crystalline lens

American  

noun

Anatomy.

1. a doubly convex, transparent body in the eye, situated behind the iris, that focuses incident light on the retina.

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crystalline lens British  

noun

1. a biconvex transparent elastic structure in the eye situated behind the iris, serving to focus images on the retina

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Etymology

Origin of crystalline lens

First recorded in 1785–95

Example Sentences

Grayson is blind, the result of a rare genetic disorder that stunts the development of the iris and the crystalline lens covering the eye.

From Los Angeles Times

When you’re reading, looking at a map or squinting toward the horizon, your eyes adjust themselves involuntarily and instantaneously, thanks to tiny muscles inside the crystalline lens that can bend it and change its shape.

From Washington Post

The company's Visian Toric implantable lens is placed in the posterior chamber of the eye between the iris and the natural crystalline lens to correct both myopia and astigmatism in a single procedure.

From Reuters

The Catalys system is approved for use in the United States and Europe in procedures that remove the crystalline lens, a part of the eye that can become clouded and impair vision.

From Reuters

An anomalous state of refraction caused by the absence of the crystalline lens, as after operations for cataract.

From Project Gutenberg