HK68476A - Photographic exposure control apparatus - Google Patents

Photographic exposure control apparatus

Info

Publication number
HK68476A
HK68476A HK684/76*UA HK68476A HK68476A HK 68476 A HK68476 A HK 68476A HK 68476 A HK68476 A HK 68476A HK 68476 A HK68476 A HK 68476A
Authority
HK
Hong Kong
Prior art keywords
control apparatus
exposure control
photographic exposure
photographic
exposure
Prior art date
Application number
HK684/76*UA
Other languages
English (en)
Inventor
G Brauning
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of HK68476A publication Critical patent/HK68476A/xx

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
    • G03B7/00—Control of exposure by setting shutters, diaphragms or filters, separately or conjointly
    • G03B7/08—Control effected solely on the basis of the response, to the intensity of the light received by the camera, of a built-in light-sensitive device
    • G03B7/081—Analogue circuits
    • G03B7/085—Analogue circuits for control of aperture
    • 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
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/58—Means for varying duration of "open" period of shutter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Shutters For Cameras (AREA)
  • Exposure Control For Cameras (AREA)
  • Diaphragms For Cameras (AREA)
HK684/76*UA 1972-11-11 1976-11-04 Photographic exposure control apparatus HK68476A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722255329 DE2255329C3 (de) 1972-11-11 1972-11-11 Photographischer blendenverschluss

Publications (1)

Publication Number Publication Date
HK68476A true HK68476A (en) 1976-11-12

Family

ID=5861462

Family Applications (1)

Application Number Title Priority Date Filing Date
HK684/76*UA HK68476A (en) 1972-11-11 1976-11-04 Photographic exposure control apparatus

Country Status (7)

Country Link
US (1) US3893134A (de)
JP (1) JPS4996728A (de)
CA (1) CA997955A (de)
DE (1) DE2255329C3 (de)
FR (1) FR2206861A5 (de)
GB (1) GB1420349A (de)
HK (1) HK68476A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4099188A (en) * 1974-10-09 1978-07-04 Asahi Kogaku Kogyo Kabushiki Kaisha Automatic exposure control device for single lens reflex camera
US3995295A (en) * 1975-08-28 1976-11-30 Polaroid Corporation Electro-mechanical shutter system having mechanical latch
US4032941A (en) * 1975-08-28 1977-06-28 Polaroid Corporation Latched shutter system having automatic delay of latch reset
US4051497A (en) * 1976-01-28 1977-09-27 Eastman Kodak Company Programmed exposure control apparatus
DE2704646A1 (de) * 1976-02-09 1977-08-11 Seiko Koki Kk Kameraverschluss
US4358186A (en) * 1979-12-31 1982-11-09 Polaroid Corporation Method and apparatus for controlling exposure by selective use of blocking visible filter
US4297016A (en) * 1980-07-07 1981-10-27 Polaroid Corporation Scanning shutter blade arrangement with dynamic apertures for ambient and flash exposures
US4505563A (en) * 1983-03-21 1985-03-19 W. Haking Enterprises Limited Electronic shutter for still cameras
US5096418A (en) * 1990-07-05 1992-03-17 Micro Motors, Inc. Motorized dental handpiece with fiber optic illumination
US10440240B2 (en) 2016-09-30 2019-10-08 Sony Interactive Entertainment Inc. Systems and methods for reducing an effect of occlusion of a tracker by people

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3362309A (en) * 1965-03-08 1968-01-09 Polaroid Corp Exposure control apparatus
US3433138A (en) * 1966-09-29 1969-03-18 Polaroid Corp Shutter control system for photographic apparatus
JPS4831253B1 (de) * 1968-11-06 1973-09-27
US3620143A (en) * 1968-12-16 1971-11-16 Polaroid Corp Automatic exposure control system with fast linear response
US3672267A (en) * 1970-10-01 1972-06-27 Eastman Kodak Co Sequential control for camera diaphragm and shutter
US3714871A (en) * 1971-09-13 1973-02-06 Eastman Kodak Co Camera apparatus adapted for operation with auxiliary light source

Also Published As

Publication number Publication date
DE2255329A1 (de) 1974-05-22
DE2255329C3 (de) 1977-11-17
CA997955A (en) 1976-10-05
JPS4996728A (de) 1974-09-12
FR2206861A5 (de) 1974-06-07
US3893134A (en) 1975-07-01
GB1420349A (en) 1976-01-07
DE2255329B2 (de) 1975-08-28

Similar Documents

Publication Publication Date Title
GB1507858A (en) Photographic exposure control apparatus
GB1369776A (en) Photocopying apparatus
HK67476A (en) Photographic apparatus
HK68476A (en) Photographic exposure control apparatus
GB1365038A (en) Photographic apparatus
GB1417045A (en) Exposure control mechanism
AU474469B2 (en) Exposure apparatus
CA1000547A (en) Photographic exposure control mechanism
GB1417222A (en) Developing apparatus
GB1417044A (en) Exposure control mechanism
MY7900139A (en) Photographic exposure control means
GB1415806A (en) Photographic copying apparatus
HK46378A (en) Exposure control apparatus
JPS5347818A (en) Photographic film unit
HK11777A (en) Photographic apparatus
MY7600041A (en) Photographic exposure control apparatus
GB1542737A (en) Photographic exposure control apparatus
AU5474173A (en) Camera control apparatus
GB1366360A (en) Exposure control apparatus
GB1368051A (en) Exposure control system
HK8277A (en) Photographic copying apparatus
CA944991A (en) Photographic exposure control apparatus
CA848724A (en) Photographic exposure control apparatus
CA847608A (en) Photographic exposure control apparatus
CA877454A (en) Photographic exposure control apparatus