angle of acceptance

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• Acceptance angle — can refer to:*Half of the angular aperture of an optical system *The angle in an optical fiber below which rays are guided raysee also*Numerical aperture …   Wikipedia

• New Heavy (album) — New Heavy Studio album by Dub Trio Released May 23, 2006 …   Wikipedia

• Prisme de Glan-Thompson — Un prisme de Glan Thompson réfléchit un rayon de lumière polarisé p, et transmet un rayon de lumière polarisé s. Un prisme de Glan Thompson est un type de prisme polarisant, autrement dit un polariseur, similaire au prisme de Nicol. Il est… …   Wikipédia en Français

• Prisme de glan-thompson — Un prisme de Glan Thompson réfléchit la composante de la lumière polarisée p, et transmet la composante polarisée s. Un prisme de Glan Thompson est un type de prisme polarisant, autrement dit un polariseur, similaire au prisme de Nicol. Il est… …   Wikipédia en Français

• TÉLÉCOMMUNICATIONS - Transmissions optiques — Le développement des télécommunications s’est caractérisé par l’utilisation d’un domaine de fréquences de plus en plus vaste, depuis les quelques kilohertz des premières lignes téléphoniques jusqu’à la centaine de gigahertz des guides d’ondes… …   Encyclopédie Universelle

• Nonimaging optics — (also called anidolic optics)[1][2] is the branch of optics concerned with the optimal transfer of light radiation between a source and a target. Unlike traditional imaging optics, the techniques involved do not attempt to form an image of the… …   Wikipedia

• Numerical aperture — The numerical aperture with respect to a point P depends on the half angle θ of the maximum cone of light that can enter or exit the lens. In optics, the numerical aperture (NA) of an optical system is a dimensionless number that characterizes… …   Wikipedia

• Concentrated photovoltaics — Concentrated photovoltaic (CPV) technology uses optics such as lenses to concentrate a large amount of sunlight onto a small area of solar photovoltaic materials to generate electricity. Unlike traditional, more conventional flat panel systems,… …   Wikipedia

• algebra — /al jeuh breuh/, n. 1. the branch of mathematics that deals with general statements of relations, utilizing letters and other symbols to represent specific sets of numbers, values, vectors, etc., in the description of such relations. 2. any of… …   Universalium

• literature — /lit euhr euh cheuhr, choor , li treuh /, n. 1. writings in which expression and form, in connection with ideas of permanent and universal interest, are characteristic or essential features, as poetry, novels, history, biography, and essays. 2.… …   Universalium

• mathematics — /math euh mat iks/, n. 1. (used with a sing. v.) the systematic treatment of magnitude, relationships between figures and forms, and relations between quantities expressed symbolically. 2. (used with a sing. or pl. v.) mathematical procedures,… …   Universalium