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Optics (4518 bytes)
3: ...d the interaction of [[light]] with [[matter]]. Optics explains and is illuminated by [[optical phenomen... 5: ...antum]] nature of light and as such some areas of optics are also related to [[quantum mechanics]]. 7: Optics, however, as a field is often considered largely ... 11: ==Classical optics== 12: ...ometimes called '''ray optics''' is the branch of optics that describes [[light]] [[propagation]] in terms... Photometry (optics) (5745 bytes) 1: '''Photometry''' is a term used in [[physics]], [[optics]], and [[illuminating engineering]] for the measu... 59: [[Category:Optics]] Transparency (optics) (1619 bytes) 1: In [[optics]], '''transparency''' is the property of being ''... 13: [[Category:Optics]] Fourier optics (2031 bytes) 1: To explain the basic principle of '''Fourier optics''', it might be useful to consider the analogue w... 3: ...n]] pattern after having passed through a [[lens (optics)|lens]]. If the object is at [[infinity]], the di... 7: ...pots (the higher the spatial frequency). Fourier optics influences the diffraction pattern by, e.g., weak... 9: Fourier optics are named after [[Joseph Fourier]]. 11: More reading on this subject: Hecht /Zajac OPTICS, Addison-Wesley Publishing Comp. Prism (optics) (2328 bytes) 2: ...cs)|reflect]] it or break it up (to [[dispersion (optics)|disperse]] it) into its constituent spectral [[c... 8: ...index depends on [[frequency]] (see [[dispersion (optics)|dispersion]]); the white light entering the pris... 43: [[Category:Optics]] Adaptive optics (2940 bytes) 1: ...ptive optics should not be confused with [[active optics]], which works on a longer timescale to correct t... 5: An adaptive optics system tries to correct these distortions, using ... 9: ...essity of a reference star means that an adaptive optics system cannot work everywhere on the sky, but onl... 15: Adaptive optics technology has also been used recently to image i... 19: *[[active optics]] Coma (optics) (1469 bytes) 1: In [[optics]] (especially [[telescope]]s), the '''coma''' in ... Focus (optics) (1996 bytes) 1: ...he '''focus''', or '''focal point''' of a [[lens (optics)|lens]] or [[parabola|parabolic]] [[mirror]] is t... 12: [[Category:Optics]] Diaphragm (optics) (1211 bytes) 4: ...[polygon]]) opening in the lightpath of a [[lens (optics)|lens]] or [[photographic lens|objective]] that c... Filter (optics) (4358 bytes) 1: [[Image:Filter-optics-1.jpg|right|320px|Coloured and ND filters]] 24: [[category:optics]] Quantum optics (6213 bytes) 1: '''Quantum optics''' is a field of research in [[physics]], dealing... 3: == History of quantum optics == 5: ...lowing from it not only form the basis of quantum optics but also were crucial for the development of quan... 7: ...n the properties of light, and the name ''quantum optics'' became customary. 9: ...se soon proved very fruitful, interest in quantum optics rose. A clearer understanding of the [[statistica... Active optics (1929 bytes) 1: ...echnology]] for [[reflecting telescope]]s. Active optics works by "actively" adjusting the telescope's [[m... 7: ... obtain the best possible image is termed "active optics". 9: ...), wind, telescope axis deformation, etc. Active optics correct all factors that may affect image quality... 11: ...ted with primary mirrors. For these, the adaptive optics technology has been developed for use with small ... Nonlinear optics (12012 bytes) 1: '''Nonlinear optics''' is the branch of [[optics]] that describes the behaviour of [[light]] in ''... 3: Nonlinear optics gives rise to a host of optical phenomena: 35: *Acousto-optics, the refractive index is affected by acoustic wav... 123: ...hysics and technology], with content on nonlinear optics, by Rüdiger Paschotta 125: [[Category:Optics]] Lens (optics) (14374 bytes) 5: ...ses through it, in a similar manner to a [[prism (optics)|prism]]. 88: ...tic aberration]]'' is caused by the [[dispersion (optics)|dispersion]] of the lens material, the variation... 139: [[Category:Optics]] Absorption (optics) (509 bytes) 1: '''Absorption''', in [[optics]], is the process by which the [[energy]] of a [[... 7: [[category:optics]] Dispersion (optics) (8626 bytes) 3: In [[optics]], '''dispersion''' is a phenomenon that causes t... 7: ==Material dispersion in optics== 9: In [[optics]], the ''phase velocity'' of a wave ''v'' in a gi... 17: ...[[optical spectrum|color spectrum]] by a [[Prism (optics)|prism]]. From [[Snell's law]] it can be seen tha... 45: ... a form of optical pulse which uses a [[nonlinear optics|nonlinear optical]] effect to self-maintain its s... Electro-optics (951 bytes) 1: In [[telecommunication]], '''electro-optics''' is the technology associated with those compon... Crystal optics (6859 bytes) 1: '''Crystal optics''' is the branch of [[optics]] that describes the behaviour of [[light]] in ''... 70: Certain [[nonlinear optics|nonlinear optical]] phenomena such as the [[elect... 83: [[Category:Optics]] Organic Nonlinear Optics (484 bytes) 1: ...subfield is much broader than inorganic nonlinear optics both in the number of materials studied and the w... 3: [[Category:Optics]] Free Space Optics (3306 bytes) 1: ...2 miles. Because of the use of lasers, Free Space Optics delivers high speed data communications at fiber ... 2: Freee Space Optics ca be used in situations, when high speed connect... 52: ...inz Willebrand, Baksheesh S. Ghuman: ''Free-Space Optics: Enabling Optical Connectivity in Today's Network... 55: *http://www.freespaceoptics.org
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