The document discusses various methods for providing artificial vision to blind individuals, including microchips, nanotube implants, digital artificial vision, and ocular prosthetics. It focuses on the digital artificial vision method, which uses a video camera, computer, and microcontroller to process images into electrical impulses that are transmitted to electrodes implanted in the visual cortex of the brain. This allows blind individuals to perceive black and white images with their brain. Future research aims to provide color images and replace implants with non-invasive technologies like rays or waves. The goal is for artificial vision systems to eventually restore full sight to all blind people.