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JPS5528097A - Zoom lense - Google Patents

Zoom lense

Info

Publication number
JPS5528097A
JPS5528097A JP10283779A JP10283779A JPS5528097A JP S5528097 A JPS5528097 A JP S5528097A JP 10283779 A JP10283779 A JP 10283779A JP 10283779 A JP10283779 A JP 10283779A JP S5528097 A JPS5528097 A JP S5528097A
Authority
JP
Japan
Prior art keywords
lense
zoom
zoom lense
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.)
Pending
Application number
JP10283779A
Other languages
Japanese (ja)
Inventor
Deitsuku Ruudobutsuhi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of JPS5528097A publication Critical patent/JPS5528097A/en
Pending 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
    • G02B15/145—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
    • G02B15/1455—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 the first group being negative
    • G02B15/145523—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 the first group being negative arranged -++-+

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP10283779A 1978-08-14 1979-08-14 Zoom lense Pending JPS5528097A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT588578A AT354131B (en) 1978-08-14 1978-08-14 PANRATIC LENS

Publications (1)

Publication Number Publication Date
JPS5528097A true JPS5528097A (en) 1980-02-28

Family

ID=3580605

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10283779A Pending JPS5528097A (en) 1978-08-14 1979-08-14 Zoom lense

Country Status (3)

Country Link
JP (1) JPS5528097A (en)
AT (1) AT354131B (en)
DE (1) DE2929924A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464024A (en) * 1980-06-09 1984-08-07 Canon Kabushiki Kaisha Optical system for microfilm
US4993814A (en) * 1988-01-18 1991-02-19 Minolta Camera Kabushiki Kaisha Zoom lens system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3700162A1 (en) * 1986-09-01 1988-03-03 Docter Optic Wetzlar Gmbh VARIO LENS FOR PROJECTION PURPOSES

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4464024A (en) * 1980-06-09 1984-08-07 Canon Kabushiki Kaisha Optical system for microfilm
US4993814A (en) * 1988-01-18 1991-02-19 Minolta Camera Kabushiki Kaisha Zoom lens system

Also Published As

Publication number Publication date
DE2929924A1 (en) 1980-02-28
AT354131B (en) 1979-12-27
ATA588578A (en) 1979-05-15

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