JPS6132650B2 - - Google Patents

Info

Publication number
JPS6132650B2
JPS6132650B2 JP56173442A JP17344281A JPS6132650B2 JP S6132650 B2 JPS6132650 B2 JP S6132650B2 JP 56173442 A JP56173442 A JP 56173442A JP 17344281 A JP17344281 A JP 17344281A JP S6132650 B2 JPS6132650 B2 JP S6132650B2
Authority
JP
Japan
Prior art keywords
lens group
diverging
diverging lens
condition
telephoto
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
Application number
JP56173442A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5875107A (ja
Inventor
Shigetada Sato
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
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 JPS5875107A (ja) 1983-05-06
JPS6132650B2 true JPS6132650B2 (zh) 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 (zh)

Families Citing this family (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
JP3505099B2 (ja) * 1999-02-04 2004-03-08 ペンタックス株式会社 中望遠レンズ
JP5749629B2 (ja) * 2011-11-01 2015-07-15 株式会社タムロン インナーフォーカス式望遠レンズ
JP6133068B2 (ja) 2013-01-30 2017-05-24 カンタツ株式会社 撮像レンズ
JP6167348B2 (ja) * 2013-09-11 2017-07-26 カンタツ株式会社 撮像レンズ
JP6434352B2 (ja) * 2015-03-30 2018-12-05 株式会社タムロン インナーフォーカス式レンズ
TWI629535B (zh) 2017-02-18 2018-07-11 大立光電股份有限公司 影像擷取光學系統、取像裝置及電子裝置
JP6377234B1 (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
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

Citations (2)

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

Also Published As

Publication number Publication date
JPS5875107A (ja) 1983-05-06

Similar Documents

Publication Publication Date Title
JP2621247B2 (ja) ズームレンズ
US5835282A (en) Zoom lens system
JPH1039210A (ja) ズームレンズ
US4812026A (en) Telephoto lens system
JPH05264902A (ja) ズームレンズ
JP2558138B2 (ja) 変倍レンズ
JP3668365B2 (ja) ズームレンズ
JPS6140969B2 (zh)
JPH07294816A (ja) ズームレンズ
JPS6132650B2 (zh)
JPH07140388A (ja) ズームレンズ
JPH0660971B2 (ja) ズ−ムレンズ
JPH07318804A (ja) ズームレンズ
JPH0431094B2 (zh)
US4241981A (en) Compact wide angle zoom lens
JPS594687B2 (ja) 近距離合焦性能の良好なズ−ムレンズ
JPH0833512B2 (ja) ガウス型リアフォーカスレンズ
JPH0640170B2 (ja) 高変倍広角ズ−ムレンズ
EP0081997A1 (en) Compact zoom lens
US11106022B2 (en) Zoom lens and imaging apparatus
JPS6119013B2 (zh)
JP2560413B2 (ja) 小型のズームレンズ
JPH0430564B2 (zh)
JP2811447B2 (ja) マクロレンズ
JPH0572566B2 (zh)