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Article
July 9, 1910

PRESCRIBING OF LENSES FOR CLOSE WORK

Author Affiliations

AKRON, OHIO

JAMA. 1910;55(2):110-114. doi:10.1001/jama.1910.04330020014005
Abstract

It will be possible to discuss only certain phases of this broad subject. Some procedures do not seem to be sufficiently well known, and require elucidation and emphasis in order to secure their more general adoption by those who prescribe lenses for the eyes. Before considering the prescribing of lenses for close work, the muscle conditions and static refraction for distance should be correctly determined. The latter is usually impossible without the proper use of cycloplegics, except in certain cases of myopia and in some people past middle life whose accommodation is weak or easily controlled. Sometimes the examiner must be satisfied with partial corrections, because fatigued yet determined, hypertrophied, habit-controlled, spasmodically contracting muscles are by no means limited to the young, but are often found in the eyes of the middle-aged with their more inelastic resisting lenses.

There are many young persons who suffer more or less distress, e.

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