Final answer:
The retina is the surface at the back of the eye where light rays are focused by the lens.
Explanation:
The surface at the back of the eye onto which the lens focuses light rays is the retina. The retina contains photoreceptive cells responsible for transducing light into nervous impulses. Light is refracted by the cornea and lens to focus images on the retina for processing.
Learn more about Eye anatomy here:
https://brainly.com/question/30256561
