amplitude of accommodation


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amplitude of accommodation

[′am·plə‚tüd əv ə‚käm·ə′dā·shən]
(physiology)
The range of focal powers of which the eye is capable, expressed in diopters.
References in periodicals archive ?
Anthropometry, amplitude of accommodation, and spherical equivalent refractive error in a nigerian population.
Abbreviations: AA = amplitude of accommodation, AE = accommodative excess, AI = accommodative insufficiency, AS/R = accommodative stimulus/response, CISS = Convergence Insufficiency Symptom Survey, cpm = cycles per minute, D = diopter, DoD = Department of Defense, FEF = frontal eye field, MRI = magnetic resonance imaging, mTBI = mild traumatic brain injury, NPA = near point of accommodation, NRA = negative relative accommodation, OD = right eye, OMT = oculomotor training, OS = left eye, P = placebo, pons = pontis, PRA = positive relative accommodation, SEM = standard error of mean, SD = standard deviation, SS = steady-state, SUNY = State University of New York, TBI = traumatic brain injury, VSAT = Visual Search and Attention Test.
The amplitude of accommodation is lower than average, but more than adequate for typical viewing distances and accommodative lag is within normal limits.
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