• Thumbnail for Gradient-index optics
    Gradient-index (GRIN) optics is the branch of optics covering optical effects produced by a gradient of the refractive index of a material. Such gradual...
    14 KB (1,864 words) - 22:43, 23 April 2025
  • Thumbnail for Optics
    materials with varying indexes of refraction are called gradient-index (GRIN) materials. Such materials are used to make gradient-index optics. For light rays...
    107 KB (12,886 words) - 21:46, 13 May 2025
  • Thumbnail for Transformation optics
    anti-de Sitter AdS4 spaces. Transformation optics is employed to increase capabilities of gradient index lenses. Optical elements (lenses) perform a...
    28 KB (3,145 words) - 07:26, 14 April 2025
  • commercialised the crown/flint doublet Sandbows and Blacklights, Reflections on Optics by Stephan R. Wilks -- Oxford University Press 2021 Page 88 A Dictionary...
    4 KB (393 words) - 19:50, 21 August 2024
  • appearance) gradient index lens gradient index optics guided-wave optics Haidinger's brush halo (optical phenomenon) haze (optics) Helium–neon laser history...
    11 KB (898 words) - 23:45, 21 July 2024
  • Thumbnail for Optical fiber
    Optical fiber (redirect from Fiber optics)
    refractive index gradient. Electronics portal Fiber Bragg grating Fiber management system The Fiber Optic Association Gradient-index optics Leaky mode...
    100 KB (12,217 words) - 05:22, 19 May 2025
  • Thumbnail for Dispersion (optics)
    frequency. Sometimes the term chromatic dispersion is used to refer to optics specifically, as opposed to wave propagation in general. A medium having...
    33 KB (3,420 words) - 05:05, 28 February 2025
  • ISBN 0-201-52981-5. Chapter 35. E. W. Marchand, Gradient Index Optics, New York, NY, Academic Press, 1978. Hecht, Eugene (1987). Optics (2nd ed.). Addison Wesley. ISBN 0-201-11609-X...
    29 KB (4,688 words) - 18:24, 11 November 2024
  • Thumbnail for Refractive index
    In optics, the refractive index (or refraction index) of an optical medium is the ratio of the apparent speed of light in the air or vacuum to the speed...
    82 KB (9,198 words) - 12:45, 9 May 2025
  • Thumbnail for Prince Rupert's drop
    temperature sol–gel technique Viscosity Vitrification Optics Achromat Dispersion Gradient-index optics Hydrogen darkening Optical amplifier Optical fiber...
    20 KB (2,326 words) - 21:16, 9 April 2025
  • A graded-index fiber, or gradient-index fiber, is an optical fiber whose core has a refractive index that decreases continuously with increasing radial...
    3 KB (426 words) - 05:21, 8 August 2023
  • Thumbnail for Glass
    Glass (section Optics)
    telecommunications technology, and integrated optics. Microlenses and gradient-index optics (where the refractive index is non-uniform) find application in e...
    89 KB (9,021 words) - 17:39, 2 March 2025
  • Thumbnail for Flint glass
    crystal. Wikimedia Commons has media related to Flint glass. Crown glass (optics) Chromatic aberration Cup plate Kurkjian, Charles R.; Prindle, William R...
    2 KB (233 words) - 14:56, 19 August 2024
  • Thumbnail for Transparency and translucency
    In the field of optics, transparency (also called pellucidity or diaphaneity) is the physical property of allowing light to pass through the material without...
    34 KB (4,306 words) - 15:48, 14 May 2025
  • campaigns for equality in education GRIN, an acronym for gradient index; see Gradient-index optics Search for "grin"  or "grins" on Wikipedia. All pages...
    856 bytes (149 words) - 03:43, 7 March 2023
  • Thumbnail for Fused quartz
    ultraviolet and infrared wavelengths, so is used to make lenses and other optics for these wavelengths. Depending on manufacturing processes, impurities...
    21 KB (2,396 words) - 19:14, 7 May 2025
  • Thumbnail for Materials science
    Electricity Thermal properties, see Thermodynamics Optical properties, see Optics and Photonics Magnetic properties, see Magnetism The properties of a material...
    64 KB (6,723 words) - 00:28, 2 May 2025
  • temperature sol–gel technique Viscosity Vitrification Optics Achromat Dispersion Gradient-index optics Hydrogen darkening Optical amplifier Optical fiber...
    10 KB (1,149 words) - 04:14, 19 November 2024
  • Thumbnail for Uranium glass
    temperature sol–gel technique Viscosity Vitrification Optics Achromat Dispersion Gradient-index optics Hydrogen darkening Optical amplifier Optical fiber...
    14 KB (1,495 words) - 19:16, 20 March 2025
  • Thumbnail for CorningWare
    temperature sol–gel technique Viscosity Vitrification Optics Achromat Dispersion Gradient-index optics Hydrogen darkening Optical amplifier Optical fiber...
    10 KB (1,159 words) - 14:57, 17 May 2025
  • Thumbnail for Photonic-crystal fiber
    dates to unpublished work in 1991). Fiber Bragg grating Fiber optics Gradient index optics Leaky mode Optical communication Optical medium Photonic crystal...
    13 KB (1,694 words) - 09:44, 24 March 2025
  • Thumbnail for Zerodur
    in telescope optics, microlithography machines and inertial navigation systems. The main applications for Zerodur include telescope optics in astronomy...
    12 KB (1,075 words) - 23:29, 19 February 2025
  • Thumbnail for Photochromic lens
    temperature sol–gel technique Viscosity Vitrification Optics Achromat Dispersion Gradient-index optics Hydrogen darkening Optical amplifier Optical fiber...
    6 KB (741 words) - 17:18, 27 February 2025
  • Thumbnail for Soda–lime glass
    temperature sol–gel technique Viscosity Vitrification Optics Achromat Dispersion Gradient-index optics Hydrogen darkening Optical amplifier Optical fiber...
    12 KB (993 words) - 06:12, 14 May 2025
  • Thumbnail for Borosilicate glass
    soda–lime glass. This reduces material stresses caused by temperature gradients, which makes borosilicate a more suitable type of glass for certain applications...
    31 KB (3,686 words) - 05:50, 31 March 2025
  • Thumbnail for Supercooling
    when the liquidus temperature gradient at the interface (the position x=0) is larger than the imposed temperature gradient: ∂ T L ∂ x | x = 0 > ∂ T ∂ x...
    26 KB (3,101 words) - 15:44, 29 March 2025
  • Gradient boosting is a machine learning technique based on boosting in a functional space, where the target is pseudo-residuals instead of residuals as...
    28 KB (4,259 words) - 20:19, 14 May 2025
  • Thumbnail for Electron optics
    matches the formula for geometrical optics with a suitable electron-optical index of refraction.: 745  This index of refraction functions like the material...
    11 KB (1,279 words) - 13:50, 4 October 2024
  • Thumbnail for Silicon oxynitride
    silicon nitride. This property is useful for gradient-index optics components such as graded-index fibers. Silicon oxynitrides can be doped with metal atoms...
    6 KB (601 words) - 12:07, 6 May 2021
  • original on 22 March 2012. Moore, Duncan (April 1980). "Gradient-index optics: a review". Applied Optics. Vol. 19, no. 7. doi:10.1007/BF02463739. Archived from...
    70 KB (7,728 words) - 06:19, 26 February 2025