61 human eye physiology
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eye physiologyTRANSCRIPT
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Human Eye Physiology
Václav Hlaváč
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History of Eye Understanding
Plato, 427-347 B.C.inner fire in the eye + emanated ray
Epicurus, 341-270 B.C., replicas of the object into the mind
Galen, 130-200, physiological details, rays out and in
Alhazen, Arabic philospopher, 965-1040, idea of pinhole camera
Jonannes Kepler, 1571-1630, knew lens, put it into an initial theory close to current
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Human Visual System
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Visual Areas of the Human Cortex
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AB
12
C
E
D
V13/4
F
1
2
3
4
A
B
C
D
E
F
EmotionsRecognition of actions
Categorization
Recognition,objects in contextCalculation
Reading
Navigation, direction, obstaclesSaccade control
Pursuit control
Understanding, focus,manipulation control
Drawing, writing
Calculation
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Neuron
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Neuron 2
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Visual Fields
Rabbit Human
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Human Eye – cross section 1
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Human Eye – cross section 2
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Directional sensitivity
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Retina 1
Light path
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Retina 2
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Retina 3
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Rods and cones
Light path
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Inside the rod and the cone
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Cones under electron microscope
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Response to a light slit
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Iris - smoothing