Sight: An Exposition of the Principles of Monocular and Binocular VisionKegan Paul, 1881 - 275 páginas |
Dentro del libro
Resultados 1-5 de 29
Página 33
... opposite direction by the concave lens . Such a com- bination will therefore make no image . In order that such a combination should make an image at all , it is necessary that the convexity should predominate over the concavity , as in ...
... opposite direction by the concave lens . Such a com- bination will therefore make no image . In order that such a combination should make an image at all , it is necessary that the convexity should predominate over the concavity , as in ...
Página 51
... opposite of myopy . Like the latter , it is a structural defect , but in the opposite direction . In this case the lens is not sufficiently refractive for the length of the chamber , or the receiving screen is too near ( at S'S ' , Fig ...
... opposite of myopy . Like the latter , it is a structural defect , but in the opposite direction . In this case the lens is not sufficiently refractive for the length of the chamber , or the receiving screen is too near ( at S'S ' , Fig ...
Página 60
... opposite affections of the retina , so that there are only two essen- tially distinct color - affections of the retina , which , with their opposites , produce the two pairs of complementary colors : the one with its opposite produces ...
... opposite affections of the retina , so that there are only two essen- tially distinct color - affections of the retina , which , with their opposites , produce the two pairs of complementary colors : the one with its opposite produces ...
Página 61
... opposite , yellow and blue . This , though more doubtful , seems a probable cause of com- plementariness . Theory of Color - Perception . - Color - perception is un- doubtedly a simple perception , and irresolvable into any other . It ...
... opposite , yellow and blue . This , though more doubtful , seems a probable cause of com- plementariness . Theory of Color - Perception . - Color - perception is un- doubtedly a simple perception , and irresolvable into any other . It ...
Página 67
... opposite or external side . The spectrum thus produced has a deep steel - blue center , with a brilliant yellow border , and reminds one of the beauty spots on a peacock's feather or a butterfly's wing . Remove the pressure to any other ...
... opposite or external side . The spectrum thus produced has a deep steel - blue center , with a brilliant yellow border , and reminds one of the beauty spots on a peacock's feather or a butterfly's wing . Remove the pressure to any other ...
Otras ediciones - Ver todas
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
Pasajes populares
Página 13 - MOCKLER, E. — A Grammar of the Baloochee Language, as it is spoken in Makran (Ancient Gedrosia), in the Persia-Arabic and Roman characters.
Página 7 - Current Coin. Materialism — The Devil — Crime — Drunkenness — , Pauperism — Emotion — Recreation — The Sabbath. Third Edition. Crown 8vo. Cloth, price 6s. Speech in Season. Fourth Edition. Crown 8vo. Cloth, price o$.
Página 9 - XVIII. The Nature of Light: With a General Account of Physical Optics.
Página 26 - MANS (Eliza A.). An Essay on the Culture of the Observing Powers of Children, especially in connection with the Study of Botany. Edited, with Notes and a Supplement, by Joseph Payne, FCP, Author of " Lectures on the Science and Art of Education,
Página 15 - Frank, FRGS— Matabele Land and the Victoria Falls. A Naturalist's Wanderings in the Interior of South Africa. Edited by CG GATES, BA With numerous Illustrations and 4 Maps.
Página 10 - Joseph.— Free Trade in Land. Edited by his Widow. With Preface by the Right Hon.
Página 1 - Phantasmion. A Fairy Tale. With an Introductory Preface by the Right Hon. Lord Coleridge, of Ottery St. Mary. A New Edition. Illustrated. Crown 8vo. Cloth, price js. 6d. Memoir and Letters of Sara Coleridge. Edited by her Daughter. With Index. 2 vols. With Two Portraits. Third Edition, Revised and Corrected. Crown 8vo. Cloth, price 24$.