DE2736101A1 - Objektivtubus - Google Patents

Objektivtubus

Info

Publication number
DE2736101A1
DE2736101A1 DE19772736101 DE2736101A DE2736101A1 DE 2736101 A1 DE2736101 A1 DE 2736101A1 DE 19772736101 DE19772736101 DE 19772736101 DE 2736101 A DE2736101 A DE 2736101A DE 2736101 A1 DE2736101 A1 DE 2736101A1
Authority
DE
Germany
Prior art keywords
lens group
lens
frame
relative
optical axis
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
DE19772736101
Other languages
German (de)
English (en)
Other versions
DE2736101C2 (US08124630-20120228-C00152.png
Inventor
Yukio Maekawa
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.)
Minolta Co Ltd
Original Assignee
Minolta Co Ltd
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 Minolta Co Ltd filed Critical Minolta Co Ltd
Publication of DE2736101A1 publication Critical patent/DE2736101A1/de
Application granted granted Critical
Publication of DE2736101C2 publication Critical patent/DE2736101C2/de
Granted 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
    • G02B7/02—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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0025—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration
    • G02B27/0068—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical correction, e.g. distorsion, aberration having means for controlling the degree of correction, e.g. using phase modulators, movable elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
  • Focusing (AREA)
  • Lenses (AREA)
  • Automatic Focus Adjustment (AREA)
DE19772736101 1976-09-10 1977-08-10 Objektivtubus Granted DE2736101A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10794276A JPS5333623A (en) 1976-09-10 1976-09-10 Barrel for aberration variable lens

Publications (2)

Publication Number Publication Date
DE2736101A1 true DE2736101A1 (de) 1978-03-16
DE2736101C2 DE2736101C2 (US08124630-20120228-C00152.png) 1987-05-27

Family

ID=14471944

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772736101 Granted DE2736101A1 (de) 1976-09-10 1977-08-10 Objektivtubus

Country Status (3)

Country Link
US (1) US4154511A (US08124630-20120228-C00152.png)
JP (1) JPS5333623A (US08124630-20120228-C00152.png)
DE (1) DE2736101A1 (US08124630-20120228-C00152.png)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5766426A (en) * 1980-10-11 1982-04-22 Nippon Kogaku Kk <Nikon> Zoom lens barrel
US4544240A (en) * 1981-03-04 1985-10-01 Canon Kabushiki Kaisha Soft focusing lens assembly
JPS5843408A (ja) * 1981-09-10 1983-03-14 Canon Inc レンズ鏡筒
JPS57146210A (en) * 1981-03-04 1982-09-09 Canon Inc Lens barrel structure of soft effect variable lens
FR2876803B1 (fr) * 2004-10-20 2006-12-22 Kis Soc Par Actions Simplifiee Dispositif de reglage optique pour installation de tirage de photographies et procede de reglage de la nettete d'une image projetee

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2046261A1 (de) * 1969-09-22 1971-04-08 Canon K K , Tokio Objektivfassung
DE7206456U (de) * 1972-06-15 Shima K Varioobjektiv

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1463132A (en) * 1922-01-05 1923-07-24 Richard Graf Photographic objective
US3455628A (en) * 1966-12-15 1969-07-15 Frank G Back Compact varifocal lens system
JPS5119983B2 (US08124630-20120228-C00152.png) * 1972-09-20 1976-06-22
JPS5322333Y2 (US08124630-20120228-C00152.png) * 1973-05-10 1978-06-10
US3827779A (en) * 1973-06-04 1974-08-06 Bell & Howell Co Lens focusing system
US4124276A (en) * 1975-12-22 1978-11-07 Minolta Camera Kabushiki Kaisha Soft focus lens system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7206456U (de) * 1972-06-15 Shima K Varioobjektiv
DE2046261A1 (de) * 1969-09-22 1971-04-08 Canon K K , Tokio Objektivfassung

Also Published As

Publication number Publication date
DE2736101C2 (US08124630-20120228-C00152.png) 1987-05-27
US4154511A (en) 1979-05-15
JPS5333623A (en) 1978-03-29
JPS5627851B2 (US08124630-20120228-C00152.png) 1981-06-27

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee