When1: 1881
Who: E. Emmert [Emmert, E.]
What: psychologist
Where: USA
works\ Large Environment Effects on Afterimages [1881]
Detail: Visual afterimage has larger size if is thought to be far away and smaller size if it is thought to be nearby, so afterimage apparent size directly relates to apparent distance {Emmert's law, Emmert}.
Social Sciences>Psychology>History>Perception
6-Psychology-History-Perception
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Date Modified: 2022.0224