angular field
11Field electron emission — It is requested that a diagram or diagrams be included in this article to improve its quality. For more information, refer to discussion on this page and/or the listing at Wikipedia:Requested images. Field emission (FE) (also known as field… …
12field — [[t]fild[/t]] n. 1) agr. a piece of open or cleared land, esp. one suitable for pasture or tillage 2) spo a) a piece of ground devoted to sports or contests; playing field b) an area in which field events are held 3) a sphere or branch of… …
13field — A definite area of plane surface, considered in relation to some specific object. [A.S. feld] auditory f. the space included within the limits of hearing of a definite sound, as of a tuning fork …
14Angular distance — Distance Dis tance, n. [F. distance, L. distantia.] 1. The space between two objects; the length of a line, especially the shortest line joining two points or things that are separate; measure of separation in place. [1913 Webster] Every particle …
15field of view — noun The angular extent of what can be seen, either with the eye or with an optical instrument or camera …
16Near and far field — This article is about the electromagnetic concept. For the mathematical, see Near field (mathematics). Antenna field regions for antennas that are shorter than the wavelength of the radiation they emit, such as the whip antenna of a citizen s… …
17far-field — adjective Of or pertaining to the far field, the region sufficiently distant from a radio antenna for angular field distribution to be independent of distance. Ant: near field …
18Magnetic field — This article is about a scientific description of the magnetic influence of an electric current or magnetic material. For the physics of magnetic materials, see magnetism. For information about objects that create magnetic fields, see magnet. For …
19Cámara Planetaria y de Gran Angular 2 — La Cámara Planetaria y de Gran Angular 2 (en inglés Wide Field and Planetary Camera 2 o WFPC2) fue una cámara instalada en el Telescopio espacial Hubble. Fue instalada durante la primera misión de servicio al telescopio Hubble, realizada por el… …
20Hubble Deep Field — Coordinates: 12h 36m 49.4s, +62° 12′ 58″ …
