Visual aids and substitute devices.

Author(s)
Nye, P.W.
Year
Abstract

This paper is concerned with an account of the work on visual aids and substitute devices for people whose visual disability lies below the level at which prescriptive optometry can be of any significant assistance.

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Publication

Library number
A 6441 fo
Source

In: Proceedings of the IEEE International Convention, New York, March, 23-26, 1970, p. 92-93

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