The eye is a complex organ that enables us to see the world around us. The general working principle of the eye is similar to a camera with film. Incoming light is first focused by the cornea and lens onto the retina (film), which is then converted into electrical signals to be sent to the brain for further processing via the optic nerve. The different structures in the eye can be broadly divided into the anterior (front of the eye) and posterior (back of the eye) segments.
The anterior segment of the eye mainly consists of the following structures:
The posterior segment of the eye mainly consists of the following structures: