 | Royal institution of Great Britain - 1882 - 840 pages
...the prescriptions of optick authors, as because that li'jlit itself is an heterogeneous mixture of differently refrangible rays ; so that were a glass...same point, which, having the same incidence upon tho same medium, are apt to suffer a different refraction." Goethe harped on this string without cessation.... | |
 | David Brewster - 1855 - 504 pages
...authors, (which all men have hitherto imagined), as because light itself is a heterogeneous mixture of differently refrangible rays, so that were a glass...medium, are apt to suffer a different refraction." He was therefore led to " take reflections into consideration/' but in consequence of the interruption... | |
 | 1855 - 946 pages
...authors (which all men have hitherto imagined), as because light itself is a heterogeneous mixture of differently refrangible rays, so that were a glass so exactly figured as to collect anyone sort of rays to one point, it could not collect those also into the same point, which, having... | |
 | Edmund Fillingham King - 1858 - 158 pages
...authors, (which all men have hitherto imagined), as because light itself is a hetero geneous mixture of differently refrangible rays, so that were a glass...those also into the same point, which having the same incident upon the same medium, are apt to suffer a different refraction." Thus it was in the year 1666,... | |
 | Edmund Fillingham King - 1858 - 144 pages
...authors, (which all men have hitherto imagined), as because light itself is a hetero geneous mixture of differently refrangible rays, so that were a glass...those also into the same point, which having the same incident upon the same medium, are apt to suffer a different refraction." Thus it was in the year 1666,... | |
 | American cyclopaedia - 1862 - 878 pages
...the prescriptions of optic authors, .... as because that light itself is a heterogeneous mixture of differently refrangible rays. So that, were a glass...medium, are apt to suffer a different refraction." Abandoning therefore as hopeless all further attempts at improvement in this direction, he was led... | |
 | George Ripley, Charles Anderson Dana - 1862 - 874 pages
...the prescriptions of optic authors, .... as because that light itself is a heterogeneous mixture of differently refrangible rays. So that, were a glass...medium, are apt to suffer a different refraction." Abandoning therefore as hopeless all further attempts at improvement in this direction, he was led... | |
 | George Ripley, Charles Anderson Dana - 1862 - 896 pages
...the prescriptions of optic authors, .... as because that light itself is a heterogendtms mixture of differently refrangible rays. So that, were a glass...one point, it could not collect those also into the earne point which, having the same incidence upon the same medium, are apt to suffer a different refraction."... | |
 | 1880 - 930 pages
...to the prescriptions of optick authors, as because that light itself is an heterogeneous mixture ^of differently refrangible rays ; so that were a glass...medium, are apt to suffer a different refraction." Goethe harped on this string without cessation. " The Newtonian doctrine," he says, "was really dead... | |
 | Robert Stodart Wyld - 1875 - 590 pages
...authors, which all men have hitherto imagined, as because that light itself is a heterogeneous mixture of differently refrangible rays; so that were a glass...medium, are apt to suffer a different refraction." Newton was not aware that different kinds of glass possessed different dispersive powers, or his keen... | |
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I saw, that the perfection of telescopes was hitherto limited, not so much for want of glasses truly figured according to the prescriptions of optic authors, (which all men have hitherto imagined,) as because that light itself is a heterogeneous mixture... 
