gRazing incidence telescopes

Mira otros diccionarios:

• telescope — /tel euh skohp /, n., adj., v., telescoped, telescoping. n. 1. an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal forms (refracting telescope) consists essentially of an objective lens… …   Universalium

• X-ray astronomy — X rays start at 0.008 nm and extend across the electromagnetic spectrum to 8 nm, over which the Earth s atmosphere is opaque. X ray astronomy is an observational branch of astronomy which deals with the study of X ray observation and detection… …   Wikipedia

• Mirror — looking glass redirects here. For other uses, see Looking Glass (disambiguation). This article is about wave reflectors (mainly, specular reflection of visible light). For other uses, see Mirror (disambiguation). A mirror, reflecting a vase A… …   Wikipedia

• History of the telescope — The earliest known working telescopes appeared in 1608 and are credited to Hans Lippershey and Zacharias Janssen, spectacle makers in Middelburg, and Jacob Metius of Alkmaar. The design of these early refracting telescopes consisted of a convex… …   Wikipedia

• Nuclear Spectroscopic Telescope Array — NuSTAR General information NSSDC ID NuSTAR Organization NASA/JPL …   Wikipedia

• Wolter telescope — A Wolter telescope is a telescope for X rays using only grazing incidence optics. Visible light telescopes are built with lenses or parabolic mirrors. Neither works well for X rays. Lenses for visible light are made of a transparent material with …   Wikipedia

• Great Observatories program — Four Great Observatories satellites NASA s series of Great Observatories satellites are four large, powerful space based telescopes. Each of the Great Observatories has had a similar size and cost at program outset, and each has made a… …   Wikipedia

• Active optics — is a relatively new technology for reflecting telescopes developed in the 1980s, which has more recently enabled the construction of a generation of telescopes with 8 metre primary mirrors. Active optics works by actively adjusting the telescope… …   Wikipedia

• Hans Wolter — (1911 1978) was a German physicist who designed an aplanatic system of grazing incidence mirrors that satisfied the Abbe sine condition (i.e. free of both spherical aberration and coma).Wolter showed such a system could be produced using a… …   Wikipedia

• Hinode — Infobox Space telescope name = Hinode caption = Artist s impression of the Hinode spacecraft (then known as Solar B) in orbit organization = JAXA / NASA / PPARC alt names = Solar B nssdc id = location = orbit type = sun synchronous orbit height …   Wikipedia

• BeppoSAX — Infobox Space telescope name = BeppoSAX caption = Artist s conception of BeppoSax in space (credit: the Agenzia Spaziale Italiana (ASI) and BeppoSAX Science Data Center (SDC)) organization = ASI / NIVR alt names = Satellite per Astronomia X… …   Wikipedia