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JPS5751929U - - Google Patents

Info

Publication number
JPS5751929U
JPS5751929U JP1980128630U JP12863080U JPS5751929U JP S5751929 U JPS5751929 U JP S5751929U JP 1980128630 U JP1980128630 U JP 1980128630U JP 12863080 U JP12863080 U JP 12863080U JP S5751929 U JPS5751929 U JP S5751929U
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.)
Pending
Application number
JP1980128630U
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 JP1980128630U priority Critical patent/JPS5751929U/ja
Priority to DE3135731A priority patent/DE3135731C2/de
Priority to US06/301,067 priority patent/US4588266A/en
Publication of JPS5751929U publication Critical patent/JPS5751929U/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/006—Filter holders
    • 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
    • G02B7/14—Mountings, adjusting means, or light-tight connections, for optical elements for lenses adapted to interchange lenses
    • 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
    • G02B15/143—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 three groups only

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Blocking Light For Cameras (AREA)
JP1980128630U 1980-09-10 1980-09-10 Pending JPS5751929U (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1980128630U JPS5751929U (ja) 1980-09-10 1980-09-10
DE3135731A DE3135731C2 (de) 1980-09-10 1981-09-09 Filtervorrichtung für ein Varioobjektiv mit reflexoptischem System
US06/301,067 US4588266A (en) 1980-09-10 1981-09-10 Filter device for reflex optical system zoom lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1980128630U JPS5751929U (ja) 1980-09-10 1980-09-10

Publications (1)

Publication Number Publication Date
JPS5751929U true JPS5751929U (ja) 1982-03-25

Family

ID=14989553

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1980128630U Pending JPS5751929U (ja) 1980-09-10 1980-09-10

Country Status (3)

Country Link
US (1) US4588266A (ja)
JP (1) JPS5751929U (ja)
DE (1) DE3135731C2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0227104U (ja) * 1988-08-05 1990-02-22

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3624506A1 (de) * 1986-07-19 1988-01-21 Asanuma Camera Mechanical Lab Verfahren zur farbtrennung beim farbfotografieren oder beim herstellen von abzuegen und trichromatisches trennfilter
JPH0727120B2 (ja) * 1988-07-21 1995-03-29 旭光学工業株式会社 フィルタ変換装置
US5231537A (en) * 1988-07-21 1993-07-27 Asahi Kogaku Kogyo Kabushiki Kaisha Element selecting device
JPH0833526B2 (ja) * 1988-11-28 1996-03-29 キヤノン株式会社 光学的ローパスフィルターを有した撮影レンズ
JP2559247Y2 (ja) * 1990-01-19 1998-01-14 旭光学工業株式会社 レンズの移動機構
US10241292B2 (en) 2016-12-09 2019-03-26 Bae Systems Information And Electronic Systems Integration Inc. Ultra-fast and mechanically stable zoom lens

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2460507A (en) * 1944-10-25 1949-02-01 Gen Aniline & Film Corp Adjustable multicolored light filter
US2687669A (en) * 1951-06-27 1954-08-31 Bolsey Jacques Motion-picture camera lens and filter turret locking mechanism
US3914024A (en) * 1973-03-23 1975-10-21 Canon Kk Photographic objective having a polyester base color temperature conversion filter
IT1070519B (it) * 1976-09-02 1985-03-29 Durst Spa Fabbrica Macchine Ed Strumento di misura per la deter minazione della composizione cromatica della luce copiatrice in apparecchi per l ingrandimento fotografico

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0227104U (ja) * 1988-08-05 1990-02-22

Also Published As

Publication number Publication date
US4588266A (en) 1986-05-13
DE3135731C2 (de) 1985-03-28
DE3135731A1 (de) 1982-05-06

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