JPS5923314A - 内部合焦ズ−ムレンズ - Google Patents

内部合焦ズ−ムレンズ

Info

Publication number
JPS5923314A
JPS5923314A JP57132120A JP13212082A JPS5923314A JP S5923314 A JPS5923314 A JP S5923314A JP 57132120 A JP57132120 A JP 57132120A JP 13212082 A JP13212082 A JP 13212082A JP S5923314 A JPS5923314 A JP S5923314A
Authority
JP
Japan
Prior art keywords
lens group
lens
focusing
moving
positive
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
JP57132120A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0526170B2 (enrdf_load_stackoverflow
Inventor
Yoshinori Hamanishi
濱西　芳徳
Kazuo Arashida
嵐田　和男
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
Nikon Corp
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 Nikon Corp, Nippon Kogaku KK filed Critical Nikon Corp
Priority to JP57132120A priority Critical patent/JPS5923314A/ja
Publication of JPS5923314A publication Critical patent/JPS5923314A/ja
Publication of JPH0526170B2 publication Critical patent/JPH0526170B2/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
    • G02B15/22—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 movable lens means specially adapted for focusing at close distances

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP57132120A 1982-07-30 1982-07-30 内部合焦ズ−ムレンズ Granted JPS5923314A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57132120A JPS5923314A (ja) 1982-07-30 1982-07-30 内部合焦ズ−ムレンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57132120A JPS5923314A (ja) 1982-07-30 1982-07-30 内部合焦ズ−ムレンズ

Publications (2)

Publication Number Publication Date
JPS5923314A true JPS5923314A (ja) 1984-02-06
JPH0526170B2 JPH0526170B2 (enrdf_load_stackoverflow) 1993-04-15

Family

ID=15073874

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57132120A Granted JPS5923314A (ja) 1982-07-30 1982-07-30 内部合焦ズ−ムレンズ

Country Status (1)

Country Link
JP (1) JPS5923314A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6370218A (ja) * 1986-09-11 1988-03-30 Canon Inc 像面照度分布調整可能なズ−ムレンズ
US5442486A (en) * 1992-04-27 1995-08-15 Nikon Corporation Super-telephoto zoom lens
JP2010032701A (ja) * 2008-07-28 2010-02-12 Nikon Corp ズームレンズ、これを有する光学機器及び変倍方法
JP2010032700A (ja) * 2008-07-28 2010-02-12 Nikon Corp ズームレンズ、これを有する光学機器及び変倍方法
US8736968B2 (en) 2008-07-28 2014-05-27 Nikon Corporation Zoom lens, optical apparatus having same, and method of manufacturing zoom lens

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5178326A (en) * 1974-12-28 1976-07-07 Nippon Kogaku Kk Boenrenzu

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5178326A (en) * 1974-12-28 1976-07-07 Nippon Kogaku Kk Boenrenzu

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6370218A (ja) * 1986-09-11 1988-03-30 Canon Inc 像面照度分布調整可能なズ−ムレンズ
US5442486A (en) * 1992-04-27 1995-08-15 Nikon Corporation Super-telephoto zoom lens
JP2010032701A (ja) * 2008-07-28 2010-02-12 Nikon Corp ズームレンズ、これを有する光学機器及び変倍方法
JP2010032700A (ja) * 2008-07-28 2010-02-12 Nikon Corp ズームレンズ、これを有する光学機器及び変倍方法
US8736968B2 (en) 2008-07-28 2014-05-27 Nikon Corporation Zoom lens, optical apparatus having same, and method of manufacturing zoom lens

Also Published As

Publication number Publication date
JPH0526170B2 (enrdf_load_stackoverflow) 1993-04-15

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