Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
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Página 10
... perceive an odor . The second pair of cranial nerves - the optic - is specially organized in a truly wonderful way to respond to the ethereal vibrations called light , and nothing else . If , therefore , these nerves be mechanically ...
... perceive an odor . The second pair of cranial nerves - the optic - is specially organized in a truly wonderful way to respond to the ethereal vibrations called light , and nothing else . If , therefore , these nerves be mechanically ...
Página 11
... perceive a different prop- erty , viz . , the five special sense - fibers for sight , hear- ing , smell , taste ... perceived by the nerves of com- mon sensation as a jarring . When the vibrations are so rapid that there are sixteen ...
... perceive a different prop- erty , viz . , the five special sense - fibers for sight , hear- ing , smell , taste ... perceived by the nerves of com- mon sensation as a jarring . When the vibrations are so rapid that there are sixteen ...
Página 12
... perceived by the nerves of common sen- sation , but a special nerve — the auditive — is organized to respond to or co - vibrate with them . As the vibrations increase in number , they are perceived as higher and higher pitch , until ...
... perceived by the nerves of common sen- sation , but a special nerve — the auditive — is organized to respond to or co - vibrate with them . As the vibrations increase in number , they are perceived as higher and higher pitch , until ...
Página 13
... perceived as different colors , in the order seen in the spectrum , until 831,000,000,000 , - 000 is reached ... perceive at a dis- tance , limited only by the extent of the atmosphere and the energy of the initial vibration . In sight ...
... perceived as different colors , in the order seen in the spectrum , until 831,000,000,000 , - 000 is reached ... perceive at a dis- tance , limited only by the extent of the atmosphere and the energy of the initial vibration . In sight ...
Página 14
... perceive light , but not objects ; because , though the specialized nerve is present , the appropriate instrument is wanting . It is on these two higher senses that fine art is wholly and science is mainly founded . The specialized ...
... perceive light , but not objects ; because , though the specialized nerve is present , the appropriate instrument is wanting . It is on these two higher senses that fine art is wholly and science is mainly founded . The specialized ...
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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