Twin cassegrain telescope. Cassegrain telescopes, named after the 17th-century French priest Laurent Cassegrain, are a type of reflector telescope tha

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Twin cassegrain telescope. Cassegrain telescopes, named after the 17th-century French priest Laurent Cassegrain, are a type of reflector telescope that combine the use of lenses and mirrors. This is the twin 16-inch cassegrain telescope, which was made by the telescope manufacturers Grubb Parsons in 1962. Photographed at the Royal Observatory, Edinburgh, Scotland.

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Size: 4073px × 4488px
Photo credit: © ROYAL ASTRONOMICAL SOCIETY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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