| The cornea and lens refract the incoming light rays to focus them on the retina at the back of the eye. |
| I stared at it long after it had vanished, the after-image imprinted on my retina. |
| It is used to displace subretinal fluid and return the retina to its normal anatomical position. |
| The wafer is repolished flat on one side, while the other is curved to conform to the curved inside of the retina. |
| Among the causes of AMD, scientists describe a breakdown of light-sensitive cells within the retina. |
| Its pathogenesis is thought to involve cone and amacrine cell dysfunction in the retina. |
