FR982966A - Further training in cameras - Google Patents

Further training in cameras

Info

Publication number
FR982966A
FR982966A FR982966DA FR982966A FR 982966 A FR982966 A FR 982966A FR 982966D A FR982966D A FR 982966DA FR 982966 A FR982966 A FR 982966A
Authority
FR
France
Prior art keywords
cameras
further training
training
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)
Inventor
Lucien-Jules-Emile-A Dodin
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 filed Critical
Application granted granted Critical
Publication of FR982966A publication Critical patent/FR982966A/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)
FR982966D 1943-08-09 1943-08-09 Further training in cameras Expired FR982966A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR982966T 1943-08-09

Publications (1)

Publication Number Publication Date
FR982966A true FR982966A (en) 1951-06-18

Family

ID=9535741

Family Applications (1)

Application Number Title Priority Date Filing Date
FR982966D Expired FR982966A (en) 1943-08-09 1943-08-09 Further training in cameras

Country Status (1)

Country Link
FR (1) FR982966A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE942848C (en) * 1951-08-10 1956-05-09 Andreas Veigel Fa Device for focusing photographic equipment
DE954570C (en) * 1952-11-12 1956-12-20 Zeiss Ikon Ag Focusing screen for cameras
DE976575C (en) * 1952-05-03 1963-12-19 Zeiss Ikon Ag SLR camera

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE942848C (en) * 1951-08-10 1956-05-09 Andreas Veigel Fa Device for focusing photographic equipment
DE976575C (en) * 1952-05-03 1963-12-19 Zeiss Ikon Ag SLR camera
DE954570C (en) * 1952-11-12 1956-12-20 Zeiss Ikon Ag Focusing screen for cameras

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