Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1897 - 318 páginas |
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Página xvi
... cessive differentiations . Gradation among the Senses . - 1 . As to Response to Vibrations . - Now all these higher special senses may be regarded as the result of refinements of common sensation RELATION OF GENERAL TO SPECIAL SENSE . 3.
... cessive differentiations . Gradation among the Senses . - 1 . As to Response to Vibrations . - Now all these higher special senses may be regarded as the result of refinements of common sensation RELATION OF GENERAL TO SPECIAL SENSE . 3.
Página xvi
An Exposition of the Principles of Monocular and Binocular Vision Joseph LeConte. be regarded as the result of refinements of common sensation - each a more refined touch . Coarse vibra- tions are perceived by the nerves of common ...
An Exposition of the Principles of Monocular and Binocular Vision Joseph LeConte. be regarded as the result of refinements of common sensation - each a more refined touch . Coarse vibra- tions are perceived by the nerves of common ...
Página 17
... regarded as consisting essentially of two distinct portions , viz .: 1 . A nervous expansion , the retina , specialized for re- sponding to light - vibrations ; 2. An optical instrument , the lens apparatus , placed in front of the ...
... regarded as consisting essentially of two distinct portions , viz .: 1 . A nervous expansion , the retina , specialized for re- sponding to light - vibrations ; 2. An optical instrument , the lens apparatus , placed in front of the ...
Página 28
... regarded as a refracting surface , since this is in direct contact with the screen to be impressed , it may be con- sidered as a plano - concave lens . The refractive powers of the material of these are also different : that of the ...
... regarded as a refracting surface , since this is in direct contact with the screen to be impressed , it may be con- sidered as a plano - concave lens . The refractive powers of the material of these are also different : that of the ...
Página 30
... so that it may be regarded as consisting of ideal concentric layers , increasing in density and curvature until the central nucleus is a very dense and highly refractive FIG . 13 . spherule ( Fig . 13 ) 30 MONOCULAR VISION .
... so that it may be regarded as consisting of ideal concentric layers , increasing in density and curvature until the central nucleus is a very dense and highly refractive FIG . 13 . spherule ( Fig . 13 ) 30 MONOCULAR VISION .
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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