Sight: An Exposition of the Principles of Monocular and Binocular VisionKegan Paul, 1881 - 275 páginas |
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Página 6
... impressions , 64 ; compared with other senses , 65 ; illustrations of this property , 66 ; phosphenes , 67 ; muscæ volitantes , 67 ; Purkinje's figures , 68 ; ocular spectra , 69 ; corresponding points , retinal and spatial , 72 ...
... impressions , 64 ; compared with other senses , 65 ; illustrations of this property , 66 ; phosphenes , 67 ; muscæ volitantes , 67 ; Purkinje's figures , 68 ; ocular spectra , 69 ; corresponding points , retinal and spatial , 72 ...
Página 9
... Impressions on their outer extremity are transmitted along the fiber with a velocity of about one hundred feet per ... impression . It gives knowledge of externality - of the existence of the external world- but not of the properties ...
... Impressions on their outer extremity are transmitted along the fiber with a velocity of about one hundred feet per ... impression . It gives knowledge of externality - of the existence of the external world- but not of the properties ...
Página 10
... impressions , called smells , and no- thing else . If , therefore , these nerve - fibers are irritated in any way , even mechanically , by scratching or pinch- ing , they do not feel but perceive an odor . The second pair of cranial ...
... impressions , called smells , and no- thing else . If , therefore , these nerve - fibers are irritated in any way , even mechanically , by scratching or pinch- ing , they do not feel but perceive an odor . The second pair of cranial ...
Página 11
... impression , and perceive a different prop- erty , viz . , the five special sense - fibers for sight , hear ing , smell , taste , and touch . Even these are probably again further differentiated ; for the perception of dif- ferent ...
... impression , and perceive a different prop- erty , viz . , the five special sense - fibers for sight , hear ing , smell , taste , and touch . Even these are probably again further differentiated ; for the perception of dif- ferent ...
Página 14
... impression and give it more defi- niteness . It is wholly by virtue of this supplementary instrument that we are able to hear not only sound but music , or to see not only light but objects . The lowest animals in which an optic nerve ...
... impression and give it more defi- niteness . It is wholly by virtue of this supplementary instrument that we are able to hear not only sound but music , or to see not only light but objects . The lowest animals in which an optic nerve ...
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Términos y frases comunes
angle axis bacillary layer binocular eye binocular perspective binocular vision camera central spot Cheaper Edition ciliary muscle Cloth colors combined images cones corresponding points cross Demy 8vo diagram direction distance distant objects distinct divergence double images evident Experiment external images farther Fcap fibers field of view Frontispiece Helmholtz heteronymous horizontal horopter horopteric line Illustrations impression inches inclination interocular space jects Large post 8vo left eye left-eye image lens light line of sight look median line monocular motion muscles nearer nose observer ocular optic axes optic centers optic chiasm optic nerve outward parallel perception perfectly phenomena plane Poems point of sight Portrait position price 75 Prof projection rays refractive represent retina retinal images right eye rotation sclerotic screen Second Edition seen single Small crown 8vo stereoscope surface T. H. HUXLEY Third Edition tion torsion Translated vertical meridian vibrations visual lines visual result vols
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