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Science 30 January 1959:
Vol. 129. no. 3344, p. 272
DOI: 10.1126/science.129.3344.272
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Articles

"Shutoff Pulse Illusion"

RONALD L. IVES 1

1 Palo Alto, California

Visual signals produced by sharp illumination decrements are commonly misinterpreted because of the presence of an illusory sharp increment at the moment of switching. Conditions for occurrence of the illusion are outlined, as well as conditions under which it is not reported.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)