Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
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Página 10
... represented by an unmodified cellular structure , performing all the func tions of the animal body , but in an imperfect manner . Each cell in such an organism will feel like a nervous . cell , contract like a muscular cell , respire ...
... represented by an unmodified cellular structure , performing all the func tions of the animal body , but in an imperfect manner . Each cell in such an organism will feel like a nervous . cell , contract like a muscular cell , respire ...
Página 20
... muscles . If we compare the eye to a globular watch , then the sclerotic represents the outer case . 2. The more protuberant part of the ball is covered with a thick , strong , but very transparent membrane 20 MONOCULAR VISION .
... muscles . If we compare the eye to a globular watch , then the sclerotic represents the outer case . 2. The more protuberant part of the ball is covered with a thick , strong , but very transparent membrane 20 MONOCULAR VISION .
Página 55
... represent it on a smaller scale as composed of three principal layers : First , the innermost layer , f , Fig . 21 , FIG . 21 . R ch V C g b ch GENERALIZED SECTION OF RETINA , ETC. — 0 , optic nerve ; S , sclerotic ; ch , choroid ; R ...
... represent it on a smaller scale as composed of three principal layers : First , the innermost layer , f , Fig . 21 , FIG . 21 . R ch V C g b ch GENERALIZED SECTION OF RETINA , ETC. — 0 , optic nerve ; S , sclerotic ; ch , choroid ; R ...
Página 71
... represents the state of the retina . With the eyes open , we call it the field of view , filled with objects ; with the eyes shut , it is the field of darkness — visible , palpable darkness , without visible objects . The one is the ...
... represents the state of the retina . With the eyes open , we call it the field of view , filled with objects ; with the eyes shut , it is the field of darkness — visible , palpable darkness , without visible objects . The one is the ...
Página 91
... represented in external space by spectra , external images , etc. But we have two eyes , and therefore two retina , and there- fore also two fields of view , the external projections of the two retina . These two fields of view partly.
... represented in external space by spectra , external images , etc. But we have two eyes , and therefore two retina , and there- fore also two fields of view , the external projections of the two retina . These two fields of view partly.
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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