AT374011B - PHOTOGRAPHIC EXPOSURE CONTROL DEVICE FOR A CAMERA WITH A RANGE MEASURING DEVICE FOR AUTOMATIC FOCUSING - Google Patents

PHOTOGRAPHIC EXPOSURE CONTROL DEVICE FOR A CAMERA WITH A RANGE MEASURING DEVICE FOR AUTOMATIC FOCUSING

Info

Publication number
AT374011B
AT374011B AT0310179A AT310179A AT374011B AT 374011 B AT374011 B AT 374011B AT 0310179 A AT0310179 A AT 0310179A AT 310179 A AT310179 A AT 310179A AT 374011 B AT374011 B AT 374011B
Authority
AT
Austria
Prior art keywords
camera
exposure control
automatic focusing
control device
range measuring
Prior art date
Application number
AT0310179A
Other languages
German (de)
Other versions
ATA310179A (en
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Publication of ATA310179A publication Critical patent/ATA310179A/en
Application granted granted Critical
Publication of AT374011B publication Critical patent/AT374011B/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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/18—Signals indicating condition of a camera member or suitability of light
    • G03B17/20—Signals indicating condition of a camera member or suitability of light visible in viewfinder
    • 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
    • G02B7/40—Systems for automatic generation of focusing signals using time delay of the reflected waves, e.g. of ultrasonic waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Focusing (AREA)
  • Stroboscope Apparatuses (AREA)
  • Automatic Focus Adjustment (AREA)
AT0310179A 1978-04-25 1979-04-25 PHOTOGRAPHIC EXPOSURE CONTROL DEVICE FOR A CAMERA WITH A RANGE MEASURING DEVICE FOR AUTOMATIC FOCUSING AT374011B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89996278A 1978-04-25 1978-04-25

Publications (2)

Publication Number Publication Date
ATA310179A ATA310179A (en) 1983-07-15
AT374011B true AT374011B (en) 1984-03-12

Family

ID=25411780

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0310179A AT374011B (en) 1978-04-25 1979-04-25 PHOTOGRAPHIC EXPOSURE CONTROL DEVICE FOR A CAMERA WITH A RANGE MEASURING DEVICE FOR AUTOMATIC FOCUSING

Country Status (9)

Country Link
JP (1) JPS5511277A (en)
AT (1) AT374011B (en)
AU (1) AU527169B2 (en)
CA (1) CA1131970A (en)
CH (1) CH649635A5 (en)
DE (1) DE2916571A1 (en)
FR (1) FR2424562A1 (en)
GB (1) GB2020051B (en)
IT (1) IT1112595B (en)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6064336A (en) * 1983-09-19 1985-04-12 Fuji Photo Film Co Ltd Short distance warning device of camera
JPS6243090A (en) * 1985-08-19 1987-02-25 日本特殊陶業株式会社 Ignition plug for internal combustion engine
US4754296A (en) * 1985-11-21 1988-06-28 Polaroid Corporation Method of and apparatus for displaying alphanumeric range in camera viewfinder
USRE36252E (en) * 1988-06-30 1999-07-13 Asahi Kogaku Kogyo Kabushiki Kaisha Autofocus camera
US5119121A (en) * 1988-06-30 1992-06-02 Asahi Kogaku Kogyo Kabushiki Kaisha Electronically controlled camera having macro and normal operational modes
US5146259A (en) * 1988-06-30 1992-09-08 Asahi Kogaku Kogyo Kabushiki Kaisha Electronically controlled camera including automatic shutter speed changing apparatus
US5280320A (en) * 1988-06-30 1994-01-18 Asahi Kogaku Kogyo Kabushiki Kaisha Electronically controlled camera having internal photographing mode and display
US5235374A (en) * 1988-06-30 1993-08-10 Asahi Kogaku Kogyo Kabushiki Kaisha Electronically controlled camera having macro and normal operational modes
US5241334A (en) * 1988-06-30 1993-08-31 Asahi Kogaku Kogyo Kabushiki Kaisha Electronically controlled camera having mode changing capability
US5136320A (en) * 1988-06-30 1992-08-04 Asahi Kogaku Kogyo Kabushiki Kaisha Electronically controlled camera having macro and normal operational modes
JP2536236Y2 (en) * 1988-06-30 1997-05-21 旭光学工業株式会社 Camera display device and camera inspection jig
US5384617A (en) * 1988-06-30 1995-01-24 Asahi Kogaku Kogyo Kabushiki Kaisha Exposure control system of a camera having an interval mode
US5291232A (en) * 1988-06-30 1994-03-01 Asahi Kogaku Kogyo Kabushiki Kaisha Device for controlling an operation of a movable member
FR2633733B1 (en) * 1988-06-30 1994-05-13 Asahi Kogaku Kogyo Kk ELECTRONICALLY CONTROLLED PHOTOGRAPHIC APPARATUS HAVING MACRO AND NORMAL OPERATING MODES
JPH0215248A (en) * 1988-07-04 1990-01-18 Seikosha Co Ltd Automatic focusing device for camera
JP2754363B2 (en) * 1995-09-28 1998-05-20 富士写真フイルム株式会社 Camera viewfinder display

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3886567A (en) * 1972-08-28 1975-05-27 Canon Kk Optical system position controlling device
US3917395A (en) * 1973-06-28 1975-11-04 Honeywell Inc Control circuit for photographic apparatus
CA1099554A (en) * 1976-10-04 1981-04-21 Polaroid Corporation Automatic range finding and focussing camera

Also Published As

Publication number Publication date
ATA310179A (en) 1983-07-15
AU527169B2 (en) 1983-02-17
FR2424562B1 (en) 1984-04-06
CA1131970A (en) 1982-09-21
CH649635A5 (en) 1985-05-31
FR2424562A1 (en) 1979-11-23
IT1112595B (en) 1986-01-20
DE2916571C2 (en) 1990-03-08
AU4644179A (en) 1979-11-01
GB2020051B (en) 1982-06-30
DE2916571A1 (en) 1980-01-24
JPS5511277A (en) 1980-01-26
GB2020051A (en) 1979-11-07
IT7922113A0 (en) 1979-04-24

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Legal Events

Date Code Title Description
ELA Expired due to lapse of time
ELJ Ceased due to non-payment of the annual fee