A Treatise on the Kaleidoscope1858 |
From inside the book
Արդյունքներ 22–ի 1-ից 5-ը:
Էջ 33
... containing the fixed mirror , the 1st reflected image and direct object , 2d 4th • 6th 8th • 3d reflected image 5th ... containing the movable mirror , the phenomena are reversed , the C images which were formerly stationary with respect ...
... containing the fixed mirror , the 1st reflected image and direct object , 2d 4th • 6th 8th • 3d reflected image 5th ... containing the movable mirror , the phenomena are reversed , the C images which were formerly stationary with respect ...
Էջ 35
... containing the fixed mirror , The images 2 and 3 2 times the 4 and 5 reflexions , move with 4 formed by 6 and 7 8 velocity of the mirror ; 8 and 9 16 j whereas in the semicircle м a e , containing the movable mirror , - The images ...
... containing the fixed mirror , The images 2 and 3 2 times the 4 and 5 reflexions , move with 4 formed by 6 and 7 8 velocity of the mirror ; 8 and 9 16 j whereas in the semicircle м a e , containing the movable mirror , - The images ...
Էջ 60
... with perfect accuracy , direct the tube containing the reflectors to any line , such as m n , Fig . 2 , placed very obliquely to one of the reflectors A o , and open or shut the plates till the figure of a star is formed , composed of 8 ...
... with perfect accuracy , direct the tube containing the reflectors to any line , such as m n , Fig . 2 , placed very obliquely to one of the reflectors A o , and open or shut the plates till the figure of a star is formed , composed of 8 ...
Էջ 70
... containing loose objects , is an interesting addition to the instrument . When the Kaleidoscope is held horizontally , this small object - plate vibrates on its lower edge , either by a gentle motion of the tube , or by striking it ...
... containing loose objects , is an interesting addition to the instrument . When the Kaleidoscope is held horizontally , this small object - plate vibrates on its lower edge , either by a gentle motion of the tube , or by striking it ...
Էջ 73
David Brewster. not contained in the preceding table . Let A B , Fig . 23 , be the prismatic spectrum , containing all the seven colours , namely , Red , Orange , Yellow , Green , Blue , Indigo , and Violet , in the proportion assigned ...
David Brewster. not contained in the preceding table . Let A B , Fig . 23 , be the prismatic spectrum , containing all the seven colours , namely , Red , Orange , Yellow , Green , Blue , Indigo , and Violet , in the proportion assigned ...
Այլ խմբագրություններ - View all
Common terms and phrases
A O E aliquot angle A O B angles of incidence angular aperture angular point aperture A O B apparent magnitude beauty brass rim broad milled Camera Obscura cell centre CHAPTER circle circular field coloured glass combination composed cone construction convex lens direct vision distance effects produced equal exhibited Fcap figure fixed focal length History images formed inches inclination instrument inverted image JOHN WILSON CROKER Kaleido Kaleidoscope last sector light luminous m n o p manner metallic motion move object-box object-plate objects placed obliquely observer optical pieces plane mirrors plates of glass polygon Portrait position Post 8vo preceding principles rays re-entering angles reflected images regular polygon ring round salient angles screw Second Edition seen by direct shown in Fig side speculum metal square stationary symmetrical picture Third Edition three reflectors tion triangle tube velocity Vols Woodcuts
Սիրված հատվածներ
Էջ 9 - DAVY'S (SiR HUMPHRY) Consolations in Travel; or, Last Days of a Philosopher. Fifth Edition. Woodcuts. Fcap. Svo. 6s. — Salmonia ; or, Days of Fly Fishing. With some Account of the Habits of Fishes belonging to the genus Salmo. Fourth Edition. Woodcuts. Fcap. Svo. 6s. DENNIS' (GEORGE) Cities and Cemeteries of Etruria ; or, the extant Local Remains of Etruscan Art.
Էջ 1 - Fcap.Svo. 4s. Pathological and Practical Researches on the Diseases of the Stomach, the Intestinal Canal, the Liver, and other Viscera of the Abdomen.
Էջ 19 - JESSE'S (EDWARD) Visits to Spots of Interest in the Vicinity of Windsor and Eton.
Էջ 5 - More Worlds than One. The Creed of the Philosopher and the Hope of the Christian.
Էջ 22 - LUSHINGTON'S (MRs.) Narrative of a Journey from Calcutta to Europe, by way of Egypt. Second Edition. Post Svo. Ss. 6d. LYELL'S (SiR CHARLES) Principles of Geology; or, the Modern Changes of the Earth and its Inhabitants considered as illustrative of Geology. Ninth Edition. Woodcuts. Svo. 1Ss. Manual of Elementary Geology ; or, the Ancient Changes of the Earth and its Inhabitants illustrated by its Geological Monuments.
Էջ 12 - Handbook of Architecture. Being a Concise and Popular Account of the Different Styles prevailing in all Ages and Countries in the World. With a Description of the most remarkable Buildings.
Էջ 29 - History of Rome. From the Earliest Times to the Establishment of the Empire. With the History of Literature and Art.
Էջ 27 - PENROSE'S (REV. JOHN) Faith and Practice; an Exposition of the Principles and Duties of Natural and Revealed Religion. Post Svo. 8s. 6d. - (FC) Principles of Athenian Architecture, and the Optical Refinements exhibited in the Construction of the Ancient Buildings at Athens, from a Survey. With 40 Plates. Folio.
Էջ 6 - BURGHERSH'S (LORD) Memoir of the Operations of the Allied Armies under Prince Schwarzenberg and Marshal Blucher during the latter end of 1Si3—14. Svo. 21s. Early Campaigns of the Duke of Wellington in Portugal and Spain.
Էջ 1 - Medal, the reflectors were in some cases inclined to each other, and he had occasion to remark the circular arrangement of the images of a candle round a centre, or the multiplication of the sectors formed by the extremities of the glass plates. In repeating, at a subsequent period, the experiments of M. Biot on the action of fluids upon light, Dr B.