Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1897 - 318 páginas |
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Página 1
... LIGHT AND PHOTOGRAPHY IN THEIR AP- PLICATION TO ART , SCIENCE , AND INDUSTRY . By Dr. HERMANN VOGEL , Royal Industrial Academy of Berlin . With 100 Illustrations . $ 2.00 . 15. FUNGI : Their Nature and Uses . By M. C. COOKE , M. A. , LL ...
... LIGHT AND PHOTOGRAPHY IN THEIR AP- PLICATION TO ART , SCIENCE , AND INDUSTRY . By Dr. HERMANN VOGEL , Royal Industrial Academy of Berlin . With 100 Illustrations . $ 2.00 . 15. FUNGI : Their Nature and Uses . By M. C. COOKE , M. A. , LL ...
Página xi
... light , 31 ; adjustment for distance , 35 ; accommodation of the eye , 35 ; experiment illustrating , 37 ; theory of adjustment , 38 ; Helmholtz's view , 39 . SECTION II . - DEFECTS OF THE EYE AS AN INSTRUMENT , 40 ; THE IMPERFECT EYE ...
... light , 31 ; adjustment for distance , 35 ; accommodation of the eye , 35 ; experiment illustrating , 37 ; theory of adjustment , 38 ; Helmholtz's view , 39 . SECTION II . - DEFECTS OF THE EYE AS AN INSTRUMENT , 40 ; THE IMPERFECT EYE ...
Página xvi
... light , 303 ; coex- tensive with life , 303 ; this not special sense , 303 ; first be- ginnings of special sense determined by light itself , 303 ; define eye - spot , 304 ; several stages in development of eye- spots and diagrams ...
... light , 303 ; coex- tensive with life , 303 ; this not special sense , 303 ; first be- ginnings of special sense determined by light itself , 303 ; define eye - spot , 304 ; several stages in development of eye- spots and diagrams ...
Página xvi
... light , and nothing else . If , therefore , these nerves be mechanically irritated , we do not feel anything , but see a flash of light . In a similar manner , the eighth pair - the auditive nerve - is special- ly organized to respond ...
... light , and nothing else . If , therefore , these nerves be mechanically irritated , we do not feel anything , but see a flash of light . In a similar manner , the eighth pair - the auditive nerve - is special- ly organized to respond ...
Página 5
... light . The vibrations which produce this sensation are so rapid — the lowest about 400,000 , - 000,000,000 in a second - that they can be conveyed only by the ethereal medium . For the perception of these vibrations , a peculiar and ...
... light . The vibrations which produce this sensation are so rapid — the lowest about 400,000 , - 000,000,000 in a second - that they can be conveyed only by the ethereal medium . For the perception of these vibrations , a peculiar and ...
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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