Information | |
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has gloss | (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 Cassegrainian telescope, Gregorian telescope |
has gloss | eng: The Gregorian telescope is a type of reflecting telescope designed by Scottish mathematician and astronomer, James Gregory in the 17th century and first built in 1673 by Robert Hooke. The design pre-dates the first practical reflecting telescope, the Newtonian telescope built by Sir Isaac Newton in 1668 , and was not successfully built until 5 years after Newton's first reflecting telescope. |
lexicalization | eng: Cassegrainian telescope |
lexicalization | eng: Gregorian telescope |
subclass of | (noun) optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece; "Isaac Newton invented the reflecting telescope in 1668" reflecting telescope, reflector |
Meaning | |
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German | |
has gloss | deu: Das Gregory-Teleskop, auch Gregorianisches Teleskop, ist ein Spiegelteleskop, das von James Gregory 1670 erfunden und erstmals von Robert Hooke 1674 gebaut wurde . |
lexicalization | deu: Gregory-Teleskop |
Indonesian | |
Show unreliable ▼ | |
lexicalization | ind: teropong Gregorius |
Italian | |
has gloss | ita: Il telescopio gregoriano è un tipo di telescopio riflettore ideato da James Gregory nel XVII secolo, costruito per la prima volta da Robert Hooke nel 1673. |
lexicalization | ita: telescopio gregoriano |
Korean | |
lexicalization | kor: 그레고리오식망원경 |
Polish | |
has gloss | pol: Teleskop Gregory'ego – rodzaj teleskopu zwierciadlanego. |
lexicalization | pol: Teleskop Gregory'ego |
Links | |
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similar | e/Cassegrainian telescope |
similar | e/Gregorian telescope |
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