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The Case History
Some Fundamental Points in Testing and Correcting
Effects of Quantity and Quality of Illumination upon
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13 inches abduction accom accommodation and convergence accommodative amplitude accommodative convergence amount amplitude of accommodation anisometropia associated astigmatism axis base-in base-out base-up bifocal binocular single vision binocularly blurred Calif concave lenses contact lens convex lens cornea curvature curve cyclophoria cylinder demand determined diopters of accommodation dioptric diplopia distance correction duction tests dynamic skiametry equal error examination exophoria fixation point foot-candles function gence glare-out values glass Hence hyperopia hyperopic imbalance indicated innervation left eye lenticular light Maddox meridian meter angles minus modation monocular muscles myopia negative fusional negative relative accommodation neutral shadow normal oblique obtained ocular Ophthalmic optical center pair of eyes patient plane portion positive fusional reserve presbyopia prism diopters prismatic effect procedure reading distance reading point refraction relative accommodation retinoscopic right eye rotation segment Sheard skiascopic spectacle spherical surface test object tion tonicity tests vergence vertical visual acuity