Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
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Página 72
... lines and cloud- ings . If the retina has been previously strongly im- pressed , spectra are seen on this dark ... visual phenomena . Corresponding Points , Retinal and Spatial . - Further , it is evident that every point - every rod or cone ...
... lines and cloud- ings . If the retina has been previously strongly im- pressed , spectra are seen on this dark ... visual phenomena . Corresponding Points , Retinal and Spatial . - Further , it is evident that every point - every rod or cone ...
Página 73
... lines must cross each other there . In other words , the lines forming correspondent points in space and on the ... Visual Field . — We have already stated that there are two spots on the retina where the constituent layers do not all ...
... lines must cross each other there . In other words , the lines forming correspondent points in space and on the ... Visual Field . — We have already stated that there are two spots on the retina where the constituent layers do not all ...
Página 92
... line of the nose n n on the left , the brows br above , and the cheek ch below . The field of the left eye , L , is bounded similarly on the right by the nose n'n ' , n ' n ' , the brow br ' , and the cheek ch ' . Between the lines of ...
... line of the nose n n on the left , the brows br above , and the cheek ch below . The field of the left eye , L , is bounded similarly on the right by the nose n'n ' , n ' n ' , the brow br ' , and the cheek ch ' . Between the lines of ...
Página 105
... visual phe- nomena are explained , viz . , the law of direction and the law of corresponding points . The one gives ... lines con- necting and crossing in the nodal point ; the other asserts a correspondence point for point of the rods ...
... visual phe- nomena are explained , viz . , the law of direction and the law of corresponding points . The one gives ... lines con- necting and crossing in the nodal point ; the other asserts a correspondence point for point of the rods ...
Página 130
... visual impressions , we shall find further that , when we look steadily at the larger circle or base , the smaller ... lines a a ' and b b ′ behave exactly like the lines de- scribed on page 122 , forming a V , an inverted V , or an X ...
... visual impressions , we shall find further that , when we look steadily at the larger circle or base , the smaller ... lines a a ' and b b ′ behave exactly like the lines de- scribed on page 122 , forming a V , an inverted V , or an X ...
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Términos y frases comunes
angle axis bacillary layer binocular eye binocular perspective binocular vision camera central spot ciliary muscle circle colors combined images cornea corresponding points cross depth of space distance distant objects distinct divergence double images evident exactly Experiment external images farther fibers field of view gaze Helmholtz heteronymous homonymous horizontal horopter horopteric line identical points Illustrations impression inches inclination interocular space inverted jects law of corresponding left eye left-eye image lens light line of sight look median line middle monocular motion muscles naked eyes nearer nose oblique observer ocular optic axes optic centers optic chiasm optic convergence optic nerve outward parallel perceived perception perfect image perfectly point of sight position projection pupil ray-lines rays refractive represent retina retinal images right and left right eye right-eye image rotation sclerotic screen seen single shut side stereoscope surface tion torsion turn the eyes vergence vertical meridian vibrations visual lines visual result