Age Changes in Pupil Size
- 1 July 1950
- journal article
- research article
- Published by Oxford University Press (OUP) in Journal of Gerontology
- Vol. 5 (3) , 216-221
- https://doi.org/10.1093/geronj/5.3.216
Abstract
From an investigation of measurements of pupil size made on 222 subjects from 20 to 89 years of age it was concluded that there was a marked reduction in the size of the pupil with age in both light and dark conditions. The older pupil in proportion to initial size constricted as much as the young in one mL brightnessKeywords
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