Psychophysics and Psychophysical Measurement

Authored by: Piet Bijl , Alexander Toet , J. Mathieu Valeton

Encyclopedia of Optical and Photonic Engineering

Print publication date:  September  2015
Online publication date:  September  2015

Print ISBN: 9781439850978
eBook ISBN: 9781351247184
Adobe ISBN:


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It is often the human observer who uses an electro-optical (EO) device and makes decisions. Therefore, it is essential to know the performance of a complete viewing system, including the human-in-the-loop. Measurement of human performance is not a straightforward process. Psychophysics is the technology that enables the experimenter to measure and quantify human performance (with or without EO viewing device) in a systematic, reproducible way, taking into account the specific properties of the human senses and mind.

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