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Umlando we-catadioptric telescope-Alice factory

Okthoba 21, 2021

Isibonakude se-catadioptric saqala ukubonakala ngo-1814. Ngo-1931, udokotela wamehlo waseJalimane u-Schmidt wasebenzisa ilensi encane ye-aspheric eyingqayizivele eseduze ne-parallel plate njengesibuko sokulungisa. Ngokuhlangana nesibuko esiyindilinga, ukugoqa kwesitayela se-Schmidt okungaqeda ukujika okuyindilinga kanye nokuphuma kwe-off-axis kwenziwa. Ngokubonisa isibonakude, lolu hlobo lwesibonakude lunamandla okukhanya aqinile, indawo enkulu yokubuka, kanye nokuphambuka okuncane. Ilungele ukuthatha izithombe zezindawo ezinkulu zesibhakabhaka, ikakhulukazi i-nebulae ebuthakathaka. Isibonakude iSchmidt sesiyithuluzi elibalulekile lokuhlola izinkanyezi.

Ngo-1940 uMaksutov wasebenzisa ilensi emise okwe-meniscus njengelensi yokulungisa ukuze enze olunye uhlobo lwesibonakude se-catadioptric. Izindawo zayo ezimbili ziyiziyingi ezimbili ezinamajika ahlukene. Umehluko awuningi, kodwa ukugoba nokuqina kuphezulu kakhulu. Okukhulu. Zonke izindawo zayo ziyindilinga, okulula ukuyigaya kunepuleti lokulungisa lesibonakude i-Schmidt, futhi umgqomo welensi mfishane, kodwa indawo yokubuka incane kunaleyo yesibonakude seSchmidt, futhi izidingo zengilazi ziphakeme.

Njengoba itheleskopu ye-catadioptric ingacabangela izinzuzo zakho kokubili itheleskopu ephikisayo kanye ne-reflection, ifaneleka kakhulu ukubukwa kwezinkanyezi ezifunda ngezinkanyezi kanye ne-astrophotography, futhi iye yathandwa iningi lezazi zezinkanyezi.

[Umshwana wokuzihlangula: Okuqukethwe ngenhla kuvela ku-inthanethi, futhi akumeli imibono yalesi sizindalwazi. Ngethemba ukuthi okunye okuqukethwe kungakusiza. 】


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