Sight: An Exposition on the Principles of Monocular and Binocular VisionD. Appleton, 1897 - 318 pagini |
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Pagina 34
... wall , d . The optic axes are now nearly parallel , d R , d L. Tell a friend to ob- serve the pupil of the open eye . It is probably greatly enlarged . Now , with- out changing at all the direction of the line of sight or position of ...
... wall , d . The optic axes are now nearly parallel , d R , d L. Tell a friend to ob- serve the pupil of the open eye . It is probably greatly enlarged . Now , with- out changing at all the direction of the line of sight or position of ...
Pagina 62
... wall or ceiling , or , still better , on a bright sky , we see indistinct motes floating about in the field of view on the wall or sky , and slowly gravitating down- ward . Sometimes they are undulating , transparent tubes , with ...
... wall or ceiling , or , still better , on a bright sky , we see indistinct motes floating about in the field of view on the wall or sky , and slowly gravitating down- ward . Sometimes they are undulating , transparent tubes , with ...
Pagina 63
... wall opposite . Presently the field of view becomes dark from the intense impression of the light , and then , as you move the light about , there appears projected on the wall and covering its whole surface a shadowy , ghost - like ...
... wall opposite . Presently the field of view becomes dark from the intense impression of the light , and then , as you move the light about , there appears projected on the wall and covering its whole surface a shadowy , ghost - like ...
Pagina 64
... wall , we will see a faint spectrum of the window with all its bars projected against the wall . If we look intently and steadily at any object strongly differentiated from the rest of the wall of a room , as a small picture - frame or ...
... wall , we will see a faint spectrum of the window with all its bars projected against the wall . If we look intently and steadily at any object strongly differentiated from the rest of the wall of a room , as a small picture - frame or ...
Pagina 65
... wall . The whole pattern of the window will be distinctly seen in complementary colors . We are not now , however , discussing the colors of these spectra , but only their projection into space . Let it be observed here how differently ...
... wall . The whole pattern of the window will be distinctly seen in complementary colors . We are not now , however , discussing the colors of these spectra , but only their projection into space . Let it be observed here how differently ...
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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