Related Overviews


'optohapt' can also refer to...


More Like This

Show all results sharing this subject:

  • Psychology


Show Summary Details

Quick Reference

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.

Reference entries

Users without a subscription are not able to see the full content. Please, subscribe or login to access all content.