JPS6149646B2 - - Google Patents

Info

Publication number
JPS6149646B2
JPS6149646B2 JP57092771A JP9277182A JPS6149646B2 JP S6149646 B2 JPS6149646 B2 JP S6149646B2 JP 57092771 A JP57092771 A JP 57092771A JP 9277182 A JP9277182 A JP 9277182A JP S6149646 B2 JPS6149646 B2 JP S6149646B2
Authority
JP
Japan
Prior art keywords
lens
positive
object side
negative
groups
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
JP57092771A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58209707A (ja
Inventor
Sadao Okudaira
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 JP57092771A priority Critical patent/JPS58209707A/ja
Priority to US06/498,907 priority patent/US4556295A/en
Publication of JPS58209707A publication Critical patent/JPS58209707A/ja
Publication of JPS6149646B2 publication Critical patent/JPS6149646B2/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)
JP57092771A 1982-05-31 1982-05-31 超コンパクト望遠レンズ Granted JPS58209707A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP57092771A JPS58209707A (ja) 1982-05-31 1982-05-31 超コンパクト望遠レンズ
US06/498,907 US4556295A (en) 1982-05-31 1983-05-27 Ultracompact telephoto lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57092771A JPS58209707A (ja) 1982-05-31 1982-05-31 超コンパクト望遠レンズ

Publications (2)

Publication Number Publication Date
JPS58209707A JPS58209707A (ja) 1983-12-06
JPS6149646B2 true JPS6149646B2 (en]) 1986-10-30

Family

ID=14063678

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57092771A Granted JPS58209707A (ja) 1982-05-31 1982-05-31 超コンパクト望遠レンズ

Country Status (2)

Country Link
US (1) US4556295A (en])
JP (1) JPS58209707A (en])

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01211711A (ja) * 1988-02-19 1989-08-24 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
JP2829981B2 (ja) * 1988-09-17 1998-12-02 株式会社ニコン 近距離撮影可能な望遠レンズ
KR20090087422A (ko) 2008-02-12 2009-08-17 가부시키가이샤 니콘 촬영 렌즈, 촬영 렌즈를 구비한 광학 기기 및 촬영 렌즈의 제조 방법
CN102439507A (zh) * 2009-05-22 2012-05-02 C8麦迪森瑟斯公司 具有两对相同元件的大视场、高数值孔径复合物镜以及包含两个这种复合透镜的近ir光谱仪
JP5629389B2 (ja) * 2011-11-14 2014-11-19 富士フイルム株式会社 中望遠レンズおよび撮像装置
CN104360459B (zh) * 2014-12-01 2016-06-08 东莞市奥普特自动化科技有限公司 35mm定焦机器视觉镜头
JP6864969B2 (ja) * 2019-02-06 2021-04-28 カンタツ株式会社 撮像レンズ
WO2021128386A1 (zh) * 2019-12-28 2021-07-01 诚瑞光学(常州)股份有限公司 摄像光学镜头

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53134425A (en) * 1977-04-28 1978-11-24 Nippon Chemical Ind Large aperture ratio telescopic lens
JPS5425820A (en) * 1977-07-29 1979-02-27 Nippon Chemical Ind Rear conversion lens

Also Published As

Publication number Publication date
JPS58209707A (ja) 1983-12-06
US4556295A (en) 1985-12-03

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