Sight: An Exposition on the Principles of Monocular and Binocular VisionD. Appleton, 1897 - 318 pagini |
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Pagina 11
... seen that the axis of the eye is not coincident with the axis of the socket , and , therefore , the action of the superior rectus by itself . is not only to turn the eye upward , but also to turn it inward toward the nose and rotate it ...
... seen that the axis of the eye is not coincident with the axis of the socket , and , therefore , the action of the superior rectus by itself . is not only to turn the eye upward , but also to turn it inward toward the nose and rotate it ...
Pagina 22
... seen that A FIG . 8 . B DIAGRAM ILLUSTRATING THE FORMATION OF AN IMAGE . - A B , the object ; a b , the image ; rr , retina of the normal eye . which enter the pupil , are refracted by the lenses of the eye , and if the eye be normal ...
... seen that A FIG . 8 . B DIAGRAM ILLUSTRATING THE FORMATION OF AN IMAGE . - A B , the object ; a b , the image ; rr , retina of the normal eye . which enter the pupil , are refracted by the lenses of the eye , and if the eye be normal ...
Pagina 23
... seen in the living eye by means of the ophthalmoscope . By reference to the diagram , Fig . 8 , it is seen that the central rays from all radiants cross each other in the lens . This point of ray - crossing is called the nodal point ...
... seen in the living eye by means of the ophthalmoscope . By reference to the diagram , Fig . 8 , it is seen that the central rays from all radiants cross each other in the lens . This point of ray - crossing is called the nodal point ...
Pagina 34
... seen to contract R to the size of a pinhole . You seem to have exercised voluntary control over the muscles of the iris . But not so . The contraction is purely consensual , with strong convergence of the optic axes . If the other eye ...
... seen to contract R to the size of a pinhole . You seem to have exercised voluntary control over the muscles of the iris . But not so . The contraction is purely consensual , with strong convergence of the optic axes . If the other eye ...
Pagina 35
Joseph Le Conte. seen to turn strongly inward toward the nose to look at a . 6. Adjustment for Distance - Focal Adjustment Accommodation . - We have seen that a lens , properly corrected for chromatism and aberration , makes a per- fect ...
Joseph Le Conte. seen to turn strongly inward toward the nose to look at a . 6. Adjustment for Distance - Focal Adjustment Accommodation . - We have seen that a lens , properly corrected for chromatism and aberration , makes a per- fect ...
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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