Between saccades, the eyes are held stationary in fixations.
It is during these periods, which last on average about milliseconds, that the eyes take in visual information. However, as Russian psychologist Alfred L. Yarbus showed, saccades are often information-seeking in nature, directed to particular objects or regions by the requirements of ongoing behaviour. We welcome suggested improvements to any of our articles. You can make it easier for us to review and, hopefully, publish your contribution by keeping a few points in mind. Your contribution may be further edited by our staff, and its publication is subject to our final approval.
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See Article History. Normally the eyes cannot move steadily over a stationary scene but make a series of stationary images like still photographs ; visual function tends to be suppressed when there is saccadic blurring. Yet the eyes can follow a steadily….
Human eye , in humans, specialized sense organ capable of receiving visual images, which are then carried to the brain. Retina , layer of nervous tissue that covers the inside of the back two-thirds of the eyeball, in which stimulation by light occurs, initiating the sensation of vision. The retina is actually an extension of the brain, formed embryonically from neural tissue and connected to the brain proper by the optic….
History at your fingertips. Sign up here to see what happened On This Day , every day in your inbox! By signing up, you agree to our Privacy Notice. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. More About Saccade 3 references found in Britannica articles Assorted References human visual system In human eye: The nature of eye movements photoreception and eye movement In photoreception: Eye movements and active vision visual stability In movement perception: Visual stability.
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