Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
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Página 4
... whole subject of vision . As a means of scientific culture , the study of vision seems to me almost exceptional . It makes use of , and thus connects together , the sciences of Physics , Physi- ology , and even Psychology . It makes the ...
... whole subject of vision . As a means of scientific culture , the study of vision seems to me almost exceptional . It makes use of , and thus connects together , the sciences of Physics , Physi- ology , and even Psychology . It makes the ...
Página 22
... , coming from the brain , enters the eye - socket near its point , penetrates the sclerotic and the choroid , then spreads out within as a thin , concave membrane of nerve - tissue , covering the whole interior 22 MONOCULAR VISION .
... , coming from the brain , enters the eye - socket near its point , penetrates the sclerotic and the choroid , then spreads out within as a thin , concave membrane of nerve - tissue , covering the whole interior 22 MONOCULAR VISION .
Página 23
... whole interior of the ball as far forward as the ciliary collar . Its function is to receive and respond to the impressions of light . Its wonderful structure and functions will be explained hereafter . FIG . 5 . 5. Contents . - The ...
... whole interior of the ball as far forward as the ciliary collar . Its function is to receive and respond to the impressions of light . Its wonderful structure and functions will be explained hereafter . FIG . 5 . 5. Contents . - The ...
Página 24
... whole globular sur- face . SECTION II . - FORMATION OF THE IMAGE . The eyeball , as thus described , may be regarded as consisting essentially of two distinct portions , viz .: 1 . A nervous expansion , the retina , specialized for ...
... whole globular sur- face . SECTION II . - FORMATION OF THE IMAGE . The eyeball , as thus described , may be regarded as consisting essentially of two distinct portions , viz .: 1 . A nervous expansion , the retina , specialized for ...
Página 25
... and entering the hole h of diaphragm d d , will form a diverging pencil , and spread out over the whole circle b ' , on the screen s s . Similarly , the rays from a will spread out and form the circle a ' , and FORMATION OF THE IMAGE . 25.
... and entering the hole h of diaphragm d d , will form a diverging pencil , and spread out over the whole circle b ' , on the screen s s . Similarly , the rays from a will spread out and form the circle a ' , and FORMATION OF THE IMAGE . 25.
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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