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optohapt


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An electronic device for blind people that converts printed text into vibrations that are transmitted to various locations on the body. Also called an optophone. Compare Braille, optacon, teletactor (for deaf people). [Named by the US psychologist Frank A. Geldard (1904–84) who, with several colleagues, developed it in 1966, from Greek optos seen, from ops an eye + haptein to touch]

Subjects: Psychology.


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