Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1897 - 318 páginas |
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Página xv
... less perfect as we go down , and disappears in fishes , 298. 2. POSITION OF OPTIC AXES , 298 ; parallel in man and apes , 299 ; more and more divergent as we go down , until 180 ° in fishes , 299 ; relation of position of axes to ...
... less perfect as we go down , and disappears in fishes , 298. 2. POSITION OF OPTIC AXES , 298 ; parallel in man and apes , 299 ; more and more divergent as we go down , until 180 ° in fishes , 299 ; relation of position of axes to ...
Página xvi
... less sacrificed to wide- ness of view , 300. 3. CENTRAL SPOT , OR FOVEA : Central in man and apes , 300 ; absent in most mammals and in reptiles and fishes , 300 ; relation of corresponding points to optic axes in man and mammals , 300 ...
... less sacrificed to wide- ness of view , 300. 3. CENTRAL SPOT , OR FOVEA : Central in man and apes , 300 ; absent in most mammals and in reptiles and fishes , 300 ; relation of corresponding points to optic axes in man and mammals , 300 ...
Página 5
... as one second is of twenty millions of years , or there are as many vibrations in one second as there are seconds in twenty millions of years . less a body is volatile or vaporizable it can not RELATION OF GENERAL TO SPECIAL SENSE . 5.
... as one second is of twenty millions of years , or there are as many vibrations in one second as there are seconds in twenty millions of years . less a body is volatile or vaporizable it can not RELATION OF GENERAL TO SPECIAL SENSE . 5.
Página 6
An Exposition of the Principles of Monocular and Binocular Vision Joseph LeConte. less a body is volatile or vaporizable it can not be smelled . In this last case , the perception of objects at a distance begins ; still it is by direct ...
An Exposition of the Principles of Monocular and Binocular Vision Joseph LeConte. less a body is volatile or vaporizable it can not be smelled . In this last case , the perception of objects at a distance begins ; still it is by direct ...
Página 19
... less and less , and there- fore the image fainter and fainter . If we suppose the hole to become a mathematical point , then one ray only passes from each point to the object , and goes to its own place in the image ( Fig . 6 , B ) ...
... less and less , and there- fore the image fainter and fainter . If we suppose the hole to become a mathematical point , then one ray only passes from each point to the object , and goes to its own place in the image ( Fig . 6 , B ) ...
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Términos y frases comunes
adjustment angle axis bacillary layer becomes binocular eye binocular perspective binocular vision blind spot camera central spot ciliary muscle circle colors combined image concave corresponding points cross defect depth of space distance distant objects distinct divergence double images evident exactly Experiment explained external images farther fibers field of view focal fore fovea Helmholtz heteronymous homonymous horizontal horopter horopteric line Illustrations impression inches inclined interocular space left eye left-eye image lens light line of sight look median plane middle monocular motion muscles nearer normal eye nose oblique observer ocular optic axes optic chiasm optic nerve optic vesicle outward parallel perceived perception perfectly phantom phenomena point of sight position primary projection pupil ray-line rays refractive represent retina retinal images right and left right eye right-eye image rotation sclerotic screen seen single sensation side stereoscope surface tion torsion turn the eyes vergence vibrations visual lines visual result