Cassegrain telescope


Also found in: Thesaurus, Medical, Legal, Encyclopedia, Wikipedia.
Related to Cassegrain telescope: Newtonian telescope

Cassegrain telescope

(ˈkæsɪˌɡreɪn)
n
(Astronomy) an astronomical reflecting telescope in which incident light is reflected from a large concave paraboloid mirror onto a smaller convex hyperboloid mirror and then back through a hole in the concave mirror to form the image
[C19: named after N. Cassegrain, 17th-century French scientist who invented it]
References in periodicals archive ?
explored using a fully computerized Meade LX200 250mm (10") Schmidt Cassegrain telescope.
She has an 8in Schmidt Cassegrain telescope which is fixed on the sky from her window and can spot planets and far off galaxies.
The five-meter dome housed a 14-inch Cassegrain telescope, purchased with a National Science Foundation Grant for Instructional Scientific Equipment.