Definition of cassegrainian
"Cassegrainian" is probably misspelled. Trying Cassegrainian_telescope instead Definition of Cassegrainian_telescope
1. Cassegrainian_telescope [ n ] 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
Synonyms Gregorian_telescope Cassegrainian_telescope Related Terms reflecting_telescopeSimilar Spelling
Cassia_grandisCasagrande
