The Sight and how to Preserve it |
From inside the book
Results 1-5 of 8
Page 9
... called cataract , and the eye is more or less blind from the obstruction of the passage of light . MA is a little muscle , called the muscle of accommodation , that adjusts the focus of the lens and the eye for near objects . M C is a ...
... called cataract , and the eye is more or less blind from the obstruction of the passage of light . MA is a little muscle , called the muscle of accommodation , that adjusts the focus of the lens and the eye for near objects . M C is a ...
Page 12
... called THE ACCOMMODATIVE POWER OF THE EYE , is furnished by a muscle ( M A , Fig . A ) . This muscle we may call the muscle of accommodation , and when it is brought into use , the lens ( L in the figures ) is made more convex or full ...
... called THE ACCOMMODATIVE POWER OF THE EYE , is furnished by a muscle ( M A , Fig . A ) . This muscle we may call the muscle of accommodation , and when it is brought into use , the lens ( L in the figures ) is made more convex or full ...
Page 22
... called the Vega , towards this place , is picturesque and full to the brim of the bewitching Moorish romance that makes so captivating a part of every thing in this ideal region . On our left , high above us , lay the snow- capped ...
... called the Vega , towards this place , is picturesque and full to the brim of the bewitching Moorish romance that makes so captivating a part of every thing in this ideal region . On our left , high above us , lay the snow- capped ...
Page 39
... called Glaucoma . PECULIAR SIGHT ( ASTIGMATISM ) . This visual defect may be recognized by looking at vertical and horizontal lines , and comparing their blackness and distinctness at different distances . The letters N and Z on the ...
... called Glaucoma . PECULIAR SIGHT ( ASTIGMATISM ) . This visual defect may be recognized by looking at vertical and horizontal lines , and comparing their blackness and distinctness at different distances . The letters N and Z on the ...
Page 50
... called over - sight , the opposite of near - sight , is sufficiently explained at page 20 . It is sometimes the cause of weak sight in children , and is then to be treated as directed on pages 58 , 59 . It is also the usual cause of a ...
... called over - sight , the opposite of near - sight , is sufficiently explained at page 20 . It is sometimes the cause of weak sight in children , and is then to be treated as directed on pages 58 , 59 . It is also the usual cause of a ...
Other editions - View all
Common terms and phrases
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
Popular passages
Page 26 - BONAPARTE. NEW AND ENLARGED EDITION, completed by the insertion of above One Hundred Birds omitted in the original Work, and Illustrated by valuable Notes, and Life of the Author, by Sir WILLIAM JARDINE. Three...
Page 51 - The educational abomination of desolation of the present day is the stimulation of young people to work at high pressure by incessant competitive examinations. Some wise man (who probably was not an early riser) has said of early risers in general, that they are conceited all the forenoon and stupid all the afternoon.
Page 15 - A PLAIN and EASY ACCOUNT of BRITISH FERNS. Together with their Classification, Arrangement of Genera, Structures, and Functions, Directions for Out-door and Indoor Cultivation, &c. Numerous Coloured Illustrations. A New Edition in preparation.
Page 28 - SCIENCE GOSSIP: An Illustrated Medium of Interchange and Gossip for Students and Lovers of Nature. Edited by JE TAYLOR, Ph.D., FLS, FGS, &c.
Page 11 - By HERBERT FRY. Showing, in alphabetical order, their Name, Date of Foundation, Address, Objects, Annual Income, Chief Officials, &c.
Page 9 - THOMAS, THE PREPARATION and MOUNTING of MICROSCOPIC OBJECTS. New Edition, greatly Enlarged and brought up to the Present Time by JOHN MATTHEWS, MD, FRMS, Vice-President of the Quekett Microscopical Club. Fcap. 8vo, cloth, 2s.
Page 22 - Drawing of every British Plant. Edited and brought up to the Present Standard of Scientific Knowledge by T. BOSWELL (formerly SYME), LL.DFLS, &c. With Popular Descriptions of the Uses, History, and Traditions of each Plant, by Mrs. LANKESTEB, Author of " Wild Flowers Worth Notice," " The British Ferns,
Page 22 - FLS MUSHROOMS AND TOADSTOOLS: How to Distinguish easily the Difference between Edible and Poisonous Fungi. Two large Sheets, containing Figures of 29 Edible and 31 Poisonous Species, drawn the natural size, and Coloured from Living Specimens. With descriptive letterpress, 6s. ; on canvas, in cloth case for pocket, los.
Page 25 - Containing an Alphabetical List of the House of Lords, Dates of Creation, Lists of Scotch and Irish Peers, Addresses, &c. 32mo, cloth, is. Published annually. THE SHILLING BARONETAGE. Containing an Alphabetical List of the Baronets of the United Kingdom, Short Biographical Notices, Dates of Creation, Addresses, &c.
Page 18 - Man. INSECTS, 7 Vols. Introduction to Entomology, British Butterflies and Moths, 2 Vols., Foreign Butterflies and Moths, 2 Vols., Beetles, Bees. FISHES, 6 Vols. Introduction and Foreign Fishes, British Fishes, 2 Vols., Perch Family, Fishes of Guiana, 2 Vols. Fuller Details of these will be found under the authors