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lens

lens The lens is the clear, curved structure inside the eye that focuses light onto the retina.

The lens is the clear, curved structure inside the eye that focuses light onto the retina. It sits behind the iris, connects to the ciliary body by the zonule, and does not contain blood vessels.

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Sources

Drafting source: NCI Thesaurus. Flat export snapshot 2026-10-18. “Lens” (C12743).
CC-BY-4.0 · Source snapshot SHA-256: b27ca135beadd46c343d248135377c5077c5447fe11b93803bfab866b84fcd38

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PsychTerms (psychterms.org), CC BY 4.0, version 1. “lens.” Development preview.

Version 1 · SHA-256: 93f8a13547cb3a9d336a270e4ecff72a129fe20805a49eb8a995bb89ff664ecb

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