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Concept information

Preferred term

Telescopes  

Definition

  • An instrument used to collect and amplify light or other energy. Refracting telescopes gather light by means of a lens, reflecting telescopes by means of a mirror. Radio telescopes gather radio energy by using an antenna. Telescopes have also been built that can gather X rays, gamma rays, and other forms of energy. (en)

Broader concept

Editorial note

URI

http://astrothesaurus.org/uat/1689

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