Cornea vs. Lens

Corneanoun

(anatomy) The transparent layer making up the outermost front part of the eye, covering the iris, pupil, and anterior chamber.

Corneanoun

The transparent part of the coat of the eyeball which covers the iris and pupil and admits light to the interior. See Eye.

Corneanoun

transparent anterior portion of the outer covering of the eye; it covers the lens and iris and is continuous with the sclera

Cornea

The cornea is the transparent front part of the eye that covers the iris, pupil, and anterior chamber. The cornea, with the anterior chamber and lens, refracts light, with the cornea accounting for approximately two-thirds of the eye's total optical power.

Lensnoun

An object, usually made of glass, that focuses or defocuses the light that passes through it.

Lensnoun

A device which focuses or defocuses electron beams.

Lensnoun

(geometry) A convex shape bounded by two circular arcs, joined at their endpoints, the corresponding concave shape being a lune.

Lensnoun

(biology) A genus of the legume family; its bean.

Lensnoun

(anatomy) The transparent crystalline structure in the eye.

Lensnoun

(earth science) A body of rock, ice, or water shaped like a convex lens.

Lensnoun

A way of looking, literally or figuratively, at something.

Lensnoun

(obsolete) lang=en

Lensverb

(transitive) To film, shoot.

Lensverb

(geology) To become thinner towards the edges.

Lensnoun

A piece of glass, or other transparent substance, ground with two opposite regular surfaces, either both curved, or one curved and the other plane, and commonly used, either singly or combined, in optical instruments, for changing the direction of rays of light, and thus magnifying objects, or otherwise modifying vision. In practice, the curved surfaces are usually spherical, though rarely cylindrical, or of some other figure.

Lensnoun

a transparent optical device used to converge or diverge transmitted light and to form images

Lensnoun

genus of small erect or climbing herbs with pinnate leaves and small inconspicuous white flowers and small flattened pods: lentils

Lensnoun

(metaphor) a channel through which something can be seen or understood;

Lensnoun

biconvex transparent body situated behind the iris in the eye; it focuses light waves on the retina

Lensnoun

electronic equipment that uses a magnetic or electric field in order to focus a beam of electrons