Sight: An Exposition on the Principles of Monocular and Binocular VisionD. Appleton, 1897 - 318 pagini |
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Pagina 61
... passing a spark of electricity through the head or through the eye in such wise as to pene- trate the retina or traverse the optic nerve . The phe- nomenon has also been observed in cases of extirpation of the eye at the moment of ...
... passing a spark of electricity through the head or through the eye in such wise as to pene- trate the retina or traverse the optic nerve . The phe- nomenon has also been observed in cases of extirpation of the eye at the moment of ...
Pagina 72
... passing through the nodal point is referred back along the same ray - line to its true place in space . Thus , for every radiant point in the object there is a correspondent focal point in the retinal image ; and every focal point is ...
... passing through the nodal point is referred back along the same ray - line to its true place in space . Thus , for every radiant point in the object there is a correspondent focal point in the retinal image ; and every focal point is ...
Pagina 78
... passing down the animal scale , the central spot is quickly lost . It exists only in man and the higher monkeys . In the lower animals , it is necessary for safety that they should see well over a very wide field . In man , on the ...
... passing down the animal scale , the central spot is quickly lost . It exists only in man and the higher monkeys . In the lower animals , it is necessary for safety that they should see well over a very wide field . In man , on the ...
Pagina 89
... passing that since the entrance of the optic nerve is on the nasal side of the central spot , and since , as we shall see later , ( page 116 ) , impressions on the two nasal halves of the retinæ produce homonymously double images , in ...
... passing that since the entrance of the optic nerve is on the nasal side of the central spot , and since , as we shall see later , ( page 116 ) , impressions on the two nasal halves of the retinæ produce homonymously double images , in ...
Pagina 118
... passing through the point of sight all objects lying in which are seen single , is called the horopter . Whether there be such a surface at all , and if there is , what is its form , are questions upon which the acutest observers differ ...
... passing through the point of sight all objects lying in which are seen single , is called the horopter . Whether there be such a surface at all , and if there is , what is its form , are questions upon which the acutest observers differ ...
Alte ediții - Afișează-le pe toate
Sight: An Exposition of the Principles of Monocular and Binocular Vision Joseph LeConte Vizualizare completă - 1895 |
Sight: An Exposition of the Principles of Monocular and Binocular Vision Joseph Leconte Nu există previzualizare disponibilă - 2018 |
Sight: An Exposition of the Principles of Monocular and Binocular Vision Joseph LeConte Nu există previzualizare disponibilă - 2016 |
Termeni și expresii frecvente
adjustment angle axis bacillary layer becomes binocular eye binocular perspective binocular vision camera central spots ciliary muscle colors combined image concave cones convergent motion corresponding points cross depth of space distance distant objects distinct divergence double images evident exactly experiment experimental plane explained external images farther fibers field of view focal fore Helmholtz heteronymous homonymously horizontal horopter horopteric circle impression inches inclined interocular space law of corresponding left eye left-eye image lens light line of sight look median line middle monocular muscles naked eyes nearer nodal point nose oblique observer ocular motion opposite directions optic axes optic centers optic chiasm optic nerve optic vesicle outward parallel motion perception perfectly phenomena point of sight position primary projection rays refractive represent retina retinal images right eye rotation sclerotic screen seen single side stereoscope surface tion torsion vergence vertical line vertical meridian vibrations visual plane visual result
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