- hyperboloidal reflector
- гиперболический отражатель, гиперболическое зеркало
The New English-Russian Dictionary of Radio-electronics. F.V Lisovsky . 2005.
The New English-Russian Dictionary of Radio-electronics. F.V Lisovsky . 2005.
Cassegrain reflector — ▪ astronomical instrument in astronomical telescopy, an arrangement of mirrors to focus incoming light at a point close to the main light gathering mirror. The design was proposed in 1672 by French priest Laurent Cassegrain. In the… … Universalium
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Cassegrainian telescope — noun 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 • Syn: ↑Gregorian telescope • Hypernyms: ↑reflecting… … Useful english dictionary