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Cassegrain

Cassegrain

1 9.9
A French last name used by people, for example Laurent Cassegrain
  • proper noun
  • /ˈkæsɪɡreɪn/
translation icon : Cassegrain
  • Laurent Cassegrain was a French priest known for inventing the Cassegrain reflector in the 17th century.
  • Cassegrain telescope
  • Cassegrain reflector
  • Schmidt-Cassegrain

Examples

  • Many astronomy enthusiasts explore the history of Cassegrain, the inventor of the Cassegrain reflector.

  • We start viewing with our 16-inch Schmidt-Cassegrain.

    Academic text (2000)
  • Telescope reflector of Cassegrain type with a diameter of 40 centimeters.

    Academic text (1995)
  • Telescope reflector of Cassegrain type with a diameter of 62 centimeters.

    Academic text (1995)
  • Guests look through the Nightly Observing Program's 16-inch Schmidt-Cassegrain telescope.

    Academic text (2000)
  • Schmidt-Cassegrain telescopes in the 10- to 14-inch class range from $2,000 to $5,000.

    Academic text (2003)
  • In a Cassegrain configuration (right), the dish reflects rays onto a convex secondary, which in turn reflects the rays down to the receiver.

    Academic text (1996)
  • The Cassegrain does a better job of shielding the receiver from stray radiation from Earth's surface and gives astronomers more space for bulky equipment.

    Academic text (1996)
  • Early Monday morning, he brought out his 12-inch Meade Schmidt-Cassegrain telescope with the Point Grey Flea3 video camera attached, just to capture imagery for a composite picture of Jupiter.

    Blog text (30)
  • On any given night, one of us takes on 20 guests for four hours of identifying constellations, using binoculars and planispheres, and looking through the Visitor Center's 16-inch Schmidt-Cassegrain telescope.

    Academic text (2000)

Synonyms

Picard
vsCassegrain
12 7.7

A last name from France

is especially tied to one historical inventor rather than a common surname
Cartier
vsCassegrain
5 7.5

A French last name used by many people

is associated mainly with one famous 17th-century priest and inventor
Perrier
vsCassegrain
1 7.9

A French family name

is linked mainly to one famous 17th-century inventor and priest
Brulé
vsCassegrain
9.3

A last name from France

is best known for its association with one 17th-century inventor
Charras
vsCassegrain
9.9

A family name used by people, often from France

is primarily used for one historic inventor rather than as a common surname
Cassata
vsCassegrain
9.8

A family name from Italy, often from Sicily

is a French surname associated with one famous 17th-century inventor

Surface Forms

Cassegrain main

Etymology

Cassegrain is a French family name, most famous for Laurent Cassegrain, a 17th-century priest who described a new mirror telescope. That is why the telescope design and its name honour him.