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July 28, 1945

The Relation Between Illumination and Visual Efficiency—the Effect of Brightness Contrast

JAMA. 1945;128(13):984. doi:10.1001/jama.1945.02860300074033

This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.


This is a report of the Industrial Health Research Board of the British Medical Research Council dealing with the effect of characteristics such as size, contrast and brightness on the facility with which objects can be seen. It is highly technical and presents most interesting experimental work and conclusions that are of interest mainly to psychologists, physicists and physiologists. Clinical applications are not included in this brochure.

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