JP4481714B2 - 超広角レンズ系 - Google Patents

超広角レンズ系 Download PDF

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Publication number
JP4481714B2
JP4481714B2 JP2004131996A JP2004131996A JP4481714B2 JP 4481714 B2 JP4481714 B2 JP 4481714B2 JP 2004131996 A JP2004131996 A JP 2004131996A JP 2004131996 A JP2004131996 A JP 2004131996A JP 4481714 B2 JP4481714 B2 JP 4481714B2
Authority
JP
Japan
Prior art keywords
lens
lens group
positive
super wide
negative meniscus
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.)
Expired - Lifetime
Application number
JP2004131996A
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English (en)
Japanese (ja)
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JP2005316014A (ja
JP2005316014A5 (enExample
Inventor
純 平川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hoya Corp
Original Assignee
Hoya Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hoya Corp filed Critical Hoya Corp
Priority to JP2004131996A priority Critical patent/JP4481714B2/ja
Priority to US11/111,864 priority patent/US7116499B2/en
Publication of JP2005316014A publication Critical patent/JP2005316014A/ja
Publication of JP2005316014A5 publication Critical patent/JP2005316014A5/ja
Application granted granted Critical
Publication of JP4481714B2 publication Critical patent/JP4481714B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/06—Panoramic objectives; So-called "sky lenses" including panoramic objectives having reflecting surfaces

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP2004131996A 2004-04-27 2004-04-27 超広角レンズ系 Expired - Lifetime JP4481714B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2004131996A JP4481714B2 (ja) 2004-04-27 2004-04-27 超広角レンズ系
US11/111,864 US7116499B2 (en) 2004-04-27 2005-04-22 Wide-angle lens system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004131996A JP4481714B2 (ja) 2004-04-27 2004-04-27 超広角レンズ系

Publications (3)

Publication Number Publication Date
JP2005316014A JP2005316014A (ja) 2005-11-10
JP2005316014A5 JP2005316014A5 (enExample) 2006-11-16
JP4481714B2 true JP4481714B2 (ja) 2010-06-16

Family

ID=35136114

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004131996A Expired - Lifetime JP4481714B2 (ja) 2004-04-27 2004-04-27 超広角レンズ系

Country Status (2)

Country Link
US (1) US7116499B2 (enExample)
JP (1) JP4481714B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4951278B2 (ja) * 2005-08-30 2012-06-13 ペンタックスリコーイメージング株式会社 魚眼レンズ系及び魚眼ズームレンズ系
US7548385B2 (en) * 2006-11-06 2009-06-16 Hoya Corporation Wide-angle lens system
JP5287022B2 (ja) 2008-08-11 2013-09-11 ペンタックスリコーイメージング株式会社 広角レンズ系
JP2010134416A (ja) * 2008-11-04 2010-06-17 Hoya Corp リアフォーカス広角レンズ系及びそれを用いた電子撮像装置
JP6401110B2 (ja) * 2015-05-18 2018-10-03 富士フイルム株式会社 撮像レンズおよび撮像装置
JP6969071B2 (ja) * 2016-03-11 2021-11-24 株式会社ニコン 光学系、光学装置
JP7697217B2 (ja) * 2021-02-01 2025-06-24 株式会社リコー 単焦点レンズ、交換レンズ及び撮像装置

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4829429A (enExample) * 1971-08-21 1973-04-19
CH558022A (de) * 1972-09-21 1975-01-15 Zeiss Carl Fa Weitwinkel-objektiv.
JPS5522761B2 (enExample) * 1973-08-21 1980-06-19
JPH0450910A (ja) * 1990-06-15 1992-02-19 Canon Inc 広角レンズ
JP2729851B2 (ja) * 1990-08-04 1998-03-18 富士写真光機株式会社 レトロフォーカス型広角レンズ
JPH04235515A (ja) * 1991-01-11 1992-08-24 Nikon Corp 超広角ズームレンズ
JP3331228B2 (ja) 1992-11-24 2002-10-07 オリンパス光学工業株式会社 明るい広角レンズ
JP3284784B2 (ja) * 1994-09-19 2002-05-20 キヤノン株式会社 ズームレンズ
JP3263835B2 (ja) * 1994-03-24 2002-03-11 株式会社シグマ 超広角ズームレンズ
JP3315839B2 (ja) 1994-10-21 2002-08-19 旭光学工業株式会社 超広角ズームレンズ
JP3607958B2 (ja) * 1995-10-13 2005-01-05 株式会社ニコン レトロフォーカス型レンズ
JPH09152550A (ja) 1995-11-29 1997-06-10 Asahi Optical Co Ltd ズームレンズ
JPH11109229A (ja) 1997-10-02 1999-04-23 Asahi Optical Co Ltd 広角を包含するソフトフォーカスズームレンズ系
JP4864240B2 (ja) 2001-07-12 2012-02-01 富士フイルム株式会社 レトロフォーカス型撮影レンズ
JP2003043350A (ja) * 2001-07-30 2003-02-13 Pentax Corp 広角レンズ系
JP2003202492A (ja) * 2002-01-09 2003-07-18 Matsushita Electric Ind Co Ltd 投写レンズ及びそれを用いた投写型表示装置
JP4349553B2 (ja) * 2002-01-17 2009-10-21 フジノン株式会社 バックフォーカスの長い固定焦点の広角レンズ
JP3713250B2 (ja) 2002-04-18 2005-11-09 ペンタックス株式会社 接眼変倍光学系
JP2004012504A (ja) * 2002-06-03 2004-01-15 Canon Inc ズームレンズ及びそれを有する光学機器

Also Published As

Publication number Publication date
JP2005316014A (ja) 2005-11-10
US20050237627A1 (en) 2005-10-27
US7116499B2 (en) 2006-10-03

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