The Sight and how to Preserve itHardwicke and Bogue, 1878 - 95 páginas |
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Página 11
... regard near objects , as in reading or sewing , there is an effort of the eye to focus the rays of light : otherwise ... objects — as in letters , for example - approach the eye , not in parallel lines , as seen in Fig . B , but in lines ...
... regard near objects , as in reading or sewing , there is an effort of the eye to focus the rays of light : otherwise ... objects — as in letters , for example - approach the eye , not in parallel lines , as seen in Fig . B , but in lines ...
Página 22
... near it the peaks that look down upon the site of the romantic fortress of the Alhama . In front the great gorge through which the river Xenil finds its way among the mountains to join the ... regard to distant objects 22 THE SIGHT .
... near it the peaks that look down upon the site of the romantic fortress of the Alhama . In front the great gorge through which the river Xenil finds its way among the mountains to join the ... regard to distant objects 22 THE SIGHT .
Página 23
Henry Clay Angell. not quite satisfactory , although in regard to distant objects the sight is far better than that of a near- sighted person . If an over - sighted person tries the test - type numbered 5 , 6 , 8 , 10 , 12 , 14 , on the ...
Henry Clay Angell. not quite satisfactory , although in regard to distant objects the sight is far better than that of a near- sighted person . If an over - sighted person tries the test - type numbered 5 , 6 , 8 , 10 , 12 , 14 , on the ...
Página 28
... regard the rules and regulations given on pages 14-17 . NEAR - SIGHT ( MYOPIA ) . This is defective sight of a ... objects are brought very near . It will be remembered that , in order to see clearly , rays of light must be focussed ...
... regard the rules and regulations given on pages 14-17 . NEAR - SIGHT ( MYOPIA ) . This is defective sight of a ... objects are brought very near . It will be remembered that , in order to see clearly , rays of light must be focussed ...
Página 53
... regard near objects , there is the action of the accommodative power , the convergence , the movement of the pupil and the adjacent tissues , and a forward movement of the whole eye - ball , All this is muscular exercise ; and whether ...
... regard near objects , there is the action of the accommodative power , the convergence , the movement of the pupil and the adjacent tissues , and a forward movement of the whole eye - ball , All this is muscular exercise ; and whether ...
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Términos y frases comunes
30 Coloured Plates accommodative power adjusting power BOTANY BRITISH BIRDS BRITISH BUTTERFLIES brought cataract cinder cloth extra cloth gilt Coloured Figures concave glasses Containing convex glasses Crown 8vo Demy 8vo Descriptions disease distant objects Enlarged enter the eye eye-ball eye-glasses fatigue Fcap FERNS Figures of Eighty FLOWERING PLANTS FLOWERS focus focussing power Fourth Edition HARDWICKE & BOGUE Health HENRY POWER Illustrated with 32 Illustrated with numerous inches J. E. TAYLOR JARDINE Larvæ Lecture lens London look MANUAL Marsupialia MICROSCOPE MORTIMER GRANVILLE muscle of accommodation muscle of convergence myopia NATURAL HISTORY NEAR-SIGHT IN CHILDREN noticed numerous Illustrations numerous Woodcuts oculist old sight pain Piccadilly Plain and Easy Plants PROGRESSIVE NEAR-SIGHT pupil Quarterly R. A. PROCTOR rays of light reach the retina reduced price 16s regard near objects Science Gossip Second Edition seen in Fig Sir WILLIAM JARDINE Species super-royal 8vo Third Edition tion tissues upper lid Vols weak sight Woodcuts
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