Light: Principles and Experiments |
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absorption amplitude analyzer angle angstroms aperture aperture stop astigmatic atoms beam biprism brightness calcite chromatic collimator color components cross hairs crystal curvature diameter diffraction pattern direction dispersion distance effect electron elliptically polarized energy entrance pupil equation exit pupil experiment eyepiece field focal length frequency Fresnel fringes given glass illustrated in Fig index of refraction intensity interference interferometer lens lenses light magnification maxima maximum measured medium metal micrometer minimum mirror molecules motion n₁ nicol object observed obtained optic axis optical system ordinary Paperbound parallel perpendicular phase plane of incidence plane of vibration plane-polarized plate position principal prism radiation radius rays reflection resolving power result rotation shown in Fig simple harmonic motions slit Snell's law spectra spectral lines spectrometer spectrum spherical aberration substances telescope thin lens tion transmitted tube velocity wave front wave-length white-light width Zeeman effect zero