Reports

Negative Afterimage without Prior Positive Image

Science  27 May 1960:
Vol. 131, Issue 3413, pp. 1613-1614
DOI: 10.1126/science.131.3413.1613

Abstract

A procedure is described which causes an observer to see a negative afterimage of a visual field without seeing the field itself. This phenomenon is shown to be closely related to ordinary afterimages and to temporal visual masking.

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