AT321101B - Vorrichtung zur selbsttätigen, kontrastreichen Scharfeinstellung optischer Systeme in photographischen Aufnahmekameras - Google Patents

Vorrichtung zur selbsttätigen, kontrastreichen Scharfeinstellung optischer Systeme in photographischen Aufnahmekameras

Info

Publication number
AT321101B
AT321101B AT1086770A AT1086770A AT321101B AT 321101 B AT321101 B AT 321101B AT 1086770 A AT1086770 A AT 1086770A AT 1086770 A AT1086770 A AT 1086770A AT 321101 B AT321101 B AT 321101B
Authority
AT
Austria
Prior art keywords
automatic
optical systems
photographic cameras
contrast focusing
focusing
Prior art date
Application number
AT1086770A
Other languages
English (en)
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 AT321101B publication Critical patent/AT321101B/de

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
    • G03B19/00—Cameras
    • G03B19/02—Still-picture cameras
    • G03B19/12—Reflex cameras with single objective and a movable reflector or a partly-transmitting mirror
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/40—Optical focusing aids
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • G02B7/36—Systems for automatic generation of focusing signals using image sharpness techniques, e.g. image processing techniques for generating autofocus signals
    • 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)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Focusing (AREA)
AT1086770A 1970-06-17 1970-12-03 Vorrichtung zur selbsttätigen, kontrastreichen Scharfeinstellung optischer Systeme in photographischen Aufnahmekameras AT321101B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD14820270 1970-06-17

Publications (1)

Publication Number Publication Date
AT321101B true AT321101B (de) 1975-03-10

Family

ID=5482623

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1086770A AT321101B (de) 1970-06-17 1970-12-03 Vorrichtung zur selbsttätigen, kontrastreichen Scharfeinstellung optischer Systeme in photographischen Aufnahmekameras

Country Status (5)

Country Link
AT (1) AT321101B (de)
CH (1) CH548039A (de)
DE (1) DE2062173C3 (de)
FR (1) FR2096254A5 (de)
SE (1) SE370131B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52110033A (en) * 1976-03-12 1977-09-14 Canon Inc Single lens reflex camera

Also Published As

Publication number Publication date
FR2096254A5 (fr) 1972-02-11
DE2062173B2 (de) 1973-10-25
SE370131B (de) 1974-09-30
DE2062173C3 (de) 1974-05-22
DE2062173A1 (de) 1972-03-30
CH548039A (de) 1974-04-11

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee