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  • Thumbnail for Birefringence
    a distinct form of double refraction occurs, even with normal incidence, in cases where the optic axis is not along the refracting surface (nor exactly...
    59 KB (6,584 words) - 09:11, 28 September 2024
  • Thumbnail for Refractive index
    des Brechungsverhältnisses is index of refraction Brewster, David (1815). "On the structure of doubly refracting crystals". Philosophical Magazine. 45...
    78 KB (8,738 words) - 21:55, 22 September 2024
  • Thumbnail for Huygens principle of double refraction
    Huygens principle of double refraction, named after Dutch physicist Christiaan Huygens, explains the phenomenon of double refraction observed in uniaxial...
    17 KB (2,048 words) - 15:29, 9 July 2024
  • Thumbnail for Optical mineralogy
    amount of double refraction in all parts of its length. If now it be used to produce compensation or complete extinction in any doubly refracting mineral...
    17 KB (2,522 words) - 02:00, 7 January 2024
  • Thumbnail for Augustin-Jean Fresnel
    the horizon while minimizing waste above or below. Ideally the curved refracting surfaces would be segments of toroids about a common vertical axis, so...
    198 KB (26,137 words) - 08:58, 13 September 2024
  • Thumbnail for Refraction
    atmosphere. Birefringence (double refraction) Geometrical optics Huygens–Fresnel principle List of indices of refraction Negative refraction Reflection Schlieren...
    21 KB (2,580 words) - 06:53, 19 September 2024
  • Thumbnail for Refracting telescope
    Although large refracting telescopes were very popular in the second half of the 19th century, for most research purposes, the refracting telescope has...
    35 KB (3,717 words) - 19:03, 22 September 2024
  • Thumbnail for List of largest optical refracting telescopes
    the aperture.The second largest refracting telescope in the world is the Yerkes Observatory 40 inch (102 cm) refractor, used for astronomical and scientific...
    38 KB (1,058 words) - 19:44, 24 April 2024
  • Thumbnail for Rasmus Bartholin
    translation: Experiments with the double refracting Iceland crystal which led to the discovery of a marvelous and strange refraction, tr. by Werner Brandt. Westtown...
    4 KB (349 words) - 07:34, 26 December 2023
  • Thumbnail for List of refractive indices
    5133. PMID 10011463. Retrieved 11 July 2014. "Table of Refractive Indices and Double Refraction of Selected Gems - IGS". International Gem Society. Retrieved...
    17 KB (1,093 words) - 16:59, 23 September 2024
  • In telecommunications, magneto-ionic double refraction is the combined effect of the Earth's magnetic field and atmospheric ionization, whereby a linearly...
    1 KB (176 words) - 23:22, 15 September 2024
  • forming rhombohedral crystals. It has a Mohs hardness of 3 and exhibits double refraction, splitting a ray of light into two rays that travel at different speeds...
    33 KB (3,582 words) - 06:32, 13 September 2024
  • Thumbnail for Voigt effect
    \Delta n={\frac {n_{\parallel }-n_{\perp }}{2}}} is the difference of refraction indices depending on the Voigt parameter Q = Q i + i Q r {\displaystyle...
    18 KB (3,522 words) - 17:25, 26 September 2024
  • Thumbnail for Brewster's angle
    Louis Malus, Théorie de la double réfraction de la lumière dans les substances cristallisées [Theory of the double refraction of light in crystallized substances]...
    14 KB (1,707 words) - 11:53, 4 October 2024
  • Thumbnail for Plane of polarization
    magnetically isotropic but electrically non-isotropic (like a doubly-refracting crystal), the magnetic vectors B and H are still parallel, and the electric...
    31 KB (3,830 words) - 21:41, 8 January 2024
  • Thumbnail for Fresnel equations
    p. 359. Whittaker, 1910, pp. 177–9. A. Fresnel, "Mémoire sur la double réfraction que les rayons lumineux éprouvent en traversant les aiguilles de cristal...
    70 KB (8,315 words) - 05:03, 21 July 2024
  • Thumbnail for Luminiferous aether
    Produced by the Passage of the Light through a Considerable Thickness of Refracting Medium". Proceedings of the Royal Society. 20 (130–138): 35–39. Bibcode:1871RSPS...
    78 KB (9,431 words) - 16:06, 25 September 2024
  • Thumbnail for Jagadish Chandra Bose
    his first scientific paper, "On polarisation of electric rays by double-refracting crystals," to the Asiatic Society of Bengal in May 1895. He submitted...
    48 KB (5,114 words) - 19:37, 13 October 2024
  • Thumbnail for Great refractor
    modern telescopy in the 19th and early 20th century. Great refractors were large refracting telescopes using achromatic lenses (as opposed to the mirrors...
    36 KB (3,266 words) - 22:21, 19 June 2024
  • Thumbnail for Wilhelm Foerster Observatory
    building took place. The 12-inch Bamberg refractor stands in the eleven-meter dome, the 6-inch double refractor (Zeiss-B Apochromat + Busch) in the five-meter...
    14 KB (1,596 words) - 09:22, 26 September 2024
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