GB1276881A - Exposure control and shutter release mechanism for a camera - Google Patents

Exposure control and shutter release mechanism for a camera

Info

Publication number
GB1276881A
GB1276881A GB27995/69A GB2799569A GB1276881A GB 1276881 A GB1276881 A GB 1276881A GB 27995/69 A GB27995/69 A GB 27995/69A GB 2799569 A GB2799569 A GB 2799569A GB 1276881 A GB1276881 A GB 1276881A
Authority
GB
United Kingdom
Prior art keywords
shutter release
shutter
camera
release mechanism
exposure control
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
GB27995/69A
Other languages
English (en)
Inventor
Kunio Mita
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.)
Pentax Corp
Original Assignee
Asahi Kogaku Kogyo Co Ltd
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 Asahi Kogaku Kogyo Co Ltd filed Critical Asahi Kogaku Kogyo Co Ltd
Publication of GB1276881A publication Critical patent/GB1276881A/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
    • G03B7/083—Analogue circuits for control of exposure time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Exposure Control For Cameras (AREA)
  • Shutters For Cameras (AREA)
GB27995/69A 1968-06-20 1969-06-03 Exposure control and shutter release mechanism for a camera Expired GB1276881A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4221468 1968-06-20

Publications (1)

Publication Number Publication Date
GB1276881A true GB1276881A (en) 1972-06-07

Family

ID=12629768

Family Applications (1)

Application Number Title Priority Date Filing Date
GB27995/69A Expired GB1276881A (en) 1968-06-20 1969-06-03 Exposure control and shutter release mechanism for a camera

Country Status (4)

Country Link
US (1) US3695159A (OSRAM)
DE (1) DE1930448A1 (OSRAM)
FR (1) FR2011263A1 (OSRAM)
GB (1) GB1276881A (OSRAM)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3852778A (en) * 1969-12-19 1974-12-03 Canon Kk Single lens reflex camera of ttl photometry type
JPS549049B1 (OSRAM) * 1970-06-04 1979-04-20
US3791277A (en) * 1970-07-25 1974-02-12 Minolta Camera Kk Switching apparatus for electric shutter mechanisms
JPS5614967B2 (OSRAM) * 1972-11-27 1981-04-07
JPS5312588Y2 (OSRAM) * 1972-09-21 1978-04-05
AT335198B (de) * 1972-12-01 1977-02-25 Reichert Optische Werke Ag Einrichtung zur bestimmung der belichtungszeit fur ein photographisches aufnahmegerat

Also Published As

Publication number Publication date
FR2011263A1 (OSRAM) 1970-02-27
US3695159A (en) 1972-10-03
DE1930448A1 (de) 1970-01-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee