Eye Anatomy Diagram

Eye Anatomy. Complete Physiology of Eye is described below in the given paragraph: The eye is rather like a living Camera. Each eye is a liquid-filled ball 2.5 cm in diameter. At the front of the eye is a clear, round window called the cornea.

The colored part of the eye. The iris is partly responsible for regulating the amount of light permitted to enter the eye. Lens (also called crystalline lens). The transparent structure inside the eye that focuses light rays onto the retina.

The opening in the middle of the iris through which light passes to the back of the eye. Retina. The light-sensitive nerve layer that lines the inside of the back of the eye. The retina senses light and creates impulses that are sent through the optic nerve to the brain.