Principles of colour perception
Abstract:
This chapter discusses the construction of the human eye and the mechanism of human perception of colour. Additive and subtractive methods of colour mixing, colour matching functions and standard observer functions are discussed. Trichromatic, opponent, zone and retinex theories of colour vision theories are explained.
Key words
additive and subtractive colour mixing; standard observer functions; human eye; rhodopsin; trichromacy; opponent colours; retinex theory; zone theory
4.1 Introduction
From time immemorial, man must have watched with curiosity how sunlight created the blue colour of the midday sky, the glowing scarlet of the dawn and sunset, and the various hues of the rainbow. It is almost impossible ...
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