GB1365331A - Exposure control for a photographic camera - Google Patents

Exposure control for a photographic camera

Info

Publication number
GB1365331A
GB1365331A GB4557071A GB4557071A GB1365331A GB 1365331 A GB1365331 A GB 1365331A GB 4557071 A GB4557071 A GB 4557071A GB 4557071 A GB4557071 A GB 4557071A GB 1365331 A GB1365331 A GB 1365331A
Authority
GB
United Kingdom
Prior art keywords
exposure control
photographic camera
photographic
camera
exposure
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB4557071A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
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 GB1365331A publication Critical patent/GB1365331A/en
Expired legal-status Critical Current

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
    • G03B7/087—Analogue circuits for control of both exposure time and aperture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Diaphragms For Cameras (AREA)
GB4557071A 1970-09-30 1971-09-30 Exposure control for a photographic camera Expired GB1365331A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7683770A 1970-09-30 1970-09-30

Publications (1)

Publication Number Publication Date
GB1365331A true GB1365331A (en) 1974-08-29

Family

ID=22134485

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4557071A Expired GB1365331A (en) 1970-09-30 1971-09-30 Exposure control for a photographic camera

Country Status (3)

Country Link
DE (1) DE7136999U (en)
FR (1) FR2108727A5 (en)
GB (1) GB1365331A (en)

Also Published As

Publication number Publication date
DE7136999U (en) 1972-01-13
FR2108727A5 (en) 1972-05-19

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees