WordNet: Cassegrain-teleskooppi, gregoriaaninen kaukoputki
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
- hypernym peilikaukoputki, peiliteleskooppi
Cassegrain-teleskooppi
- (englanti) Cassegrainian telescope (synonyymi)
gregoriaaninen kaukoputki
- (englanti) Gregorian telescope (synonyymi)