Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
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Página 7
... combination of stereoscopic pictures , 128 ; with the naked eyes , 128 ; experiments illus- trating , 129-133 ; combination by the use of the stereoscope , 134 ; inverse perspective , 135 ; experiments illustrating , 136- 141 ...
... combination of stereoscopic pictures , 128 ; with the naked eyes , 128 ; experiments illus- trating , 129-133 ; combination by the use of the stereoscope , 134 ; inverse perspective , 135 ; experiments illustrating , 136- 141 ...
Página 15
... combination of directions . But solid form , size , and distance , though they may seem to be immediately per- ceived , are not direct perceptions , but only very simple judgments based on the data given above . We only state these ...
... combination of directions . But solid form , size , and distance , though they may seem to be immediately per- ceived , are not direct perceptions , but only very simple judgments based on the data given above . We only state these ...
Página 33
... combination of a double con- vex and a double concave lens , if of same material and of equal curvature , like Fig . 11 , A , will produce no refraction , be- cause the refraction produced in one direction by the convex lens is ...
... combination of a double con- vex and a double concave lens , if of same material and of equal curvature , like Fig . 11 , A , will produce no refraction , be- cause the refraction produced in one direction by the convex lens is ...
Página 34
... combination will be a refractive , but not a dispersive , lens , and there- fore will make an image without colored edges . Such a compound lens is called achromatic . reous . This is the way in which art makes achromatic lenses , and ...
... combination will be a refractive , but not a dispersive , lens , and there- fore will make an image without colored edges . Such a compound lens is called achromatic . reous . This is the way in which art makes achromatic lenses , and ...
Página 35
... combination of lenses was taken from the structure of the eye by Euler , and afterward carried out successfully by Dollond . That the chromatism of the eye is substantially corrected is shown by the complete absence of colored edges of ...
... combination of lenses was taken from the structure of the eye by Euler , and afterward carried out successfully by Dollond . That the chromatism of the eye is substantially corrected is shown by the complete absence of colored edges of ...
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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 cornea 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 law of corresponding left eye left-eye image lens light line of sight look median line middle monocular motion muscles naked eyes 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 pupil ray-lines rays refractive represent retina retinal images right and left right eye right-eye image rotation sclerotic screen seen single shut side stereoscope surface tion torsion turn the eyes vergence vertical meridian vibrations visual lines visual result