Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
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Página 9
... gives knowledge of externality - of the existence of the external world- but not of the properties of matter . The ... give clear knowledge of differ- ent properties . Thus , for example , the first INTRODUCTORY PAGE THE RELATION OF ...
... gives knowledge of externality - of the existence of the external world- but not of the properties of matter . The ... give clear knowledge of differ- ent properties . Thus , for example , the first INTRODUCTORY PAGE THE RELATION OF ...
Página 14
... 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 is found ...
... 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 is found ...
Página 20
... gives form without rigidity . On this ac- count the ball yields to pressure , but quickly regains its form . It also serves as the basis of attachment for the muscles . If we compare the eye to a globular watch , then the sclerotic ...
... gives form without rigidity . On this ac- count the ball yields to pressure , but quickly regains its form . It also serves as the basis of attachment for the muscles . If we compare the eye to a globular watch , then the sclerotic ...
Página 22
... gives it a deep - brown , velvety appearance . Its function is to quench the light as soon as it has done its work of impressing the retina . The anterior portion of the choroid , separated from the sclerotic , drawn together as a ...
... gives it a deep - brown , velvety appearance . Its function is to quench the light as soon as it has done its work of impressing the retina . The anterior portion of the choroid , separated from the sclerotic , drawn together as a ...
Página 37
... give reasons showing that this property of the crystalline can be of little value to man . 5. Adjustment for Light . The delicate work done by the camera and by the eye requires a proper regulation * " Archives des Sciences , " vol ...
... give reasons showing that this property of the crystalline can be of little value to man . 5. Adjustment for Light . The delicate work done by the camera and by the eye requires a proper regulation * " Archives des Sciences , " vol ...
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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