FR878136A - Based range finder for photographic applications - Google Patents

Based range finder for photographic applications

Info

Publication number
FR878136A
FR878136A FR878136DA FR878136A FR 878136 A FR878136 A FR 878136A FR 878136D A FR878136D A FR 878136DA FR 878136 A FR878136 A FR 878136A
Authority
FR
France
Prior art keywords
range finder
photographic applications
based range
photographic
applications
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR878136A publication Critical patent/FR878136A/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)
FR878136D 1939-12-08 1941-09-19 Based range finder for photographic applications Expired FR878136A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE878136T 1939-12-08

Publications (1)

Publication Number Publication Date
FR878136A true FR878136A (en) 1943-01-12

Family

ID=1555988

Family Applications (1)

Application Number Title Priority Date Filing Date
FR878136D Expired FR878136A (en) 1939-12-08 1941-09-19 Based range finder for photographic applications

Country Status (1)

Country Link
FR (1) FR878136A (en)

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