JP2010091597A5 - - Google Patents

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Publication number
JP2010091597A5
JP2010091597A5 JP2008258253A JP2008258253A JP2010091597A5 JP 2010091597 A5 JP2010091597 A5 JP 2010091597A5 JP 2008258253 A JP2008258253 A JP 2008258253A JP 2008258253 A JP2008258253 A JP 2008258253A JP 2010091597 A5 JP2010091597 A5 JP 2010091597A5
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JP
Japan
Prior art keywords
optical system
focus correction
main focus
correction optical
lens barrel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2008258253A
Other languages
English (en)
Japanese (ja)
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JP2010091597A (ja
JP5264395B2 (ja
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Publication date
Application filed filed Critical
Priority to JP2008258253A priority Critical patent/JP5264395B2/ja
Priority claimed from JP2008258253A external-priority patent/JP5264395B2/ja
Priority to US12/572,175 priority patent/US8427745B2/en
Publication of JP2010091597A publication Critical patent/JP2010091597A/ja
Publication of JP2010091597A5 publication Critical patent/JP2010091597A5/ja
Application granted granted Critical
Publication of JP5264395B2 publication Critical patent/JP5264395B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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JP2008258253A 2008-10-03 2008-10-03 天体望遠鏡 Expired - Fee Related JP5264395B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2008258253A JP5264395B2 (ja) 2008-10-03 2008-10-03 天体望遠鏡
US12/572,175 US8427745B2 (en) 2008-10-03 2009-10-01 Telescope

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008258253A JP5264395B2 (ja) 2008-10-03 2008-10-03 天体望遠鏡

Publications (3)

Publication Number Publication Date
JP2010091597A JP2010091597A (ja) 2010-04-22
JP2010091597A5 true JP2010091597A5 (cg-RX-API-DMAC7.html) 2011-11-17
JP5264395B2 JP5264395B2 (ja) 2013-08-14

Family

ID=42075607

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008258253A Expired - Fee Related JP5264395B2 (ja) 2008-10-03 2008-10-03 天体望遠鏡

Country Status (2)

Country Link
US (1) US8427745B2 (cg-RX-API-DMAC7.html)
JP (1) JP5264395B2 (cg-RX-API-DMAC7.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102253479B (zh) * 2011-07-29 2013-03-20 中国科学院光电技术研究所 一种主焦式折反光学系统
JP2014174310A (ja) * 2013-03-08 2014-09-22 Canon Inc 主焦点補正光学系及びそれを用いた反射望遠鏡
JP6238592B2 (ja) * 2013-06-24 2017-11-29 キヤノン株式会社 光学系の偏芯量算出方法及びそれを用いた光学系の調整方法
JP2015055719A (ja) * 2013-09-11 2015-03-23 キヤノン株式会社 反射望遠鏡
DE102016100252B4 (de) 2016-01-08 2020-01-16 Sypro Optics Gmbh Projektionssystem für Displayanwendungen
RU2650055C1 (ru) * 2017-02-08 2018-04-06 Акционерное общество "Новосибирский приборостроительный завод" Катадиоптрический телескоп

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61252519A (ja) * 1985-05-02 1986-11-10 Goto Kogaku Kenkyusho:Kk 抛物面鏡の補正レンズ
JP3057946B2 (ja) * 1993-01-29 2000-07-04 キヤノン株式会社 収差補正系及びそれを用いた天体望遠鏡
JPH11305131A (ja) * 1998-04-23 1999-11-05 Rikagaku Kenkyusho カタディオプトリック光学系
JP3595472B2 (ja) * 1999-11-25 2004-12-02 三菱電機株式会社 主焦点ユニット
US20060018012A1 (en) * 2004-07-26 2006-01-26 Smith John E Apparatus and methods for focusing and collimating telescopes
US8115994B2 (en) * 2007-07-10 2012-02-14 Lockheed Martin Corporation Scanning wide field telescope and method
JP5063243B2 (ja) * 2007-08-01 2012-10-31 キヤノン株式会社 主焦点補正光学系及びそれを用いた反射望遠鏡
JP5164620B2 (ja) * 2008-03-17 2013-03-21 キヤノン株式会社 主焦点補正光学系及びそれを用いた反射望遠鏡

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