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How eyes converge

Diagram showing how eyes converge.

When your eyes look at a closer object, they angle inwards. This is called convergence. Greater amount of convergence causes eye muscles to do more work. This is a useful feedback indicator to the brain to give us a clue as to how far away an object is.

Glossary

Rights: Fred Hsu GNU Free Documentation License Creative Commons Attribution ShareAlike 3.0
Published: 14 March 2012Size: 13.24 KB
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