The eye

What is the main function of the eye?

The main function of the eye is to detect light and convert it into electrochemical signals for the brain to perceive visual images.

What are the main parts of the eye?

The main parts of the eye include the cornea, lens, retina, iris, pupil, and optic nerve.

What is the role of the cornea?

The cornea is the transparent front part of the eye that helps to focus light onto the retina.

What is the function of the retina?

The retina is the layer of tissue at the back of the eye that contains photoreceptor cells (rods and cones) which detect light and color.