Sight: An Exposition of the Principles of Monocular and Binocular VisionKegan Paul, 1881 - 307 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 Le Conte. 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 Le Conte. 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 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 depth of space distant objects distinct double images evident exactly Experiment external images farther Fcap fibers field of view focal adjustment foreground forms of perspective Frontispiece heteronymously horizontal horopter identical points Illustrations impression inches inclination interocular space jects judgments Large post 8vo left eye lens light line of sight look median plane monocular motion muscles naked eyes nearer nose object or scene observer ocular optic axes optic chiasm optic convergence optic nerve outward parallel perception of depth perfectly Poems point of sight position projection represent retina retinal images right and left right eye rotation screen Second Edition seen single side Small crown 8vo stereoscope stereoscopic pictures Third Edition tion torsion turn the eyes visual lines visual result vols
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