Tag Archives: blindness

A vision substitution system

Two illustrations of Bach y Rita’s vision substitution system, in 1969. “Four hundred solenoid stimulators are arranged in a twenty x twenty array built into a dental chair. The stimulators, spaced 12 mm apart, have 1 mm diameter “Teflon” tips which vibrate against the skin of the back (Fig. 1). Their on-off activity can be […]

Eyes for visually impaired

“Dulight uses technologies in deep learning, image recognition and speech recognition to help visually impaired people identifying people and objects in their lives.”