Sight: An Exposition of the Principles of Monocular and Binocular VisionKegan Paul, 1881 - 275 páginas |
Dentro del libro
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Página 4
... large , perhaps some may think a too large , space to the discussion of binocular vision . I have done so , partly because I have devoted special attention to this department , partly because it is so very imperfectly presented by other ...
... large , perhaps some may think a too large , space to the discussion of binocular vision . I have done so , partly because I have devoted special attention to this department , partly because it is so very imperfectly presented by other ...
Página 25
... large ; then the light , diverging from any point , b , Fig . 6 , A , of the object a bc , 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 8 s ...
... large ; then the light , diverging from any point , b , Fig . 6 , A , of the object a bc , 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 8 s ...
Página 38
... large portion may be shut out , and when the light is feeble , a larger portion may be admitted . optical instruments this is done by means of diaphragms . In the camera we have brass caps with holes of various sizes , which may be ...
... large portion may be shut out , and when the light is feeble , a larger portion may be admitted . optical instruments this is done by means of diaphragms . In the camera we have brass caps with holes of various sizes , which may be ...
Página 39
... large portion of the light is shut out . When the light diminishes , as in twilight , the circular fibers relax , the previously stretched radi- ating fibers contract by elasticity , and enlarge the pupil . At night the pupil enlarges ...
... large portion of the light is shut out . When the light diminishes , as in twilight , the circular fibers relax , the previously stretched radi- ating fibers contract by elasticity , and enlarge the pupil . At night the pupil enlarges ...
Página 57
... large nucle- ated cells , c and e , and a layer of very large nucleolated cells , g , from which go out branching fibers . These are multipolar cells , or ganglia . It is further seen that the bacillary layer is composed of two kinds of ...
... large nucle- ated cells , c and e , and a layer of very large nucleolated cells , g , from which go out branching fibers . These are multipolar cells , or ganglia . It is further seen that the bacillary layer is composed of two kinds of ...
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Términos y frases comunes
angle axis bacillary layer binocular eye binocular perspective binocular vision camera central spot Cheaper Edition ciliary muscle Cloth colors combined images cones corresponding points cross Demy 8vo diagram direction distance distant objects distinct divergence double images evident Experiment external images farther Fcap fibers field of view Frontispiece Helmholtz heteronymous horizontal horopter horopteric line Illustrations impression inches inclination interocular space jects Large post 8vo left eye left-eye image lens light line of sight look median line monocular motion muscles nearer nose observer ocular optic axes optic centers optic chiasm optic nerve outward parallel perception perfectly phenomena plane Poems point of sight Portrait position price 75 Prof projection rays refractive represent retina retinal images right eye rotation sclerotic screen Second Edition seen single Small crown 8vo stereoscope surface T. H. HUXLEY Third Edition tion torsion Translated vertical meridian vibrations visual lines visual result vols
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