CH462617A - Exposure control device on photographic apparatus - Google Patents

Exposure control device on photographic apparatus

Info

Publication number: CH462617A
Authority: CH; Switzerland
Prior art keywords: control device; exposure control; photographic apparatus; photographic; exposure
Prior art date: 1963-03-29

Application number

CH400064A

Other languages

German (de)

Inventor

Paul Burgarella John

Myles Topaz Jeremy

Heinrich Biber Conrad

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.)

1963-03-29

Filing date

1964-03-26

Publication date

1968-09-15

1963-03-29 Priority claimed from US269116A external-priority patent/US3205799A/en

1963-03-29 Priority claimed from US269115A external-priority patent/US3205798A/en

1963-03-29 Priority claimed from US269117A external-priority patent/US3249034A/en

1964-03-26 Application filed by Polaroid Corp filed Critical Polaroid Corp

1968-09-15 Publication of CH462617A publication Critical patent/CH462617A/en

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

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Shutters For Cameras (AREA)
Exposure Control For Cameras (AREA)

CH400064A 1963-03-29 1964-03-26 Exposure control device on photographic apparatus CH462617A (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US269116A US3205799A (en)	1963-03-29	1963-03-29	Shutter timing apparatus
US269115A US3205798A (en)	1963-03-29	1963-03-29	Shutter timing apparatus and method
US269117A US3249034A (en)	1963-03-29	1963-03-29	Shutter timing apparatus

Publications (1)

Publication Number	Publication Date
CH462617A true CH462617A (en)	1968-09-15

Family

ID=27402143

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH400064A CH462617A (en)	1963-03-29	1964-03-26	Exposure control device on photographic apparatus

Country Status (5)

Country	Link
JP (1)	JPS5324813B1 (en)
CH (1)	CH462617A (en)
DE (3)	DE1797484B1 (en)
GB (2)	GB1047867A (en)
NL (1)	NL6403306A (en)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1181562A (en) *	1956-08-23	1959-06-17		Camera

1964
- 1964-03-25 DE DE19641797484D patent/DE1797484B1/en active Pending
- 1964-03-25 DE DEI25536A patent/DE1289413B/en active Pending
- 1964-03-25 DE DE1797483*CA patent/DE1797483C2/en not_active Expired
- 1964-03-26 GB GB9427/66A patent/GB1047867A/en not_active Expired
- 1964-03-26 GB GB12870/64A patent/GB1047866A/en not_active Expired
- 1964-03-26 CH CH400064A patent/CH462617A/en unknown
- 1964-03-26 NL NL6403306A patent/NL6403306A/xx unknown
- 1964-03-28 JP JP1719064A patent/JPS5324813B1/ja active Pending

Also Published As

Publication number	Publication date
GB1047866A (en)	1966-11-09
DE1289413B (en)	1969-02-13
DE1797483B1 (en)	1970-05-14
GB1047867A (en)	1966-11-09
DE1797484B1 (en)	1970-05-14
DE1797483C2 (en)	1975-11-20
NL6403306A (en)	1964-09-30
JPS5324813B1 (en)	1978-07-22

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