A reflecting telescope that has a paraboloidal primary mirror and a hyperboloidal secondary mirror; light is brought to a focus through an aperture in the center of the primary mirror. Synonym: Cassegrainian telescope.
|
|
|
|
 | | | |||
|
|
|
|
Words linked to "Gregorian telescope" : reflecting telescope, reflector, Cassegrainian telescope |
Copyright © 2024 Dictionary One.com |
