The Purkinje Shift - Night's Different Hues

Exploring the fascinating world of phosphene phenomena and what they tell us about our visual system.

Explore the Stiles-Crawford effect, where light entering the pupil's center appears brighter, impacting visual acuity and cone photoreceptor efficiency.

Learn about Haidinger's Brushes, an entoptic phenomenon allowing you to see polarized light due to macular pigment.