Dispersion (optique) — Dispersion Pour les articles homonymes, voir Dispersion (homonymie). Dispersion de la lumière blanche au passage d un dioptre. La dispersion, en mécanique ondulatoire, est le phénomène affectant une … Wikipédia en Français
Dispersion lumineuse — Dispersion Pour les articles homonymes, voir Dispersion (homonymie). Dispersion de la lumière blanche au passage d un dioptre. La dispersion, en mécanique ondulatoire, est le phénomène affectant une … Wikipédia en Français
Dispersion — Pour les articles homonymes, voir Dispersion (homonymie). Dispersion de la lumière blanche au passage d un dioptre. La dispersion, en mécanique ondulatoire, est le phénomène affectant une onde dans un milieu dispersif, c … Wikipédia en Français
Prism — (pr[i^]z m), n. [L. prisma, Gr. pri sma, fr. pri zein, pri ein, to saw: cf. F. prisme.] 1. (Geom.) A solid whose bases or ends are any similar, equal, and parallel plane figures, and whose sides are parallelograms. [1913 Webster] Note: Prisms of… … The Collaborative International Dictionary of English
dispersion — [di spʉr′zhən, dis pʉr′shən] n. [ME dispersioun < OFr dispersion < L dispersio] 1. a dispersing or being dispersed 2. the breaking up of light into component colored rays, as by means of a prism 3. the resolution of a complex… … English World dictionary
Prism (optics) — For other uses, see Prism (disambiguation). A plastic prism In optics, a prism is a transparent optical element with flat, polished surfaces that refract light. The exact angles between the surfaces depend on the application. The traditional… … Wikipedia
Prism compressor — A prism compressor is an optical device used to shorten the duration of a positively chirped ultrashort laser pulse by giving different wavelength components a different time delay. It typically consists of two prisms and a mirror. Figure 1 shows … Wikipedia
Dispersion (optics) — This article is about dispersion of waves in optics. For other forms of dispersion, see Dispersion (disambiguation). In a prism, material dispersion (a wavelength dependent refractive index) causes different colors to refract at different angles … Wikipedia
dispersion — /di sperr zheuhn, sheuhn/, n. 1. Also, dispersal. an act, state, or instance of dispersing or of being dispersed. 2. Optics. a. the variation of the index of refraction of a transparent substance, as glass, with the wavelength of light, with the… … Universalium
Dispersion relation — The refraction of a light in a prism is due to dispersion. In physics and electrical engineering, dispersion most often refers to frequency dependent effects in wave propagation. Note, however, that there are several other uses of the word… … Wikipedia
