Astrophysics (index)

Large Altazimuth Telescope

(BTA-6)
(6 meter reflector telescope in Russia)

The Large Altazimuth Telescope (BTA-6) is a 6m reflecting telescope in southern Russia, that began operation in 1975 and was the world's largest telescope until Keck Observatory in 1990. It has a Monolithic Mirror and is of the Ritchey-Chrétien Telescope (RCT) design. The current mirror was installed in 1978 and has problems that reduce its performance.


(telescope,reflector,ground,Russia)
http://en.wikipedia.org/wiki/BTA-6

Referenced by:
Hale Telescope
Monolithic Mirror
Segmented Mirror

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