Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
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Página 8
... circle , 194 ; Claparède's view , 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 ...
... circle , 194 ; Claparède's view , 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 ...
Página 21
... circle of junction of the cornea with the sclerotic , and thus cutting off the more protuberant clear part from the main part of the ball , and thus corresponding in position to the face of the watch , there is an opaque , colored plate ...
... circle of junction of the cornea with the sclerotic , and thus cutting off the more protuberant clear part from the main part of the ball , and thus corresponding in position to the face of the watch , there is an opaque , colored plate ...
Página 25
... circle b ' , on the screen s s . Similarly , the rays from a will с spread out and form the circle a ' , FORMATION OF THE IMAGE . 25.
... circle b ' , on the screen s s . Similarly , the rays from a will с spread out and form the circle a ' , FORMATION OF THE IMAGE . 25.
Página 26
... circle d . Thus it is seen that rays from widely different points in the object mix with each other on the receiv ... circles of dispersion , a ' b'c ' , become smaller in the same proportion ; and , therefore , the light from different ...
... circle d . Thus it is seen that rays from widely different points in the object mix with each other on the receiv ... circles of dispersion , a ' b'c ' , become smaller in the same proportion ; and , therefore , the light from different ...
Página 81
... circle of 3 inches will entirely dis- appear at that distance . Taking the nodal point of the lenses or the point of ray - crossing at of an inch in front of the retina ( it is a very little less ) , an invisible spot of 3 inches at a ...
... circle of 3 inches will entirely dis- appear at that distance . Taking the nodal point of the lenses or the point of ray - crossing at of an inch in front of the retina ( it is a very little less ) , an invisible spot of 3 inches at a ...
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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