| David Gregory, Edmond Halley - 1715
...Dioptric denfity of the Atmofphere were known in any given diftance from the Earth, or the ratio of **the Sine of the Angle of incidence to the Sine of the** refraeted Angle, in the paflage of a Ray thro' its Surface concentric with the Earth, whofe diftance... | |
| JSTOR (Organization) - 1723
...the refracted Angle ; fo that IH being perpendicular to FH and IG perpendicular to FG, IH is to IG **as the Sine of the Angle of Incidence to the Sine of the** refracted Angle, and the Ratio of IH to IG is given, as likewife the Ratio of IK to I G. Therefore... | |
| Bernhardus Varenius - 1734 - 898 sider
...Refraftkn in it of a Star in a certain Altitude, to find tb« Law of Refraftion, or the Proportion of **the Sine of the Angle of Incidence^ to the Sine of the** re~ f ratted Angle ; or to find the tbicknefi of the Air by that Refrattion. THE Altitude of the Air... | |
| John Rowning - 1744
...that t&e fecal Di/lanct of the Oblique Ray DB, is fuck, that the Line BF ihall be to the Line CB or CA **as the Sine of the Angle of Incidence to the Sine of** an Angle, which Angle is equal to the Difference between the Angle of Incidence and Ref radian ; therefore... | |
| Sir Isaac Newton - 1745 - 479 sider
...whence becaufe GE, EB, EF are proportional, you have EB = </zx: moreover, if a exprefs the Ratio of **the Sine of the Angle of Incidence to the Sine of the Angle of** Refraction, then BD = az : likewife from the fimilar Triangles DBE, DGH, you have DB (az) : BE (v£T)... | |
| John Rowning - 1758 - 45 sider
...of Intenfenefs, whatever be the Velocity they move with*, it may he demenjlraied, that the Ratio of **the Sine of the Angle of Incidence to the Sine of the Angle of** Refraftion, will be given. But in Refraflion cf Light, the Ratio of thofe Sines is given in Fail ;... | |
| 1823
...of the angle EFK ; that is, as the sine of the angle ЛВН to the sine of the angle FEI; that is, **as the sine of the angle of incidence to the sine of the angle of** refraction. By the same reasoning it will appear that light, moving in the direction and with the velocity... | |
| William Pulteney Alison - 1831
...the surface of the lens, — and by the degree of its refractive power, that is, by the proportion of **the sine of the angle of incidence, to the sine of the angle of** refraction, of all rays that enter it from air. Now, these three conditions are the same in regard... | |
| Royal Society (Great Britain) - 1832
...to results of a less obvious nature. rliiey are as follows; — 1. In all refractions the ratio of **the sine of the angle of incidence to the sine of the angle of** refraction, is constant. 2. If between two refracting mediums a third medium, terminated by parallel... | |
| Royal Society (Great Britain) - 1832
...lead to results of a less obvious nature. They are as follows; — -1. In all refractions the ratio of **the sine of the angle of incidence to the sine of the angle of** refraction, is constant. 2. If between two refracting mediums a third medium, terminated by parallel... | |
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