- Fresnel diffraction integral
- см. Fresnel integral
Англо-русский словарь промышленной и научной лексики. 2014.
Fresnel diffraction integral
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Fresnel diffraction — In optics, the Fresnel diffraction equation for near field diffraction, is an approximation of Kirchhoff Fresnel diffraction that can be applied to the propagation of waves in the near field.[1] The near field can be specified by the Fresnel… … Wikipedia
Fresnel (disambiguation) — Fresnel can refer to physicist Augustin Jean Fresnel, or to the following topics associated with him:*Fresnel equations, describing light reflection and refraction *Huygens Fresnel principle, a description of wave propagation *Fresnel diffraction … Wikipedia
Diffraction — Computer generated intensity pattern formed on a screen by diffraction from a square aperture … Wikipedia
Fresnel integral — S(x) and C(x) The maximum of C(x) is about 0.977451424. If πt²/2 were used instead of t², then the image would be scaled vertically and horizontally (see below). Fresnel integrals, S(x) and C(x), are two transcendental functions named aft … Wikipedia
Fresnel number — The Fresnel number F , named after the physicist Augustin Jean Fresnel, is a dimensionless number occurring in optics, in particular in diffraction theory.For an electromagnetic wave passing through an aperture and hitting a screen, the Fresnel… … Wikipedia
Fresnel zone — In optics and radio communications, a Fresnel zone (pronounced FRA nel Zone ), named for physicist Augustin Jean Fresnel, is one of a (theoretically infinite) number of concentric ellipsoids of revolution which define volumes in the radiation… … Wikipedia
Fresnel equations — The Fresnel equations, deduced by Augustin Jean Fresnel (pronEng|freɪˈnɛl), describe the behaviour of light when moving between media of differing refractive indices. The reflection of light that the equations predict is known as Fresnel… … Wikipedia
Fraunhofer diffraction — In optics, Fraunhofer diffraction is a form of wave diffraction, which occurs when field waves are passed through an aperture or slit, causing only the size of an observed aperture image to change Hecht, E. (1987) , p396 Definition of Fraunhofer… … Wikipedia
Augustin-Jean Fresnel — Infobox Scientist name = Augustin Jean Fresnel box width = image width =150px caption = Augustin Jean Fresnel birth date = Birth date|1788|5|10 birth place = Broglie (Eure) death date = death date and age|1827|7|14|1788|5|10 death place =… … Wikipedia
Intégrale de Fresnel — Pour les articles homonymes, voir Fresnel. L intégrale de Fresnel est une intégrale impropre introduite par le physicien français Augustin Fresnel. Sommaire 1 Formule de Fresnel 2 Définition … Wikipédia en Français
Laser beam profiler — A laser beam profiler captures, displays, and records the spatial intensity profile of a laser beam at a particular plane transverse to the beam propagation path. Since there are many types of lasers ultraviolet, visible, infrared, continuous… … Wikipedia
