FR2251018B1 - - Google Patents

Info

Publication number
FR2251018B1
FR2251018B1 FR7339781A FR7339781A FR2251018B1 FR 2251018 B1 FR2251018 B1 FR 2251018B1 FR 7339781 A FR7339781 A FR 7339781A FR 7339781 A FR7339781 A FR 7339781A FR 2251018 B1 FR2251018 B1 FR 2251018B1
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.)
Expired
Application number
FR7339781A
Other languages
French (fr)
Other versions
FR2251018A1 (en
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
Priority to FR7339781A priority Critical patent/FR2251018A1/fr
Publication of FR2251018A1 publication Critical patent/FR2251018A1/fr
Application granted granted Critical
Publication of FR2251018B1 publication Critical patent/FR2251018B1/fr
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
    • G02B7/105—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 with movable lens means specially adapted for focusing at close distances
    • 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)
  • Structure And Mechanism Of Cameras (AREA)
FR7339781A 1973-11-08 1973-11-08 Camera lens adaptor for macrophotography - has two oppositely threaded attachment rings screwing into a sleeve Granted FR2251018A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7339781A FR2251018A1 (en) 1973-11-08 1973-11-08 Camera lens adaptor for macrophotography - has two oppositely threaded attachment rings screwing into a sleeve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7339781A FR2251018A1 (en) 1973-11-08 1973-11-08 Camera lens adaptor for macrophotography - has two oppositely threaded attachment rings screwing into a sleeve

Publications (2)

Publication Number Publication Date
FR2251018A1 FR2251018A1 (en) 1975-06-06
FR2251018B1 true FR2251018B1 (de) 1977-01-07

Family

ID=9127477

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7339781A Granted FR2251018A1 (en) 1973-11-08 1973-11-08 Camera lens adaptor for macrophotography - has two oppositely threaded attachment rings screwing into a sleeve

Country Status (1)

Country Link
FR (1) FR2251018A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58145902A (ja) * 1982-02-25 1983-08-31 Yabe Kogaku Kiki Seisakusho:Kk マクロ機能付リアコンバ−タレンズ

Also Published As

Publication number Publication date
FR2251018A1 (en) 1975-06-06

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Legal Events

Date Code Title Description
ST Notification of lapse