Physical Optics (Classic Reprint) - Hardcover

Inhaltsangabe

Excerpt from Physical Optics

Again, to understand at all the arrangements of apl paratus requisite for most optical experiments it is necessary to have a clear idea of the action of various combinations of lenses, and this has led to a detailed account of at least two forms of telescope. Much that relates to the spectro scope and spectrum analysis is usually considered geo metrical. The physical cause of the dark lines in the solar spectrum and the connexion between the various kinds of spectra, however, form part of my subject, and accordingly a considerable portion of the book has 'been devoted to dispersion, achromatism, and the geometrical theory of the spectroscope.

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