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AFTER

IMAGES

DIET Taste, smell and diet can also effect the colour perception. A bitter taste may increase green sensation and decrease red sensation. The same with smell. A great preference for simple colours is observed with people having calcium deficiency depending on poor diet.

Fig 13

As vision is not instantaneous retinal process, immediate action of any colour stimulation is followed in time by reverse effect. This is the cause or after images. After looking intensely at a green image if one looks at a neutral grey; one would see the same in red(greens complimentary); for a moment image. 9

Fig 14 Subtle food colour

Colour in a Nut shell  

Written for the students of DJ Academy of Design, Coimbatore.

Colour in a Nut shell  

Written for the students of DJ Academy of Design, Coimbatore.

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