Dawes' limit — diffraction pattern matching Dawes limit Dawes limit is a formula to express the maximum resolving power of a microscope or telescope. It is so named for its discoverer, W. R. Dawes, although it is also credited to Lord Rayleigh. The formula… … Wikipedia
dawes' limit — ˈdȯz(ə̇z) noun Usage: usually capitalized D Etymology: after William R. Dawes died 1868 English astronomer : an approximate value of the resolving power of a telescope based on the theoretical size of the spurious disk being equal in seconds of… … Useful english dictionary
Dawes (disambiguation) — Dawes may refer to:People: *Beman Gates Dawes, politician and oil executive who served two terms as a Republican Congressman from Ohio *Bill Dawes, an Irish American comedian, actor, and writer *Charles G. Dawes, banker, politician and 30th Vice… … Wikipedia
Dawes — may refer to: Contents 1 People 2 Places 3 Craters 4 Other uses 5 See also … Wikipedia
William Rutter Dawes — Infobox Scientist |name = William Rutter Dawes box width = image width = 150px caption = William R. Dawes birth date = 19 March 1799 birth place = West Sussex death date = 15 February 1868 death place = residence = citizenship = English… … Wikipedia
Optical telescope — Eight Inch refracting telescope (Chabot Space and Science Center) An optical telescope is a telescope which is used to gather and focus light mainly from the visible part of the electromagnetic spectrum for directly viewing a magnified image for… … Wikipedia
Angular resolution — describes the resolving power of any image forming device such as an optical or radio telescope, a microscope, a camera, or an eye. Definition of terms Resolving power is the ability of the components of an imaging device to measure the angular… … Wikipedia
international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… … Universalium
Cherokee Commission — Oklahoma and Indian Territories 1890 The Cherokee Commission, was a three person bi partisan body created by President Benjamin Harrison to operate under the direction of the Secretary of the Interior, as empowered by Section 14 of the Indian… … Wikipedia
United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… … Universalium