Eye

Picture of the eye

In a normal eye, light passes through the pupil and is focused by the lens onto the retina at the back of the eye. The retina converts light into electrical impulses that are carried to the brain. The brain interprets the impulses as visual images.

Last Updated: August 4, 2009

Author: Jeannette Curtis

Medical Review: Kathleen Romito, MD - Family Medicine & Christopher J. Rudnisky, MD, FRCSC - Ophthalmology

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