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 , R ch FIG . 21 . GENERALIZED SECTION OF RETINA , ETC. - 0 , optic nerve ; S , sclerotic ; ch , choroid ; R , retina ; b ...
... represent it on a smaller scale as composed of three principal layers : First , the innermost layer , f , Fig . 21 , R ch FIG . 21 . GENERALIZED SECTION OF RETINA , ETC. - 0 , optic nerve ; S , sclerotic ; ch , choroid ; R , retina ; b ...
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 retinæ , 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 retinæ , 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 cones corresponding points cross depth of space distant objects distinct double images evident exactly Experiment external images eyes by squinting farther fibers field of view figures finger focal adjustment foreground forms of perspective gaze heteronymously homonymously horizontal horopter identical points impression inches inclination interocular space inverted jects left eye lens less convergence light line of sight look median plane monocular images motion muscles naked eyes nearer nose object or scene oblique observer ocular optic axes optic chiasm optic convergence optic nerve outward parallel perceived perception of depth perfect image perfectly point of sight position projection rays refractive represent retina retinal images right and left right eye rotation sclerotic screen seen single side stereoscope stereoscopic pictures surface tion torsion turn the eyes unite visual lines visual result