adaptometer
[ad″ap-tom´ĕ-ter] an instrument for measuring the time required for retinal adaptation, i.e., for regeneration of the visual purple; used in detecting night blindness, vitamin A deficiency, and retinitis pigmentosa.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
ad·ap·tom·e·ter
(ad'ap-tom'ĕ-tĕr), A device for determining the course of retinal dark adaptation and for measuring the minimum light threshold.
Farlex Partner Medical Dictionary © Farlex 2012
ad·ap·tom·e·ter
(ad'ap-tom'ĕ-tĕr) A device for determining the course of retinal dark adaptation and for measuring the minimum light threshold.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
adaptometer
An instrument for measuring the variations in threshold of luminance. The most common is that of Goldmann-Weekers.
Millodot: Dictionary of Optometry and Visual Science, 7th edition. © 2009 Butterworth-Heinemann