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astronomical technique > geometrical optics

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geometrical optics  

Definición

  • Geometrical optics, or ray optics, is a model of optics that describes light propagation in terms of rays. The ray in geometrical optics is an abstraction useful for approximating the paths along which light propagates under certain circumstances. (Wikipedia, The Free Encyclopedia, https://en.wikipedia.org/wiki/Geometrical_optics)

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http://data.loterre.fr/ark:/67375/MDL-HH11ZT6M-1

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