JPS49122350A - - Google Patents

Info

Publication number
JPS49122350A
JPS49122350A JP48033312A JP3331273A JPS49122350A JP S49122350 A JPS49122350 A JP S49122350A JP 48033312 A JP48033312 A JP 48033312A JP 3331273 A JP3331273 A JP 3331273A JP S49122350 A JPS49122350 A JP S49122350A
Authority
JP
Japan
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
JP48033312A
Other versions
JPS5644403B2 (ja
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 filed Critical
Priority to JP3331273A priority Critical patent/JPS5644403B2/ja
Priority to GB1280374A priority patent/GB1469291A/en
Priority to DE2414027A priority patent/DE2414027B2/de
Publication of JPS49122350A publication Critical patent/JPS49122350A/ja
Priority to US05/583,557 priority patent/US3992083A/en
Publication of JPS5644403B2 publication Critical patent/JPS5644403B2/ja
Expired 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
    • 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
    • G02B15/142—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 two groups only
    • 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
    • G02B15/145—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 five groups only
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/02—Mountings, adjusting means, or light-tight connections, for optical elements for lenses
    • G02B7/04—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification
    • G02B7/10—Mountings, adjusting means, or light-tight connections, for optical elements for lenses with mechanism for focusing or varying magnification by relative axial movement of several lenses, e.g. of varifocal objective lens

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Lenses (AREA)
JP3331273A 1973-03-23 1973-03-23 Expired JPS5644403B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP3331273A JPS5644403B2 (ja) 1973-03-23 1973-03-23
GB1280374A GB1469291A (en) 1973-03-23 1974-03-22 Zoom lenses
DE2414027A DE2414027B2 (de) 1973-03-23 1974-03-22 Verstelleinrichtung for zwei Zoomeinheiten bei einer Kamera
US05/583,557 US3992083A (en) 1973-03-23 1975-06-04 Variable focal length optical system of super-high magnification ratio

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3331273A JPS5644403B2 (ja) 1973-03-23 1973-03-23

Publications (2)

Publication Number Publication Date
JPS49122350A true JPS49122350A (ja) 1974-11-22
JPS5644403B2 JPS5644403B2 (ja) 1981-10-19

Family

ID=12383028

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3331273A Expired JPS5644403B2 (ja) 1973-03-23 1973-03-23

Country Status (3)

Country Link
JP (1) JPS5644403B2 (ja)
DE (1) DE2414027B2 (ja)
GB (1) GB1469291A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57165810A (en) * 1981-04-06 1982-10-13 Konishiroku Photo Ind Co Ltd Telecentric zoom lens
JPH04130409A (ja) * 1990-09-21 1992-05-01 Sharp Corp カメラレンズ
JP2022001935A (ja) * 2020-06-19 2022-01-06 富士フイルム株式会社 変倍光学系および撮像装置
US11947093B2 (en) 2020-06-19 2024-04-02 Fujifilm Corporation Variable magnification optical system and imaging apparatus

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5178325A (en) * 1974-12-28 1976-07-07 Canon Kk Gokukinsetsusatsueinokanona satsueirenzuno kyorichoteisochi
JPS5680010A (en) * 1979-12-04 1981-07-01 Asahi Optical Co Ltd Cam groove for displacement lens
US4634250A (en) * 1984-06-05 1987-01-06 Olympus Optical Company, Ltd. Zoom lens barrel
JP3088112B2 (ja) * 1990-10-12 2000-09-18 旭光学工業株式会社 ズームレンズ

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4990528A (ja) * 1972-12-06 1974-08-29

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4990528A (ja) * 1972-12-06 1974-08-29

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57165810A (en) * 1981-04-06 1982-10-13 Konishiroku Photo Ind Co Ltd Telecentric zoom lens
JPH0371686B2 (ja) * 1981-04-06 1991-11-14 Konishiroku Photo Ind
JPH04130409A (ja) * 1990-09-21 1992-05-01 Sharp Corp カメラレンズ
JP2022001935A (ja) * 2020-06-19 2022-01-06 富士フイルム株式会社 変倍光学系および撮像装置
US11947093B2 (en) 2020-06-19 2024-04-02 Fujifilm Corporation Variable magnification optical system and imaging apparatus

Also Published As

Publication number Publication date
DE2414027A1 (de) 1974-10-03
JPS5644403B2 (ja) 1981-10-19
DE2414027B2 (de) 1979-05-17
GB1469291A (en) 1977-04-06

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