dispersion of the optic axes

1 definition found

dispersion of the optic axes - Collaborative International Dictionary of English v.0.48 :

  Dispersion \Dis*per"sion\, n. [CF. F. dispersion.]
     1. The act or process of scattering or dispersing, or the
        state of being scattered or separated; as, the Jews in
        their dispersion retained their rites and ceremonies; a
        great dispersion of the human family took place at the
        building of Babel.
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              The days of your slaughter and of your dispersions
              are accomplished.                     --Jer. xxv.
                                                    34.
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     2. (Opt.) The separation of light into its different colored
        rays, arising from their different refrangibilities.
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     Dispersion of the optic axes (Crystallog.), the separation
        of the optic axes in biaxial crystals, due to the fact
        that the axial angle has different values for the
        different colors of the spectrum.
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