JP4418618B2 - 単焦点レンズのフォーカス方式 - Google Patents

単焦点レンズのフォーカス方式 Download PDF

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Publication number
JP4418618B2
JP4418618B2 JP2002189508A JP2002189508A JP4418618B2 JP 4418618 B2 JP4418618 B2 JP 4418618B2 JP 2002189508 A JP2002189508 A JP 2002189508A JP 2002189508 A JP2002189508 A JP 2002189508A JP 4418618 B2 JP4418618 B2 JP 4418618B2
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Japan
Prior art keywords
group
focusing
object distance
distance
infinity
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Expired - Fee Related
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JP2002189508A
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Japanese (ja)
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JP2004029641A (ja
JP2004029641A5 (enExample
Inventor
亮介 平井
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Canon Inc
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Canon Inc
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Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2002189508A priority Critical patent/JP4418618B2/ja
Publication of JP2004029641A publication Critical patent/JP2004029641A/ja
Publication of JP2004029641A5 publication Critical patent/JP2004029641A5/ja
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Publication of JP4418618B2 publication Critical patent/JP4418618B2/ja
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JP2002189508A 2002-06-28 2002-06-28 単焦点レンズのフォーカス方式 Expired - Fee Related JP4418618B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002189508A JP4418618B2 (ja) 2002-06-28 2002-06-28 単焦点レンズのフォーカス方式

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002189508A JP4418618B2 (ja) 2002-06-28 2002-06-28 単焦点レンズのフォーカス方式

Publications (3)

Publication Number Publication Date
JP2004029641A JP2004029641A (ja) 2004-01-29
JP2004029641A5 JP2004029641A5 (enExample) 2005-10-20
JP4418618B2 true JP4418618B2 (ja) 2010-02-17

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Family Applications (1)

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JP2002189508A Expired - Fee Related JP4418618B2 (ja) 2002-06-28 2002-06-28 単焦点レンズのフォーカス方式

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JP (1) JP4418618B2 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4706179B2 (ja) * 2004-03-31 2011-06-22 株式会社ニコン レトロフォーカスレンズ
JP4638214B2 (ja) * 2004-12-15 2011-02-23 Ｈｏｙａ株式会社 大口径広角レンズ系
JP5073172B2 (ja) * 2005-03-17 2012-11-14 株式会社リコー ディジタルカメラ及び携帯型情報端末装置
JP2007256712A (ja) * 2006-03-24 2007-10-04 Brother Ind Ltd 投写用広角レンズ及びこれを備えたプロジェクタ
JP5200694B2 (ja) * 2008-06-25 2013-06-05 株式会社リコー 撮像光学系およびカメラ装置および携帯情報端末装置
JP5830638B2 (ja) 2010-08-25 2015-12-09 パナソニックＩｐマネジメント株式会社 単焦点レンズ系、交換レンズ装置及びカメラシステム
JP5760192B2 (ja) 2010-08-25 2015-08-05 パナソニックＩｐマネジメント株式会社 単焦点レンズ系、交換レンズ装置及びカメラシステム
JP6090650B2 (ja) * 2012-11-19 2017-03-08 株式会社リコー 結像レンズ、撮像装置および情報装置
KR20140124286A (ko) 2013-04-16 2014-10-24 삼성전자주식회사 광각 렌즈계 및 이를 포함한 촬영 장치
JP6727795B2 (ja) * 2015-11-27 2020-07-22 キヤノン株式会社 撮像装置及びそれを有する撮像システム

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JP2004029641A (ja) 2004-01-29

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