FR911060A - Autofocus device for photographic enlargers - Google Patents

Autofocus device for photographic enlargers

Info

Publication number
FR911060A
FR911060A FR911060DA FR911060A FR 911060 A FR911060 A FR 911060A FR 911060D A FR911060D A FR 911060DA FR 911060 A FR911060 A FR 911060A
Authority
FR
France
Prior art keywords
autofocus device
photographic enlargers
enlargers
photographic
autofocus
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
Xavier Charnut
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 FR911060A publication Critical patent/FR911060A/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
    • G03B27/00—Photographic printing apparatus
    • G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/34—Means for automatic focusing therefor
    • G03B27/36—Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR911060D 1944-12-27 1944-12-27 Autofocus device for photographic enlargers Expired FR911060A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR911060T 1944-12-27

Publications (1)

Publication Number Publication Date
FR911060A true FR911060A (en) 1946-06-27

Family

ID=9416382

Family Applications (1)

Application Number Title Priority Date Filing Date
FR911060D Expired FR911060A (en) 1944-12-27 1944-12-27 Autofocus device for photographic enlargers

Country Status (1)

Country Link
FR (1) FR911060A (en)

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