Sight: An Exposition of the Principles of Monocular and Binocular VisionKegan Paul, 1881 - 275 páginas |
Dentro del libro
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Página 11
... When the vibrations are so rapid that there are sixteen complete movements back and forth in a second , an entirely different sensa- tion is produced , which we call sound . The RELATION OF GENERAL TO SPECIAL SENSE . 11.
... When the vibrations are so rapid that there are sixteen complete movements back and forth in a second , an entirely different sensa- tion is produced , which we call sound . The RELATION OF GENERAL TO SPECIAL SENSE . 11.
Página 35
... complete absence of colored edges of strongly illuminated objects , and the sharp definition of objects seen by good eyes . By close observation and refined methods , it has been recently shown that the chromatism of the eye is not ...
... complete absence of colored edges of strongly illuminated objects , and the sharp definition of objects seen by good eyes . By close observation and refined methods , it has been recently shown that the chromatism of the eye is not ...
Página 36
... complete correction can only be made by increasing the refraction of the central portions of the lens , and this may con- ceivably be accomplished in two ways , viz . , either by increasing the curvature of this part or by increasing ...
... complete correction can only be made by increasing the refraction of the central portions of the lens , and this may con- ceivably be accomplished in two ways , viz . , either by increasing the curvature of this part or by increasing ...
Página 72
... complete rest in the early morning , give rise spontaneously to more definite spectra , often of beautiful colors . I have often , in bed in the morning , watched with eyes shut these splendid spectra , consisting of a colored patch ...
... complete rest in the early morning , give rise spontaneously to more definite spectra , often of beautiful colors . I have often , in bed in the morning , watched with eyes shut these splendid spectra , consisting of a colored patch ...
Página 113
... complete , because of the presence of the accompanying monocular images ; but the forma- tion of these may be prevented by the use of appro- priate screens . Experiment 2. - If in the first experiment with the money , before combining ...
... complete , because of the presence of the accompanying monocular images ; but the forma- tion of these may be prevented by the use of appro- priate screens . Experiment 2. - If in the first experiment with the money , before combining ...
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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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