The Koremetron: An Instrument for Measuring Pupillary Diameters
- 1 December 1939
- journal article
- Published by Optica Publishing Group in Journal of the Optical Society of America
- Vol. 29 (12) , 531-534
- https://doi.org/10.1364/josa.29.000531
Abstract
The theory and construction of an apparatus which permits the rapid measurement of pupillary diameters is presented. This instrument, the koremetron, is portable, and uses the same principle as that involved in observing entoptical phenomena.Keywords
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