CH421694A - Belichtungssteuereinrichtung - Google Patents

Belichtungssteuereinrichtung

Info

Publication number
CH421694A
CH421694A CH400164A CH400164A CH421694A CH 421694 A CH421694 A CH 421694A CH 400164 A CH400164 A CH 400164A CH 400164 A CH400164 A CH 400164A CH 421694 A CH421694 A CH 421694A
Authority
CH
Switzerland
Prior art keywords
control device
exposure control
exposure
control
Prior art date
Application number
CH400164A
Other languages
English (en)
Inventor
Herbert Land Edwin
Simon Dietz Milton
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 CH421694A publication Critical patent/CH421694A/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
    • 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
    • G03B7/083—Analogue circuits for control of exposure time
CH400164A 1963-03-29 1964-03-26 Belichtungssteuereinrichtung CH421694A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US268880A US3205797A (en) 1963-03-29 1963-03-29 Illumination responsive photographic shutter apparatus

Publications (1)

Publication Number Publication Date
CH421694A true CH421694A (de) 1966-09-30

Family

ID=23024908

Family Applications (1)

Application Number Title Priority Date Filing Date
CH400164A CH421694A (de) 1963-03-29 1964-03-26 Belichtungssteuereinrichtung

Country Status (5)

Country Link
US (1) US3205797A (de)
CH (1) CH421694A (de)
DE (1) DE1291990B (de)
GB (1) GB1041114A (de)
NL (1) NL147262B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1497924C3 (de) * 1966-09-30 1976-01-08 Agfa-Gevaert Ag, 5090 Leverkusen Fotografische Kamera mit einem durch einen Verzögerungsschaltkreis gesteuerten Verschluß
US3479935A (en) * 1969-02-10 1969-11-25 Eastman Kodak Co Automatic shutter control
JPS5548287B2 (de) * 1972-10-28 1980-12-05
US4045806A (en) * 1976-08-23 1977-08-30 Polaroid Corporation Extended range exposure control system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2877697A (en) * 1953-10-27 1959-03-17 Polaroid Corp Camera shutter mechanism
US2978970A (en) * 1956-08-23 1961-04-11 Compur Werk Friedrich Deckel Photographic shutter construction
US2969007A (en) * 1957-12-24 1961-01-24 Hora Werk G M B H Shutters for cameras and the like
US2999440A (en) * 1958-12-05 1961-09-12 Eastman Kodak Co Automatic exposure control for photographic camera
DE1145916B (de) * 1959-02-19 1963-03-21 Gauthier Gmbh A Photographische Kamera mit Belichtungswert-Einsteller

Also Published As

Publication number Publication date
US3205797A (en) 1965-09-14
NL147262B (nl) 1975-09-15
GB1041114A (en) 1966-09-01
NL6403286A (de) 1964-09-30
DE1291990B (de) 1969-04-03

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