Abstract
A projector and cylindrical lens are used for displaying gratings and for simple demonstrations of Weber’s law, Fechner’s law, simultaneous contrast, and Fourier synthesis effects in vision.
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Thomas, J. Personal communication, 1974.
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This research was supported by Grant A0260 from the National Research Council of Canada. I am grateful to Pete Singer for photographic work, and to S. Veeraraghavan for writing the computer programs used in plotting Figure 6. Copies of these programs may be obtained from the author.
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Anstis, S. Luminance profiles demonstrate nonlinearities of brightness perception. Behavior Research Methods & Instrumentation 8, 427–436 (1976). https://doi.org/10.3758/BF03202171
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DOI: https://doi.org/10.3758/BF03202171