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Vision – How It Works and What Can Go Wrong - MIT Press Scholarship Online
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Vision: How It Works and What Can Go Wrong

John E. Dowling and Jr. Joseph L. Dowling


The visual system is our best understood sensory system, and for humans vision is paramount. Surveys indicate people fear blindness more than any other sensory disability. Most visual problems originate in the eye and we put most emphasis there, starting with the cornea and lens, which provide a window into the eye and also focus images on the light-sensitive photoreceptors that line the back of the eye. How the photoreceptor cells capture light is described, as well as the primary steps in vision that occur in the photoreceptors. How these early steps in vision can go awry, degrade vision and ... More

Keywords: vision, photoreceptors, retina, visual cortex, visual diseases, blindness, visual analysis

Bibliographic Information

Print publication date: 2016 Print ISBN-13: 9780262034616
Published to MIT Press Scholarship Online: September 2016 DOI:10.7551/mitpress/9780262034616.001.0001


Affiliations are at time of print publication.

John E. Dowling, author

Jr. Joseph L. Dowling, author