FR1173514A - Appareil d'agrandissement avec mise au point automatique - Google Patents

Appareil d'agrandissement avec mise au point automatique

Info

Publication number
FR1173514A
FR1173514A FR1173514DA FR1173514A FR 1173514 A FR1173514 A FR 1173514A FR 1173514D A FR1173514D A FR 1173514DA FR 1173514 A FR1173514 A FR 1173514A
Authority
FR
France
Prior art keywords
autofocus
magnifying device
magnifying
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
English (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.)
Ernst Leitz Wetzlar GmbH
Original Assignee
Ernst Leitz Wetzlar GmbH
Ernst Leitz GmbH
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 Leitz Wetzlar GmbH, Ernst Leitz GmbH filed Critical Ernst Leitz Wetzlar GmbH
Application granted granted Critical
Publication of FR1173514A publication Critical patent/FR1173514A/fr
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)
FR1173514D 1956-05-16 1957-04-05 Appareil d'agrandissement avec mise au point automatique Expired FR1173514A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1173514X 1956-05-16

Publications (1)

Publication Number Publication Date
FR1173514A true FR1173514A (fr) 1959-02-26

Family

ID=7729549

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1173514D Expired FR1173514A (fr) 1956-05-16 1957-04-05 Appareil d'agrandissement avec mise au point automatique

Country Status (1)

Country Link
FR (1) FR1173514A (fr)

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