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" whiteness, and all grey colours between white and black, may be compounded of colours," and that " all homogeneal light has its proper colour answering to its degree of refrangibility, and that colour cannot be changed by reflections or refractions. "
The Progress of Scientific Chemistry in Our Own Times: With Biographical Notices - Page 59
by Sir William Augustus Tilden - 1913 - 366 pages
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Opticks: Or, A Treatise of the Reflections, Refractions, Inflections and ...

Isaac Newton - 1730 - 403 pages
...following Propofition, PROP. PROP. II. THE OR. II. All homogeneal Light has its proper Colour anfwering to its Degree of Refrangibility, and that Colour cannot be changed by Reflexions and Ref rations-. IN the Experiments of the fourth Proportion of the firft Part of this...
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Encyclopaedia Britannica; Or A Dictionary of Arts, Sciences, and ..., Volume 15

1823 - 886 pages
...refrangibility. And since these colours could not be changed by refractions nor by reflections, it follows that all homogeneal light has its proper colour answering to its degree of refrangibility. «o " Every homogeneous ray considered apart is refrac- Every heed according to one and the same rule...
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Library of Useful Knowledge: Natural philosophy, Volume 2

1832 - 642 pages
...indeed, all other experiments which have been described, it abundantly appears, that " all homogeneous light has its proper colour answering to its degree of refrangibility, and that this colour is unalterable, either by refraction or by reflection." When pure homogeneous light of...
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Christian Pamphlets, Volume 7

1852 - 1080 pages
...indeed, all other experiments which have been described, it abundantly appears, that " all homogeneous light has its proper colour answering to its degree of refrangibility, and that this colour is unalterable, either by refraction or by reflection." When pure homogeneous light of...
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Spectrum Analysis -- Six Lectures

Henry E. Roscoe - 1869 - 372 pages
...spectrum s, by a confused and mixed sensation of them all, will appear white. PKOP. II. THEOR. 2. — All homogeneal light has its proper colour, answering...cannot be changed "by reflections or refractions. In the experiments of the fourth proposition of the first book, when I had separated the heterogeneous...
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Spectrum Analysis: Six Lectures, Delivered in 1868, Before the Society of ...

Henry Enfield Roscoe - 1870 - 514 pages
...spectrum s, by a confused and mixed sensation of them all, will appear white. PKOP. II. THEOR. 2. — All homogeneal light has its proper colour, answering...refrangibility, and that colour cannot be changed by reflexions or refractions. In the experiments of the fourth proposition of the first book, when I had...
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Spectrum analysis, 6 lects

sir Henry Enfield Roscoe - 1870 - 452 pages
...spectrum s, by a confused and mixed sensation of them all, will appear white. PKOP. II. THEOR. 2. — All homogeneal light has its proper colour, answering...refrangibility, and that colour cannot be changed by reflexions or refractions. In the experiments of the fourth proposition of the first book, when I had...
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A Short History of the Progress of Scientific Chemistry in Our Own Times

Sir William Augustus Tilden - 1899 - 296 pages
...sensible changes in the length of the image. . . . " This image or spectrum PT was coloured, being red at its least refracted end, T, and violet at its...they overlapped at their edges, forming a continuous baud, having, as he says, parallel sides and circular ends. But the several rays which in sunlight...
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A Short History of the Progress of Scientific Chemistry in Our Own Times

Sir William Augustus Tilden - 1899 - 284 pages
...sensible changes in the length of the image. . . . " This image or spectrum PT was coloured, being red at its least refracted end, T, and violet at its...remained for upwards of a century. What Newton saw in the PROGRESS OF SCIENTIFIC CHEMISTRY 43 spectrum upon the wall was a series of images of the sun so close...
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Form, Zahl, Ordnung: Studien zur Wissenschafts- und Technikgeschichte : Ivo ...

Rudolf Seising, Menso Folkerts, Ulf Hashagen - 2004 - 952 pages
...This type of modification does not get refuted even in the Opticks: in Prop. II, Theor. II he writes: "All homogeneal Light has its proper Colour answering...Refrangibility, and that Colour cannot be changed by Reflexions and refractions". Shapiro argues that the delayed publication of the Opticks was not the...
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