AT316986B - Device for automatic focusing - Google Patents

Device for automatic focusing

Info

Publication number
AT316986B
AT316986B AT327471A AT327471A AT316986B AT 316986 B AT316986 B AT 316986B AT 327471 A AT327471 A AT 327471A AT 327471 A AT327471 A AT 327471A AT 316986 B AT316986 B AT 316986B
Authority
AT
Austria
Prior art keywords
automatic focusing
focusing
automatic
Prior art date
Application number
AT327471A
Other languages
German (de)
Original Assignee
Dl Veb Pentacon Dresden Kamera
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 Dl Veb Pentacon Dresden Kamera filed Critical Dl Veb Pentacon Dresden Kamera
Application granted granted Critical
Publication of AT316986B publication Critical patent/AT316986B/en

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automatic Focus Adjustment (AREA)
  • Lens Barrels (AREA)
AT327471A 1971-01-07 1971-04-19 Device for automatic focusing AT316986B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD15241671 1971-01-07

Publications (1)

Publication Number Publication Date
AT316986B true AT316986B (en) 1974-08-12

Family

ID=5483339

Family Applications (1)

Application Number Title Priority Date Filing Date
AT327471A AT316986B (en) 1971-01-07 1971-04-19 Device for automatic focusing

Country Status (3)

Country Link
AT (1) AT316986B (en)
DE (1) DE2147235A1 (en)
FR (1) FR2120632A5 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2457510A1 (en) * 1979-05-21 1980-12-19 Infomain Sarl MICROFILMING DEVICE

Also Published As

Publication number Publication date
DE2147235A1 (en) 1972-07-27
FR2120632A5 (en) 1972-08-18

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