Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
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Página 7
... CONVERGENT MOTION , 177 ; the rotation in this case real , 178 ; difficulty in experimenting , 178 ; ex- periments proving rotation on optic axes in convergence , 180-187 ; effect of elevation and depression of visual plane , 188 ...
... CONVERGENT MOTION , 177 ; the rotation in this case real , 178 ; difficulty in experimenting , 178 ; ex- periments proving rotation on optic axes in convergence , 180-187 ; effect of elevation and depression of visual plane , 188 ...
Página 22
... converging folds , which surrounds the outer margin of the lens ( to be pres- ently described ) like a dark , plaited collar . These plaits , or folds , seventy to seventy - two in number , are called the ciliary processes ( Fig . 5 ...
... converging folds , which surrounds the outer margin of the lens ( to be pres- ently described ) like a dark , plaited collar . These plaits , or folds , seventy to seventy - two in number , are called the ciliary processes ( Fig . 5 ...
Página 39
... converge from the outer margin of the iris as a fixed point , and take hold on the movable margin of the pupil , and , when they contract , pull open the pupil on every side , and thus enlarge it ( Fig . 15 , B ) . The circular fibers ...
... converge from the outer margin of the iris as a fixed point , and take hold on the movable margin of the pupil , and , when they contract , pull open the pupil on every side , and thus enlarge it ( Fig . 15 , B ) . The circular fibers ...
Página 54
... converge , unite , and partially cross their fibers at the optic chiasm , ch ; then , again diverging , enter the conical eye - sockets a little to the interior of the point ; then pass through the midst of the fatty cushion behind the ...
... converge , unite , and partially cross their fibers at the optic chiasm , ch ; then , again diverging , enter the conical eye - sockets a little to the interior of the point ; then pass through the midst of the fatty cushion behind the ...
Página 107
... converging the optic axes strongly and then allowing them to become again par- allel , objects , or rather their ... convergence , or in trying to look at the root of the nose . Divergence of the eyes may be produced by pressing the ...
... converging the optic axes strongly and then allowing them to become again par- allel , objects , or rather their ... convergence , or in trying to look at the root of the nose . Divergence of the eyes may be produced by pressing the ...
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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