 It may also be defined as the sine of the angle of incidence divided by the sine of the angle of refraction, as light passes from air into the substance.  A Treatise on Optics - Page 22by David Brewster, Alexander Dallas Bache - 1833 - 95 pagesFull view - About this book
 | Morton White - 1956 - 374 pages
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 | 1965 - 982 pages
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 | Mario Bunge - 1967 - 564 pages
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 | United States. Defense Intelligence Agency - 1967 - 266 pages
...See etch slip. snap marker — See point marker. SnelPs law of refraction — This law states that the sine of the angle of incidence divided by the sine of the angle of refraction equals a constant termed the index of refraction when one of the media is air. The index of refraction... | |
 | 1975 - 1370 pages
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