FR1075841A - Focusing device usable on precision cameras - Google Patents

Focusing device usable on precision cameras

Info

Publication number
FR1075841A
FR1075841A FR1075841DA FR1075841A FR 1075841 A FR1075841 A FR 1075841A FR 1075841D A FR1075841D A FR 1075841DA FR 1075841 A FR1075841 A FR 1075841A
Authority
FR
France
Prior art keywords
focusing device
device usable
precision cameras
cameras
precision
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.)
Expired
Application number
Other languages
French (fr)
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.)
ERNST U WILHELM BERTRAM
Original Assignee
ERNST U WILHELM BERTRAM
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 ERNST U WILHELM BERTRAM filed Critical ERNST U WILHELM BERTRAM
Application granted granted Critical
Publication of FR1075841A publication Critical patent/FR1075841A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/18—Focusing aids
    • G03B13/20—Rangefinders coupled with focusing arrangements, e.g. adjustment of rangefinder automatically focusing camera

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1075841D 1952-04-16 1953-04-14 Focusing device usable on precision cameras Expired FR1075841A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1075841X 1952-04-16

Publications (1)

Publication Number Publication Date
FR1075841A true FR1075841A (en) 1954-10-20

Family

ID=7720296

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1075841D Expired FR1075841A (en) 1952-04-16 1953-04-14 Focusing device usable on precision cameras

Country Status (1)

Country Link
FR (1) FR1075841A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2953981A (en) * 1953-08-03 1960-09-27 Leitz Ernst Gmbh Camera having built-in telemeter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2953981A (en) * 1953-08-03 1960-09-27 Leitz Ernst Gmbh Camera having built-in telemeter

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