FR782059A - Improvements to autofocus magnifiers - Google Patents

Improvements to autofocus magnifiers

Info

Publication number
FR782059A
FR782059A FR782059DA FR782059A FR 782059 A FR782059 A FR 782059A FR 782059D A FR782059D A FR 782059DA FR 782059 A FR782059 A FR 782059A
Authority
FR
France
Prior art keywords
magnifiers
autofocus
autofocus magnifiers
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 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 FR782059A publication Critical patent/FR782059A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B27/00Photographic printing apparatus
    • G03B27/32Projection printing apparatus, e.g. enlarger, copying camera
    • G03B27/34Means for automatic focusing therefor
    • G03B27/36Means for automatic focusing therefor by mechanical connections, e.g. by cam, by linkage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR782059D 1934-02-19 1934-11-30 Improvements to autofocus magnifiers Expired FR782059A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE782059X 1934-02-19

Publications (1)

Publication Number Publication Date
FR782059A true FR782059A (en) 1935-05-27

Family

ID=6693162

Family Applications (1)

Application Number Title Priority Date Filing Date
FR782059D Expired FR782059A (en) 1934-02-19 1934-11-30 Improvements to autofocus magnifiers

Country Status (1)

Country Link
FR (1) FR782059A (en)

Similar Documents

Publication Publication Date Title
FR782462A (en) Instrumentation device for osteo-synthesis with external support
FR48537E (en) Television enhancements
FR782059A (en) Improvements to autofocus magnifiers
FR787940A (en) Slider closures improvements
FR785873A (en) Improvements to tapping devices
FR782119A (en) Improvements to autofocus photographic reproduction devices
FR796783A (en) Slider closures improvements
FR788586A (en) Improvements to aviation devices
FR768557A (en) Improvements to photographic magnifiers
FR816630A (en) Ring Binding Mechanism
FR794608A (en) Improvements to stereophotographic cameras
FR821565A (en) Improvements to autofocus photographic reproduction devices
FR775470A (en) Improvements to machines for making <<cressins>>, <<longuets>> and other similar
FR788158A (en) Improvements to cameras
FR780709A (en) Camera reels improvements
FR774545A (en) Improvements to livestock purging devices
FR785995A (en) Structure for loom parts
FR781052A (en) Improvements to mechanical plastering devices
FR758658A (en) Improvements to photographic magnifiers
FR45489E (en) Improvements to barrel rinsing devices
FR789286A (en) Improvements to cameras
FR795368A (en) Improvements to cameras
FR772736A (en) Improvements to cameras
FR789287A (en) Improvements to cameras
FR794194A (en) Improvements to cameras