Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
Dentro del libro
Resultados 1-5 de 67
Página 18
... eye , it is this mucous membrane which is affected , and not the eye proper ... left side , just in front of the middle or equator of the globe ( Fig . 3 ) ... left , if we are speaking of the right eye . This is their action expressed ...
... eye , it is this mucous membrane which is affected , and not the eye proper ... left side , just in front of the middle or equator of the globe ( Fig . 3 ) ... left , if we are speaking of the right eye . This is their action expressed ...
Página 19
... eye upward , but also to rotate it a little on its axis inward toward the ... left . The inferior oblique ( Fig . 3 , d ) rises from the anterior , inner ... eye inward and upward , and at the same time to rotate it on its axis outward ...
... eye upward , but also to rotate it a little on its axis inward toward the ... left . The inferior oblique ( Fig . 3 , d ) rises from the anterior , inner ... eye inward and upward , and at the same time to rotate it on its axis outward ...
Página 43
... eye to very near objects , the crystalline becomes thicker in the middle , and pushes the pupil a little forward ... left , F , to distant objects . Theory of Adjustment . Thus much may be con- sidered. THE EYE AS AN OPTICAL INSTRUMENT . 43.
... eye to very near objects , the crystalline becomes thicker in the middle , and pushes the pupil a little forward ... left , F , to distant objects . Theory of Adjustment . Thus much may be con- sidered. THE EYE AS AN OPTICAL INSTRUMENT . 43.
Página 54
... eye - sockets a little to the interior of the point ; then pass through the midst of the fatty cushion behind the eye , surrounded FIG . 20 . A VIEW OF THE TWO EYES ... left optic nerves . ( After Helmholtz . ) by the diverging recti muscles ...
... eye - sockets a little to the interior of the point ; then pass through the midst of the fatty cushion behind the eye , surrounded FIG . 20 . A VIEW OF THE TWO EYES ... left optic nerves . ( After Helmholtz . ) by the diverging recti muscles ...
Página 68
... left , hold the candle very near the right eye , within three or four inches , obliquely outward and forward , so that the light shall strongly illuminate the retina . Now move the light about gently , upward , downward , back FIG . 24 ...
... left , hold the candle very near the right eye , within three or four inches , obliquely outward and forward , so that the light shall strongly illuminate the retina . Now move the light about gently , upward , downward , back FIG . 24 ...
Términos y frases comunes
angle animals axis bacillary layer binocular eye binocular perspective binocular vision camera central spot ciliary muscle circle Cloth colors combined images cones 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 left eye left-eye image lens light line of sight look median line monocular motion muscles naked eyes natural 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 ray-lines rays refractive represent retina retinal images right and left right eye rotation sclerotic screen seen single shut side Sociology stereoscope surface T. H. HUXLEY tion torsion vertical meridian vibrations visual lines visual result vols
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