Sight: An Exposition of the Principles of Monocular and Binocular VisionKegan Paul, 1881 - 275 páginas |
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Página 19
... look upward , we bring into action the two superior recti ; if downward , the two inferior recti ; if to the right , the exterior rectus of the right and the interior rectus of the left eye ; if to the left , the external rectus of the ...
... look upward , we bring into action the two superior recti ; if downward , the two inferior recti ; if to the right , the exterior rectus of the right and the interior rectus of the left eye ; if to the left , the external rectus of the ...
Página 22
... looks through the pupil into the dark interior of the ball . The function of the pupil is to admit , and at the same time regulate the amount of , light . 4. Linings . Thus much is visible to the naked eye without dissection . But , if ...
... looks through the pupil into the dark interior of the ball . The function of the pupil is to admit , and at the same time regulate the amount of , light . 4. Linings . Thus much is visible to the naked eye without dissection . But , if ...
Página 30
... nothing more . They are both contrived for the same purpose , viz . , the for- mation of a perfect image on a screen properly placed . Look into the camera from behind , and we see CHAPTER II THE EYE AS AN OPTICAL INSTRUMENT.
... nothing more . They are both contrived for the same purpose , viz . , the for- mation of a perfect image on a screen properly placed . Look into the camera from behind , and we see CHAPTER II THE EYE AS AN OPTICAL INSTRUMENT.
Página 31
An Exposition of the Principles of Monocular and Binocular Vision Joseph LeConte. Look into the camera from behind , and we see the inverted image on the ground - glass plate ; look into the eye from behind , and we see also an inverted ...
An Exposition of the Principles of Monocular and Binocular Vision Joseph LeConte. Look into the camera from behind , and we see the inverted image on the ground - glass plate ; look into the eye from behind , and we see also an inverted ...
Página 32
... look through a prism at objects , we will find that the outlines of the objects will be edged with exactly similar colors . Now all refraction is accompanied by dispersion ; therefore a simple , uncorrected lens always disperses ...
... look through a prism at objects , we will find that the outlines of the objects will be edged with exactly similar colors . Now all refraction is accompanied by dispersion ; therefore a simple , uncorrected lens always disperses ...
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Términos y frases comunes
angle axis bacillary layer binocular eye binocular perspective binocular vision camera central spot Cheaper Edition ciliary muscle Cloth colors combined images cones corresponding points cross Demy 8vo diagram direction distance distant objects distinct divergence double images evident Experiment external images farther Fcap fibers field of view Frontispiece Helmholtz heteronymous horizontal horopter horopteric line Illustrations impression inches inclination interocular space jects Large post 8vo left eye left-eye image lens light line of sight look median line monocular motion muscles nearer nose observer ocular optic axes optic centers optic chiasm optic nerve outward parallel perception perfectly phenomena plane Poems point of sight Portrait position price 75 Prof projection rays refractive represent retina retinal images right eye rotation sclerotic screen Second Edition seen single Small crown 8vo stereoscope surface T. H. HUXLEY Third Edition tion torsion Translated vertical meridian vibrations visual lines visual result vols
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