JPS5875107A - 望遠レンズ - Google Patents

望遠レンズ

Info

Publication number
JPS5875107A
JPS5875107A JP17344281A JP17344281A JPS5875107A JP S5875107 A JPS5875107 A JP S5875107A JP 17344281 A JP17344281 A JP 17344281A JP 17344281 A JP17344281 A JP 17344281A JP S5875107 A JPS5875107 A JP S5875107A
Authority
JP
Japan
Prior art keywords
lens group
diverging
lens
diverging lens
converging
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
JP17344281A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6132650B2 (enrdf_load_stackoverflow
Inventor
Shigetada Sato
重忠 佐藤
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Priority to JP17344281A priority Critical patent/JPS5875107A/ja
Publication of JPS5875107A publication Critical patent/JPS5875107A/ja
Publication of JPS6132650B2 publication Critical patent/JPS6132650B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/02—Telephoto objectives, i.e. systems of the type + - in which the distance from the front vertex to the image plane is less than the equivalent focal length

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP17344281A 1981-10-29 1981-10-29 望遠レンズ Granted JPS5875107A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17344281A JPS5875107A (ja) 1981-10-29 1981-10-29 望遠レンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17344281A JPS5875107A (ja) 1981-10-29 1981-10-29 望遠レンズ

Publications (2)

Publication Number Publication Date
JPS5875107A true JPS5875107A (ja) 1983-05-06
JPS6132650B2 JPS6132650B2 (enrdf_load_stackoverflow) 1986-07-28

Family

ID=15960542

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17344281A Granted JPS5875107A (ja) 1981-10-29 1981-10-29 望遠レンズ

Country Status (1)

Country Link
JP (1) JPS5875107A (enrdf_load_stackoverflow)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59214008A (ja) * 1983-05-19 1984-12-03 Asahi Optical Co Ltd 望遠レンズ
JPH0240606A (ja) * 1988-07-30 1990-02-09 Asahi Optical Co Ltd 望遠写真レンズ
JP2000227546A (ja) * 1999-02-04 2000-08-15 Asahi Optical Co Ltd 中望遠レンズ
JP2013097212A (ja) * 2011-11-01 2013-05-20 Tamron Co Ltd インナーフォーカス式望遠レンズ
JP2014145961A (ja) * 2013-01-30 2014-08-14 Kantatsu Co Ltd 撮像レンズ
JP2015055728A (ja) * 2013-09-11 2015-03-23 カンタツ株式会社 撮像レンズ
JP2016188969A (ja) * 2015-03-30 2016-11-04 株式会社タムロン インナーフォーカス式レンズ
JP6378822B1 (ja) * 2017-10-19 2018-08-22 エーエーシー テクノロジーズ ピーティーイー リミテッドＡａｃ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｐｔｅ．Ｌｔｄ． 撮像光学レンズ
JP2019079009A (ja) * 2017-10-19 2019-05-23 エーエーシー テクノロジーズ ピーティーイー リミテッドＡａｃ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｐｔｅ．Ｌｔｄ． 撮像光学レンズ
US10310227B2 (en) 2017-02-18 2019-06-04 Largan Precision Co., Ltd. Image capturing optical system, imaging apparatus and electronic device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4843328A (enrdf_load_stackoverflow) * 1971-10-01 1973-06-22
JPS547927A (en) * 1977-06-21 1979-01-20 Canon Inc Photographic lens of excellent focusing operation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4843328A (enrdf_load_stackoverflow) * 1971-10-01 1973-06-22
JPS547927A (en) * 1977-06-21 1979-01-20 Canon Inc Photographic lens of excellent focusing operation

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59214008A (ja) * 1983-05-19 1984-12-03 Asahi Optical Co Ltd 望遠レンズ
JPH0240606A (ja) * 1988-07-30 1990-02-09 Asahi Optical Co Ltd 望遠写真レンズ
JP2000227546A (ja) * 1999-02-04 2000-08-15 Asahi Optical Co Ltd 中望遠レンズ
JP2013097212A (ja) * 2011-11-01 2013-05-20 Tamron Co Ltd インナーフォーカス式望遠レンズ
JP2014145961A (ja) * 2013-01-30 2014-08-14 Kantatsu Co Ltd 撮像レンズ
US9720211B2 (en) 2013-01-30 2017-08-01 Kantatsu Co., Ltd. Imaging lens
JP2015055728A (ja) * 2013-09-11 2015-03-23 カンタツ株式会社 撮像レンズ
JP2016188969A (ja) * 2015-03-30 2016-11-04 株式会社タムロン インナーフォーカス式レンズ
US11256069B2 (en) 2017-02-18 2022-02-22 Largan Precision Co., Ltd. Image capturing optical system, imaging apparatus and electronic device
US10310227B2 (en) 2017-02-18 2019-06-04 Largan Precision Co., Ltd. Image capturing optical system, imaging apparatus and electronic device
US10564403B2 (en) 2017-02-18 2020-02-18 Largan Precision Co., Ltd. Image capturing optical system, imaging apparatus and electronic device
US11573408B2 (en) 2017-02-18 2023-02-07 Largan Precision Co., Ltd. Image capturing optical system, imaging apparatus and electronic device
US11971528B2 (en) 2017-02-18 2024-04-30 Largan Precision Co., Ltd. Image capturing optical system, imaging apparatus and electronic device
US12216253B2 (en) 2017-02-18 2025-02-04 Largan Precision Co., Ltd. Image capturing optical system, imaging apparatus and electronic device
JP2019079009A (ja) * 2017-10-19 2019-05-23 エーエーシー テクノロジーズ ピーティーイー リミテッドＡａｃ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｐｔｅ．Ｌｔｄ． 撮像光学レンズ
JP6378822B1 (ja) * 2017-10-19 2018-08-22 エーエーシー テクノロジーズ ピーティーイー リミテッドＡａｃ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｐｔｅ．Ｌｔｄ． 撮像光学レンズ

Also Published As

Publication number Publication date
JPS6132650B2 (enrdf_load_stackoverflow) 1986-07-28

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