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A mirrored disco ball
A mirrored disco ball

A disco ball, mirror ball, glitter ball, or ball mirror is a roughly spherical object that reflects light directed at it in many directions, producing a complex display. "Globose" redirects here See also Globose nucleus. A sphere (from Greek σφαίρα - sphaira, "globe Its surface consists of hundreds or thousands of facets, nearly all of approximately the same shape and size, and each having a mirrored surface. Facets are flat faces on geometric shapes The organization of naturally occurring facets was key to early developments in Crystallography, since they reflect the underlying A mirror is an object with a surface that has good Specular reflection; that is it is smooth enough to form an Image. Usually it is mounted well above the heads of the people present, suspended from a device that causes it to rotate steadily on a vertical axis, and illuminated by spotlights, so that stationary viewers experience beams of light flashing over them, and see myriad spots of light spinning around the walls of the room. A rotation is a movement of an object in a circular motion A two- Dimensional object rotates around a center (or point) of rotation A rotation is a movement of an object in a circular motion A two- Dimensional object rotates around a center (or point) of rotation

What are now called "disco balls" were first used in nightclubs in the 1920s. A nightclub (or "night club" or "club" is a drinking, dancing, and entertainment venue which does its primary business after dark An early example can be seen in the nightclub sequence of Berlin: Die Sinfonie der Großstadt, a German silent film from 1927. Berlin Symphony of a Great City (German Berlin Die Sinfonie der Großstadt) a 1927 German Silent film directed by Walter In the 1970s, these devices were a standard accompaniment to disco music, and by the end of the 20th century, the name "disco ball" had largely eclipsed the earlier names that had been applied to the object. This article is about the Decade 1970-1979 For the Year 1970 see 1970. Disco is a Genre of dance-oriented music whose origins are hard to define The twentieth century of the Common Era began on

Miniature disco balls are sold as novelties and used for a number of decorative purposes, including dangling from the rear-view mirror of an automobile. A novelty is a small manufactured adornment especially a personal adornment

With the appearance of infrared networks, disco balls have found a new application, as a method of dispersing the infrared signals.

The world's largest rotating disco ball is situated in the ABC Nightclub in Glasgow, Scotland. The ABC is a music venue in Glasgow, Scotland. History It opened in 2005 with a concert from Jem. Glasgow (ˈglæzgoʊ is the largest city in Scotland and third most populous in the United Kingdom Scotland ( Gaelic: Alba) is a Country in northwest Europethat occupies the northern third of the island of Great Britain. [1]

Pink Floyd used a disco ball on their 1987 and 1994 world tours. Pink Floyd are The disco ball used on the 1987 tour was somewhat larger than normal but nowhere near as large as the disco ball used on the 1994 tour. This particular disco ball is one of the largest in the world. 4. 9 metres in diameter, it rises to a height of 21. 3 metres before opening to a width of 7. 3 metres, revealing a 12 kilowatt Phobeus HMI lamp. The watt (symbol W) is the SI derived unit of power, equal to one Joule of energy per Second. Hydrargyrum medium-arc iodide, or HMI, is a mercury - Halide gas discharge medium arc-length lamp [2] Both can be seen on the video of each tour: "Delicate Sound of Thunder and "P*U*L*S*E" during the song "Comfortably Numb". Delicate Sound of Thunder is a Pink Floyd concert video taken from the A Momentary Lapse of Reason tour " Comfortably Numb " is a song by the British progressive rock band Pink Floyd, which was released on the 1979 double album The Wall

Madonna used a 2-ton disco ball that was embellished by 2 million dollars' worth of Swarovski crystals for her Confessions Tour in 2006. Madonna Louise Ciccone Ritchie (born August 16 1958 known as Madonna, is an American Swarovski is the luxury Brand name for the range of precision-cut Lead crystal Glass and related products produced by companies owned by The Confessions Tour was the seventh world Concert tour by American singer-songwriter Madonna to support her album Confessions on a Dance Floor [3]

Disco balls in architectural design

The observation deck of the Fernsehturm Berlin resembles a disco ball. The Fernsehturm ( German for "television tower" is a Television Tower in the city centre of Berlin, Germany.

References

  1. ^ ABC Glasgow The Building
  2. ^ Lighting Dimensions, Sept. 1994, retrieved here 6 July 2006
  3. ^ Madonna
Events 1044 - The Battle of Ménfő takes place 1189 - Richard the Lionheart is crowned King of England Year 2006 ( MMVI) was a Common year starting on Sunday of the Gregorian calendar.

Dictionary

disco ball

-noun

  1. A suspended rotating mirrored sphere which casts moving spots of light across a room when light is projected on it.
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