optophone

American  

[op-tuh-fohn] / ˈɒp təˌfoʊn /

noun

1. an electronic device that scans ordinary printed characters and produces combinations of sounds, enabling a blind reader to recognize the characters.

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optophone British  

/ ˈɒptəˌfəʊn /

noun

1. a device for blind people that converts printed words into sounds

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Etymology

Origin of optophone

opto- + -phone

Example Sentences

See Examples For:

optophone

He is also working on an instrument called an " optophone " by which light will be transformed into sound, for the benefit of the blind in whom the light nerves are dead.

From Time Magazine Archive

This property is used in the optophone in transmitting an electric current which is interrupted by a special clockwork interrupter.

From The Dream Doctor by Reeve, Arthur B. (Arthur Benjamin)

But from the receiver of the little optophone there seemed to issue the most peculiar noise I had ever heard a mechanical instrument make.

From Guy Garrick by Reeve, Arthur B. (Arthur Benjamin)

By using this optophone, I could tell you the moment it does.

From Guy Garrick by Reeve, Arthur B. (Arthur Benjamin)

The optophone translates light into sound by means of that wonderful little element, selenium, which in darkness is a poor conductor of electricity, but in light is a good conductor.

From The Dream Doctor by Reeve, Arthur B. (Arthur Benjamin)