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Sunday, October 24, 2021
TRACKING WITH CLOSEUPS: Blue Field Entoptic Phenomenon—Seeing Blood Cells in the Retina
The really remarkable thing about the blue field entoptic phenomenon isn't that you can see the red blood cells moving, but that you don't see the blood vessels and blood in front of the retina all the time. This is the brain up to its old trick of “editing out” distracting information.
Posted at October 24, 2021 14:38