How light enters the eye?

In the eye there is the cornea and the lens. The light passes through the cornea and then it passes through the lens, which is refracted. The retina is a tissue that is along the back of the eye and the cones and the rods respond to bright light and color, as well as dim light. read more

Light enters via the clear cornea of the eye. Its intensity is controlled by the adjustable diaphragm, the iris. The light passes through the iris opening called the pupil, and is focused by the lens on the retina. read more

Light rays enter the eye through the cornea, the clear front “window” of the eye. The cornea’s refractive power bends the light rays in such a way that they pass freely through the pupil the opening in the center of the iris through which light enters the eye. read more