Lightness constancy refers to the constancy of person's perception of an object’s lightness under different intensities of illumination.

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Color constancy at psychology-glossary.com■■■■■
Color constancy refers to the ability to recognize the color of an object despite changes in lighting. . . . Read More
Partial color constancy at psychology-glossary.com■■■■■
Partial color constancy refers to a type of color constancy that occurs when changing an object’s illumination . . . Read More
Size Constancy at psychology-glossary.com■■■■
Size Constancy when objects are perceived to have a given size regardless of the size of the retinal . . . Read More
Perceptual constancy at psychology-glossary.com■■■■
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Illumination edge at psychology-glossary.com■■■■
Illumination edge is defined as the border between two (2) areas created by different light intensities . . . Read More
Differential threshold at psychology-glossary.com■■■■
Differential threshold refere to the amount that stimulation needs to change before a difference in that . . . Read More
Contrast threshold at psychology-glossary.com■■■■
Contrast threshold refers to the intensity difference that can just barely be seen between two (2) areas. . . . Read More
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Emotional component at psychology-glossary.com■■■
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