title: Two Lamps or One? An Illusionary Mirror.
abstract: We asked 100 college students to view a picture ( Figure 1 ) and decide if there were two lamps or one lamp reflected in a mirror. Although the correct answer is two lamps, the vast majority (72%) answered seeing only one lamp. We discuss this illusion.
authors.affiliation: University of North Dakota, Grand Forks, ND, USA.
authors.forename: F Richard
authors.initials: FR
authors.lastname: Ferraro
authors.affiliation: University of North Dakota, Grand Forks, ND, USA.
authors.forename: J L Foster
authors.initials: JLF
authors.lastname: Ferraro
authors.affiliation: University of North Dakota, Grand Forks, ND, USA.
authors.forename: Cassidy
authors.initials: C
authors.lastname: Brougham
keywords: illusion; minimal visual complexity; mirror; perception; simplicity principle; vision