Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
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Página 19
... bring into action the two superior recti ; if downward , the two inferior recti ; if to the right , the exterior rectus of the right and the interior rectus of the left eye ; if to the left , the external rectus of the left and internal ...
... bring into action the two superior recti ; if downward , the two inferior recti ; if to the right , the exterior rectus of the right and the interior rectus of the left eye ; if to the left , the external rectus of the left and internal ...
Página 20
... bring into action the two exterior recti to turn the eyes outward , nor the superior rectus of one eye and the inferior rectus of the other , so as to turn the one eye upward and the other downward . The reason of this is because such ...
... bring into action the two exterior recti to turn the eyes outward , nor the superior rectus of one eye and the inferior rectus of the other , so as to turn the one eye upward and the other downward . The reason of this is because such ...
Página 38
... bring a larger or a smaller hole in front of the lens . In the eye the same end is reached , in a far more perfect manner , by means of the iris . The iris ( Fig . FIG . 14 . FIG . 15 . HUMAN EYE , ENLARGED , WITH PART OF CORNEA AND ...
... bring a larger or a smaller hole in front of the lens . In the eye the same end is reached , in a far more perfect manner , by means of the iris . The iris ( Fig . FIG . 14 . FIG . 15 . HUMAN EYE , ENLARGED , WITH PART OF CORNEA AND ...
Página 41
... bring the receiving plate nearer the lens . So in the opera - glass we elongate the tube for near ob- jects , and shorten it for more distant . In the micro- scope , on the contrary , the image is usually thrown to the same place in the ...
... bring the receiving plate nearer the lens . So in the opera - glass we elongate the tube for near ob- jects , and shorten it for more distant . In the micro- scope , on the contrary , the image is usually thrown to the same place in the ...
Página 46
... bring out , in a clear and intelligible form , the beautiful struc- ture of the eye , by comparing it with the camera , and showing its superiority . But the eye of which we have been speaking is the normal or perfect eye . This normal ...
... bring out , in a clear and intelligible form , the beautiful struc- ture of the eye , by comparing it with the camera , and showing its superiority . But the eye of which we have been speaking is the normal or perfect eye . This normal ...
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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