JPH0360410B2 - - Google Patents

Info

Publication number
JPH0360410B2
JPH0360410B2 JP58093649A JP9364983A JPH0360410B2 JP H0360410 B2 JPH0360410 B2 JP H0360410B2 JP 58093649 A JP58093649 A JP 58093649A JP 9364983 A JP9364983 A JP 9364983A JP H0360410 B2 JPH0360410 B2 JP H0360410B2
Authority
JP
Japan
Prior art keywords
group
lens
negative
positive
refractive power
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
JP58093649A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59219711A (ja
Inventor
Kyotaka Inatome
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.)
Nikon Corp
Original Assignee
Nippon Kogaku KK
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 Nippon Kogaku KK filed Critical Nippon Kogaku KK
Priority to JP58093649A priority Critical patent/JPS59219711A/ja
Priority to US06/612,069 priority patent/US4576445A/en
Publication of JPS59219711A publication Critical patent/JPS59219711A/ja
Publication of JPH0360410B2 publication Critical patent/JPH0360410B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/16—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group
    • G02B15/163—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group
    • G02B15/167—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses
    • G02B15/17—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective with interdependent non-linearly related movements between one lens or lens group, and another lens or lens group having a first movable lens or lens group and a second movable lens or lens group, both in front of a fixed lens or lens group having an additional fixed front lens or group of lenses arranged +--
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B15/00—Optical objectives with means for varying the magnification
    • G02B15/14—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective
    • G02B15/144—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only
    • G02B15/1441—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only the first group being positive
    • G02B15/144109—Optical objectives with means for varying the magnification by axial movement of one or more lenses or groups of lenses relative to the image plane for continuously varying the equivalent focal length of the objective having four groups only the first group being positive arranged +--+

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Lenses (AREA)
JP58093649A 1983-05-27 1983-05-27 ズ−ムレンズ Granted JPS59219711A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP58093649A JPS59219711A (ja) 1983-05-27 1983-05-27 ズ−ムレンズ
US06/612,069 US4576445A (en) 1983-05-27 1984-05-18 Zoom lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58093649A JPS59219711A (ja) 1983-05-27 1983-05-27 ズ−ムレンズ

Publications (2)

Publication Number Publication Date
JPS59219711A JPS59219711A (ja) 1984-12-11
JPH0360410B2 true JPH0360410B2 (en, 2012) 1991-09-13

Family

ID=14088216

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58093649A Granted JPS59219711A (ja) 1983-05-27 1983-05-27 ズ−ムレンズ

Country Status (1)

Country Link
JP (1) JPS59219711A (en, 2012)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100616646B1 (ko) 2004-12-27 2006-08-28 삼성전기주식회사 인너 줌 렌즈 시스템
CN110297321B (zh) * 2014-03-27 2021-08-27 株式会社尼康 变焦镜头以及摄像装置
JP6524607B2 (ja) * 2014-03-27 2019-06-05 株式会社ニコン ズームレンズおよび撮像装置
JP2020144207A (ja) * 2019-03-06 2020-09-10 株式会社タムロン ズームレンズ及び撮像装置
JP2020144206A (ja) * 2019-03-06 2020-09-10 株式会社タムロン ズームレンズ及び撮像装置

Also Published As

Publication number Publication date
JPS59219711A (ja) 1984-12-11

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