Sight: An Exposition of the Principles of Monocular and Binocular Vision |
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Página 8
... 194 ; Helmholtz's results , 195 ; Helmholtz's view as to the relation of apparent
and real vertical meridian , 197 ; experiments testing its truth , 198 ; adverse
conclusion reached , 201 ; Meissner's results , experiments proving , 203 ; my
results ...
... 194 ; Helmholtz's results , 195 ; Helmholtz's view as to the relation of apparent
and real vertical meridian , 197 ; experiments testing its truth , 198 ; adverse
conclusion reached , 201 ; Meissner's results , experiments proving , 203 ; my
results ...
Página 52
Its refraction in a horizontal and a vertical plane will be equal . This is necessary
to bring all rays to a perfect point at the same distance . But eyes are found in
which the horizontal curvature of the cornea or of the crystalline , or both , is
different ...
Its refraction in a horizontal and a vertical plane will be equal . This is necessary
to bring all rays to a perfect point at the same distance . But eyes are found in
which the horizontal curvature of the cornea or of the crystalline , or both , is
different ...
Página 88
This watery lens will be saddle - shapedi . e . , concave vertically and convex
horizontally . Now the rays from the light ( L , Fig . 27 ) which penetrate the center
of the pupil will pass directly on without refraction except what is normal , and
make ...
This watery lens will be saddle - shapedi . e . , concave vertically and convex
horizontally . Now the rays from the light ( L , Fig . 27 ) which penetrate the center
of the pupil will pass directly on without refraction except what is normal , and
make ...
Página 94
Place the two forefingers , one before the other , in the middle plane of the head (
i . e . , the vertical plane through the nose , and dividing the head into two
symmetrical halves ) , and separated by a considerable distancesay one 8 inches
and ...
Place the two forefingers , one before the other , in the middle plane of the head (
i . e . , the vertical plane through the nose , and dividing the head into two
symmetrical halves ) , and separated by a considerable distancesay one 8 inches
and ...
Página 96
If now we draw vertical lines ( vertical meridians ) , a b , a ' b ' , through the central
spots , so as to divide the retinæ into two equal halves , then the right halves
would correspond point for point , and the left halves would correspond point for ...
If now we draw vertical lines ( vertical meridians ) , a b , a ' b ' , through the central
spots , so as to divide the retinæ into two equal halves , then the right halves
would correspond point for point , and the left halves would correspond point for ...
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adjustment already angle appear becomes binocular called central spot circle Cloth colors combined complete condition cones convergence corresponding points cross Demy 8vo diagram direction distance distinct double images evident exactly Experiment explained external fact fall farther Fcap field of view figures front hand horizontal horopter Illustrations impression inches inclination increasing Large layer left eye lens less light look median middle motion move muscles natural nearer necessary nerve nose object observer opposite optic optic axes outward parallel passing perception perfect perfectly perspective phenomena plane Poems point of sight position post 8vo price 35 primary produced projection rays referred represent result retina retinal images right eye rotation screen Second Edition seen shown side single Small crown 8vo space stereoscope surface Third tion Translated true turn unite vertical vision visual lines vols wall whole
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Información bibliográfica
| Título | Sight: An Exposition of the Principles of Monocular and Binocular Vision Volumen33 de Internat. sci. series International scientific series |
| Autor | Joseph LeConte |
| Editor | D. Appleton, 1881 |
| Procedencia del original | Universidad de Oxford |
| Digitalizado | 7 Sep. 2006 |
| Largo | 275 páginas |
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