Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1897 - 318 páginas |
Dentro del libro
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Página xvi
... turning back of nerve - fibers to terminate in rods and cones , and thus of the blind spot , 308 ; retina epidermal in invertebrates and cerebral in ver- tebrates , 309 : bacillary layer in both epithelial , 309 ; transi- tion from ...
... turning back of nerve - fibers to terminate in rods and cones , and thus of the blind spot , 308 ; retina epidermal in invertebrates and cerebral in ver- tebrates , 309 : bacillary layer in both epithelial , 309 ; transi- tion from ...
Página xvi
... turn may determine changes in consciousness which we call sensation . The simplest and most general form of sensation is what is called general sensibility , or common sensation . This is a mere sense of contact , an indefinite ...
... turn may determine changes in consciousness which we call sensation . The simplest and most general form of sensation is what is called general sensibility , or common sensation . This is a mere sense of contact , an indefinite ...
Página 9
... turns over the edge ( Fig . 2 , 77 ) and passes under the lids , becoming here thin and tender mucous membrane ; it is then reflected from the back part of the lid to the anterior surface of the white portion of the ball ( Fig . 2 , a a ) ...
... turns over the edge ( Fig . 2 , 77 ) and passes under the lids , becoming here thin and tender mucous membrane ; it is then reflected from the back part of the lid to the anterior surface of the white portion of the ball ( Fig . 2 , a a ) ...
Página 10
... turns in all directions . This is by means of six slender muscles . Four of these are called the straight muscles and two the oblique muscles . The straight muscles all rise at the bottom FIG . 2 . FIG . 3 . 7 MUSCLES OF THE EYEBALL ...
... turns in all directions . This is by means of six slender muscles . Four of these are called the straight muscles and two the oblique muscles . The straight muscles all rise at the bottom FIG . 2 . FIG . 3 . 7 MUSCLES OF THE EYEBALL ...
Página 11
... turn the eye upward , but also to turn it inward toward the nose and rotate it on its visual axis inward ; while the inferior rectus not only turns the eye downward , but also turns it inward toward the nose and rotates it on its visual ...
... turn the eye upward , but also to turn it inward toward the nose and rotate it on its visual axis inward ; while the inferior rectus not only turns the eye downward , but also turns it inward toward the nose and rotates it on its visual ...
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Términos y frases comunes
adjustment angle axis bacillary layer becomes binocular eye binocular perspective binocular vision blind spot camera central spot ciliary muscle circle colors combined image concave corresponding points cross defect depth of space distance distant objects distinct divergence double images evident exactly Experiment explained external images farther fibers field of view focal fore fovea Helmholtz heteronymous homonymous horizontal horopter horopteric line Illustrations impression inches inclined interocular space left eye left-eye image lens light line of sight look median plane middle monocular motion muscles nearer normal eye nose oblique observer ocular optic axes optic chiasm optic nerve optic vesicle outward parallel perceived perception perfectly phantom phenomena point of sight position primary projection pupil ray-line rays refractive represent retina retinal images right and left right eye right-eye image rotation sclerotic screen seen single sensation side stereoscope surface tion torsion turn the eyes vergence vibrations visual lines visual result