Sight: An Exposition of the Principles of Monocular and Binocular VisionKegan Paul, 1881 - 307 páginas |
Dentro del libro
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Página 21
... position to the face of the watch , there is an opaque , colored plate called the iris , I. It is the colored part of the eye , black , brown , blue , or gray , in different individuals . This transverse plate is not perfectly flat ...
... position to the face of the watch , there is an opaque , colored plate called the iris , I. It is the colored part of the eye , black , brown , blue , or gray , in different individuals . This transverse plate is not perfectly flat ...
Página 22
... position with the hole in the watch face for attachment of the hands . The pupil seems to be jet black , because the observer looks through the pupil into the dark interior of the ball . The function of the pupil is to admit , and at ...
... position with the hole in the watch face for attachment of the hands . The pupil seems to be jet black , because the observer looks through the pupil into the dark interior of the ball . The function of the pupil is to admit , and at ...
Página 37
... position of the point of sight . This capacity he calls periscopism . We will hereafter , how- ever , give reasons showing that this property of the crystalline can be of little value to man . 5. Adjustment for Light . - The delicate ...
... position of the point of sight . This capacity he calls periscopism . We will hereafter , how- ever , give reasons showing that this property of the crystalline can be of little value to man . 5. Adjustment for Light . - The delicate ...
Página 43
... position and grows smaller . image is reflected from the anterior surface of the crys- talline . The anterior surface of the crystalline , there- fore , changes its form . Again , the nature of the change of the image , viz . , that it ...
... position and grows smaller . image is reflected from the anterior surface of the crys- talline . The anterior surface of the crystalline , there- fore , changes its form . Again , the nature of the change of the image , viz . , that it ...
Página 45
... position of the receiv- ing screen . Like the microscope , but how infinitely superior ! The microscope has its four - inch lens , its two - inch lens , its one - inch lens , its half - inch lens , its quarter - inch , its tenth - inch ...
... position of the receiv- ing screen . Like the microscope , but how infinitely superior ! The microscope has its four - inch lens , its two - inch lens , its one - inch lens , its half - inch lens , its quarter - inch , its tenth - inch ...
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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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