
INITIAL AND RESIDUAL EFFECTS OF OPHTHALMIC PRISMS ON VISIBILITY AND ACCOMMODATION
MATTHEW LUCKIESH, D.Sc.;
FRANK K. MOSS, E.E.
Arch Ophthal. 1943;29(6):968-974.
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Recently there has been described a method of measuring the accommodative changes accompanying vergence without the variable of relative accommodation which is normally introduced by optical stimuli.1 Since this characteristic is attained without inhibiting the neural coupling between vergence and accommodation,2 the new technic appears unique for study of the effects of prismatic power on visibility and on accommodation. Thus, observed changes in these functions are assumed to be due to the ocular rotation induced by the addition of prismatic power. In the present discussion, these phenomena are considered from an experimental rather than from a clinical viewpoint.
The exploratory studies under consideration involved 2 adult nonpresbyopic subjects possessing emmetropic and orthophoric vision as determined by the usual methods of examination. In addition, their accommodation-convergence responses had been precisely measured by the sensitometric method of refraction.1 Although the data relating visibility, accommodation and vergence may be typical of
. . . [Full Text PDF of this Article]
Author Affiliations
CLEVELAND
From the Lighting Research Laboratory, General Electric Company.
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