ID 281697128 © Steptolay | Megapixl.com
Sharing is not just caring, it's also about giving credit - add this image to your page and give credit to the talented photographer who captured it.:
pupils2 human eye pupil size lighting vary depending level illumination varying conditions undergoes regulate amount light entering eye human pupil size light dilated bright low darkness reaction ilumination dim normal blue clinic oculist reflect drawing reflection optometry iris color ocular lens eyeball vision black blue sightless lighting eyes