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A visual prosthesis, regularly referred to as a bionic eye, is an experimental visual device intended to repair useful imaginative and prescient in those with partial or total blindness. Many devices had been advanced, commonly modeled on the cochlear implant or bionic ear devices, a kind of neural prosthesis in use since the mid-1980s. The concept of the use of electric present day (e.G., electrically stimulating the retina or the visual cortex) to offer sight dates again to the 18th century, discussed with the aid of Benjamin Franklin, Tiberius Cavallo, and Charles LeRoy.