Meet the OrCam: a portable device that uses a smart camera to assist people who are visually impaired read. The smart camera is mounted on the frames of your glasses. The device recognizes text, products, faces, and reads to you through a mini earpiece. OrCam reads printed text in real time. It can also be used to identify known faces and personal objects.
OrCam is expected to recognize places, colors, and other things in the future. It simply makes life easier for people who are visually impaired. More information is available here.