Anatomy of the Eye

Front

Sclera

Back

Protects and supports the eyeball.

Front

Iris

Back

Colored part of the eye; regulates light entrance.

Front

Pupil

Back

Admits light; allows light to pass through the retina.

Front

Cornea

Back

Refracts light rays; covers and protects the pupil and the iris.

Front

Lens

Back

Focuses light to the retina.

Front

Retina

Back

Detects images from the lens and sends these images to the optic nerves.

Front

Optic Nerve

Back

Sends the images from the retina to the brain.