186/1475-925X-13-69

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Copyright © 2014 Nowak et al.; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Pupil light response to chromatic light stimuli at different luminance levels (10 cd/m², 50 cd/m², 100 cd/m²), for red (A), green (G), and blue (B) lights.