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Physics and Psychology
Differentiating between the perceptible and
imperceptible
“Subliminal” stimuli
Below the Limin
Out of conscious awareness – but still being
processed.
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Cones
Daylight vision
• Colour vision
• Fovea
• Centre of Retina – only cones – visual acuity
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Rods
Night vision
• Peripheral vision
• Periphery of retina
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Trichromatic (3 different colour receptors)
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RGB
Opponent Process
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Colour is yielded by receptors differentiating
between antagonistic responses to pairs of colours
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Colour vision is a combination...
Colour “Blindness”
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Deficiency in brain’s ability to distinguish colour
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More males
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It all depends on perspective...
Interpretation of sensory input
“Perceptual Set” – brain’s readiness to perceive
stimuli in a certain way
Example: Reversible figure
hte
nohj
Army
Numogate
Montague
Debit Card
Bad Credit
School Master
The Classroom
Dormitory
Dirty Room
Astronomer
Moon Starer
The Hurricanes
These churn air