Effect of a Peripheral Glare Source Upon the Apparent Brightness of an Object

Jan 01, 1955

Why does an object viewed near a glare source appear less bright than it does if there is no nearby glare source? This question was studied as Project #17 of the I.E.S. Research Fund, and their findings reported herein, including a method of evaluating loss of visibility.

Glenn A. Fry
Mathew Alpern
Illuminating Engineering Journal
Published & professionally reviewed by: 
Illuminating Engineering Society (IES)

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