FR2193986A1 - - Google Patents

Info

Publication number
FR2193986A1
FR2193986A1 FR7239578A FR7239578A FR2193986A1 FR 2193986 A1 FR2193986 A1 FR 2193986A1 FR 7239578 A FR7239578 A FR 7239578A FR 7239578 A FR7239578 A FR 7239578A FR 2193986 A1 FR2193986 A1 FR 2193986A1
Authority
FR
France
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
FR7239578A
Other languages
French (fr)
Other versions
FR2193986B1 (enrdf_load_stackoverflow
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.)
HIROSHI MITO JA
Original Assignee
HIROSHI MITO 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 by HIROSHI MITO JA filed Critical HIROSHI MITO JA
Publication of FR2193986A1 publication Critical patent/FR2193986A1/fr
Application granted granted Critical
Publication of FR2193986B1 publication Critical patent/FR2193986B1/fr
Expired 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
    • 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
    • G02B15/144—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 four groups only
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/02—Bodies
    • G03B17/12—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets
    • G03B17/14—Bodies with means for supporting objectives, supplementary lenses, filters, masks, or turrets interchangeably

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lens Barrels (AREA)
FR7239578A 1971-11-10 1972-11-08 Expired FR2193986B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46089686A JPS514852B2 (enrdf_load_stackoverflow) 1971-11-10 1971-11-10

Publications (2)

Publication Number Publication Date
FR2193986A1 true FR2193986A1 (enrdf_load_stackoverflow) 1974-02-22
FR2193986B1 FR2193986B1 (enrdf_load_stackoverflow) 1976-08-20

Family

ID=13977638

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7239578A Expired FR2193986B1 (enrdf_load_stackoverflow) 1971-11-10 1972-11-08

Country Status (4)

Country Link
JP (1) JPS514852B2 (enrdf_load_stackoverflow)
DE (1) DE2254126A1 (enrdf_load_stackoverflow)
FR (1) FR2193986B1 (enrdf_load_stackoverflow)
GB (1) GB1395588A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2306459A1 (fr) * 1975-04-03 1976-10-29 Stahl Curt Controle de vitesse variable pour prise de vues en mouvement
FR2373804A1 (fr) * 1976-12-09 1978-07-07 Fuji Photo Optical Co Ltd Objectif zoom pour appareils de prise de vues

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5611044Y2 (enrdf_load_stackoverflow) * 1975-06-26 1981-03-12
JPS5611045Y2 (enrdf_load_stackoverflow) * 1975-06-30 1981-03-12
JPS5614484Y2 (enrdf_load_stackoverflow) * 1975-09-16 1981-04-06
JPS52127160U (enrdf_load_stackoverflow) * 1976-03-24 1977-09-27
JPS5426939U (enrdf_load_stackoverflow) * 1977-07-26 1979-02-22
JPS54139527A (en) * 1978-04-21 1979-10-30 Mamiya Camera Diaphragm mechanism for singleelens reflex camera
JPS57178206U (enrdf_load_stackoverflow) * 1982-03-05 1982-11-11
JP3045833B2 (ja) * 1991-07-02 2000-05-29 旭光学工業株式会社 防滴防水カメラ用レンズ鏡筒
JPH0732219U (ja) * 1993-11-22 1995-06-16 タキゲン製造株式会社 ビス用防水ワッシャー
CN102004299B (zh) * 2010-09-10 2012-07-25 中国科学院长春光学精密机械与物理研究所 一种变焦距镜头的四滑杆变倍补偿机构

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3277783A (en) * 1962-02-28 1966-10-11 Voigtlaender Ag Zoom lens mount having a common setting means for two independent adjustments
US3465662A (en) * 1965-09-03 1969-09-09 Nippon Kogaku Kk Zoom lens barrel for cameras

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3277783A (en) * 1962-02-28 1966-10-11 Voigtlaender Ag Zoom lens mount having a common setting means for two independent adjustments
US3465662A (en) * 1965-09-03 1969-09-09 Nippon Kogaku Kk Zoom lens barrel for cameras

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2306459A1 (fr) * 1975-04-03 1976-10-29 Stahl Curt Controle de vitesse variable pour prise de vues en mouvement
FR2373804A1 (fr) * 1976-12-09 1978-07-07 Fuji Photo Optical Co Ltd Objectif zoom pour appareils de prise de vues

Also Published As

Publication number Publication date
JPS4855728A (enrdf_load_stackoverflow) 1973-08-04
GB1395588A (en) 1975-05-29
DE2254126A1 (de) 1973-05-17
FR2193986B1 (enrdf_load_stackoverflow) 1976-08-20
JPS514852B2 (enrdf_load_stackoverflow) 1976-02-16

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Legal Events

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