 Nicol's eye-piece revolving on a horizontal axis, so as to be easily examined by the latter. Between the polarizing mirror and the eye-piece two powerful electromagnetic poles were arranged, being either the poles of a horse-shoe magnet or the contrary...  A Physical Treatise on Electricity and Magnetism - Page 210by James Edward Henry Gordon - 1880Full view - About this book
 | William Gifford, Sir John Taylor Coleridge, John Gibson Lockhart, Whitwell Elwin, William Macpherson, William Smith, John Murray, Rowland Edmund Prothero (Baron Ernle), George Walter Prothero - 1847 - 578 pages
...Between the polarizing mirror and the eye-piece two powerful electro-magnetic poles were arranged, separated from each other about two inches in the direction of the ray, and so placed that if on the same side of the polarized ray it might pass near them, or if on... | |
 | William Gifford, Sir John Taylor Coleridge, John Gibson Lockhart, Whitwell Elwin, William Macpherson, William Smith, John Murray, Rowland Edmund Prothero (Baron Ernle), George Walter Prothero - 1847 - 592 pages
...Between the polarizing mirror and the eye-piece two powerful electro-magnetic poles were arranged, separated from each other about two inches in the direction of the ray, and so placed that if on the same side of the polarized ray it might pass near them, or if on... | |
 | 1848 - 600 pages
...eye-piece, two powerful electro-magnetic poles were arranged, being either the poles of a horse-shoe magnet, or the contrary poles of two cylinder magnets...each other about two inches in the direction of the ray, and so placed that, if on the same side of the polarized ray, it might pass near them ; or if... | |
 | Leopold Gmelin - 1848 - 568 pages
...eye-piece, two powerful electro-magnetic poles were arranged, being either the poles of a horse-shoe magnet, or the contrary poles of two cylinder magnets;...each other about two inches in the direction of the ray, and so placed that, if on the same side of the polarized ray, it might pass near them ; or if... | |
 | Leopold Gmelin - 1848 - 580 pages
...eye -piece, two powerful electro-magnetic poles were arranged, being either the poles of a horse-shoe magnet, or the contrary poles of two cylinder magnets;...separated from each other about two inches in the directiou of the ray, and so placed that, if on the same side of the polarized ray, it might pass near... | |
 | Robert Hunt - 1854 - 466 pages
...eye-piece, two powerful electro-magnetic poles were arranged, being either the poles of a horse-shoe magnet, or the contrary poles of two cylinder magnets...ray, and so placed, that, if on the same side of the polarised ray, it might pass near them, or, if on contrary sides, it might go between them, its direction... | |
 | Michael Faraday - 1855 - 620 pages
...eye-piece, two powerful electro-magnetic poles were arranged, being either the poles of a horse-shoe magnet, or the contrary poles of two cylinder magnets ; they were separated from each other about 2 inches in the direction of the line of the ray, and so placed, that, if on the same side of the polarized... | |
 | Perry Fairfax Nursey - 1856 - 634 pages
...eye- piece, two powerful electro-magnetic poles were arranged, being either the poles of a horse-shoe magnet, or the contrary poles of two cylinder magnets ; they were separated from each other about two incites in the direction of the line of the ray, and so placed that, if on the same side of the polarized... | |
 | Henry Minchin Noad - 1857 - 422 pages
...would sustain from 28 to 56 pounds, were arranged. The poles were separated from each other about 2 inches in the direction of the line of the ray, and...the polarized ray it might pass near them, or if on the contrary side, it might go between them, its direction being always parallel, or nearly so, to... | |
 | Henry Minchin Noad - 1867 - 542 pages
...polarizing mirror and the eyepiece, the poles of a powerful electro-magnet were arranged. The poles were separated from each other about two inches in...the polarized ray it might pass near them, or if on the contrary side it might go between them — its direction being always parallel, or nearly so, to... | |
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