Sight: An Exposition of the Principles of Monocular and Binocular VisionD. Appleton, 1881 - 275 páginas |
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Página 19
... evident that its function is to turn the eye outward and downward , and at the same time to rotate it on its axis inward , i . e . , sinistrally for the right eye and dextrally for the left . The inferior oblique ( Fig . 3 , d ) rises ...
... evident that its function is to turn the eye outward and downward , and at the same time to rotate it on its axis inward , i . e . , sinistrally for the right eye and dextrally for the left . The inferior oblique ( Fig . 3 , d ) rises ...
Página 30
... evident : such , e . g . , as the admirable arrange- ment of the lids for wiping and keeping bright while using , and for covering when not in use ; also , the ad- mirable arrangement of muscles , by which the eye is turned with the ...
... evident : such , e . g . , as the admirable arrange- ment of the lids for wiping and keeping bright while using , and for covering when not in use ; also , the ad- mirable arrangement of muscles , by which the eye is turned with the ...
Página 34
... evident that these may be so related that the plano - concave lens shall entirely correct the dispersion of the convex lens without neu- tralizing its refraction , and therefore the combination will be a refractive , but not a ...
... evident that these may be so related that the plano - concave lens shall entirely correct the dispersion of the convex lens without neu- tralizing its refraction , and therefore the combination will be a refractive , but not a ...
Página 40
... lines will have already met , crossed , and again spread out . It is evident that there is but , one * Explain here how & focus is diff for divergs rays parallel rays . - * place where the image is perfect , viz . ,. 40 MONOCULAR . VISION .
... lines will have already met , crossed , and again spread out . It is evident that there is but , one * Explain here how & focus is diff for divergs rays parallel rays . - * place where the image is perfect , viz . ,. 40 MONOCULAR . VISION .
Página 48
... evident , then , that , the defect of the myopic eye being too great refractive power of the lens in a passive state , this defect may be remedied by the use of concave glasses , with concavity just sufficient to correct the excess of ...
... evident , then , that , the defect of the myopic eye being too great refractive power of the lens in a passive state , this defect may be remedied by the use of concave glasses , with concavity just sufficient to correct the excess of ...
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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 cones corresponding points cross depth of space distant objects distinct double images evident exactly Experiment external images eyes by squinting farther fibers field of view figures finger focal adjustment foreground forms of perspective gaze heteronymously homonymously horizontal horopter identical points impression inches inclination interocular space inverted jects left eye lens less convergence light line of sight look median plane monocular images motion muscles naked eyes nearer nose object or scene oblique observer ocular optic axes optic chiasm optic convergence optic nerve outward parallel perceived perception of depth perfect image perfectly point of sight position projection rays refractive represent retina retinal images right and left right eye rotation sclerotic screen seen single side stereoscope stereoscopic pictures surface tion torsion turn the eyes unite visual lines visual result