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Taʼrif
English: A replica of Isaac Newton's second reflecting telescope of 1672.
This was a new design of telescope - the Newtonian reflector. Newton's work on optics and splitting white light, led him to believe that all refracting telescopes would suffer from chromatic aberration. His new design of reflecting telescope minimized this problem. However, due to problems with accurately grinding the mirror, Newton's telescope actually caused more image distortions than other contemporary telescope and more than a century passed before reflecting telescope became popular. Newton's first telescope had an objective concave primary mirror diameter of about 1.3 inches (33 mm) with a 6 inch (150mm) long focal length. It had the ability to magnify about 40 times, with a performance similar to a 6 foot (2m) long refracting telescope Newton compared it to (PBS/Nova: Newton's Dark Secrets). Newton presented a second version of his reflector to the Royal Society in 1672 (The History of the Telescope By Henry C. King, Page 74) and was admitted as a fellow of the society in the same year.

This replica of that second Royal Society reflector and is in the Whipple Museum of the History of Science in Cambridge.
Sanasi
Manba www.andrewdunnphoto.com
Muallif User:Solipsist (Andrew Dunn)

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Photograph © Andrew Dunn, 5 November 2004.
Website: http://www.andrewdunnphoto.com/
I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
atribut bir xil ulashish
This file is licensed under the Creative Commons Attribution-Share Alike 2.0 Generic license.
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  • atribut – Siz tegishli litsenziyaga havolani taqdim etishingiz va oʻzgartirishlar kiritilganligini koʻrsatishingiz kerak. Siz buni har qanday oqilona yoʻl bilan qilishingiz mumkin, lekin litsenziar Sizni yoki Sizning foydalanishingizni ma'qullashini taklif qiladigan tarzda emas.
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Image history of en:Image:NewtonsTelescopeReplica.jpg:

  • (del) (rev) 00:32, 6 November 2004 . . Solipsist . . 1024×891 (119,970 bytes) (A replica of Isaac Newton's telescope of 1672.)

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Replica of Isaac Newton's second reflecting telescope of 1672.

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tasvirlangan ob'ekt

5 Noyabr 2004

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Sana/VaqtMiniaturaOʻlchamlariFoydalanuvchiIzoh
joriy14:52, 19-Aprel 201914:52, 19-Aprel 2019 dagi versiya uchun tasvir1 024 × 891 (376 KB)Fabian RRRRReverted to version as of 07:16, 10 January 2010 (UTC), more realisitc
18:43, 20-May 201818:43, 20-May 2018 dagi versiya uchun tasvir1 024 × 891 (516 KB)Till.niermannWhite balance
07:16, 10-Yanvar 201007:16, 10-Yanvar 2010 dagi versiya uchun tasvir1 024 × 891 (376 KB)DrJungedenoised, sharpened.
09:22, 23-May 200909:22, 23-May 2009 dagi versiya uchun tasvir1 024 × 891 (126 KB)Thomas Gunah, fair play
09:20, 23-May 200909:20, 23-May 2009 dagi versiya uchun tasvir1 024 × 891 (118 KB)Thomas Gunnot sure what was wrong with the colour before?
16:50, 16-Oktyabr 200716:50, 16-Oktyabr 2007 dagi versiya uchun tasvir1 024 × 891 (126 KB)Fabian CommonsWhite Balance
18:44, 1-Sentyabr 200618:44, 1-Sentyabr 2006 dagi versiya uchun tasvir1 024 × 891 (118 KB)Thuressonlarger
21:54, 14-Yanvar 200621:54, 14-Yanvar 2006 dagi versiya uchun tasvir688 × 599 (71 KB)Xocoyote~commonswikiFrom wikipedi in english.

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