... following experiments perpendicular to the incident rays. About this axis I turned the prism slowly, and saw the refracted light on the wall or coloured image of the sun first to descend, and then to ascend. Between the descent and ascent when the... The Spectroscope and Its Work - Page 28by Hugh Frank Newall - 1910 - 163 pagesFull view - About this book
| Isaac Newton - 1730 - 432 pages
...ftopp'd the Prifm, and fix'd it in that Pofture, that it mould be moved no more. For in that Pofture the Refractions of the Light at the two Sides of the...Angle, that is, at the Entrance of the Rays into the Prifm, and at their going out of it, were equal to one another*. So alfo in other Experiments, as often... | |
| Henry E. Roscoe - 1869 - 372 pages
...ascend. Between the descent and ascent when the image seemed stationary, I stopped the prism, and fixed it in that posture, that it should be moved no more....angle, that is at the entrance of the rays into the prigm, and at their going out of it, were equal to one another. So also in other experiments, as often... | |
| Henry Enfield Roscoe - 1870 - 514 pages
...ascend. Between the descent and ascent when the image seemed stationary, I stopped the prism, and fixed it in that posture, that it should be moved no more....the refractions of the light at the two sides of the icfrac.ting angle, that is at the entrance of the rays into the prism, and at their going out of it,... | |
| Samuel Alfred Mitchell - 1923 - 574 pages
...hole might be refracted upwards toward the opposite wall of the chamber, and there form a colour 'd Image of the Sun. The axis of the prism (that is the...of the refracting angle, that is at the entrance of it, were equal to one another. So also in other experiments, as often as I would have the refractions... | |
| Ruth Salvaggio - 1988 - 192 pages
...descend, and then to ascend. Between the Descent and Ascent, when the Image seemed Stationary, I stopp'd the Prism, and fix'd it in that Posture, that it should be moved no more. (26-28) Newton's language, at once describing scientific method and imaginative design, relies on all... | |
| Isaac Newton - 2007 - 417 pages
...descend, and then to ascend. Between the Descent and Ascent, when the Image seemed Stationary, I stopp'd the Prism, and fix'd it in that Posture, that it should be moved no more. For in that Posture the Eefractions of the Light at the two Sides of the refracting Angle, that is, at the Entrance of the... | |
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