A discussion of G. H. Fisher's 'towards a new explanation for the geometrical illusions: apparent depth or contour proximity?' and the inappropriate constancy-scaling theory.
D003463:Cues; D003867:Depth Perception; D004215:Distance Perception; D005556:Form Perception; D006801:Humans; D007088:Illusions; D010469:Perceptual Distortion; D011582:Psychological Theory; D012858:Size Perception; D014785:Vision, Ocular