GB1525596A - Shutter speed display device for a camera - Google Patents

Shutter speed display device for a camera

Info

Publication number
GB1525596A
GB1525596A GB44713/75A GB4471375A GB1525596A GB 1525596 A GB1525596 A GB 1525596A GB 44713/75 A GB44713/75 A GB 44713/75A GB 4471375 A GB4471375 A GB 4471375A GB 1525596 A GB1525596 A GB 1525596A
Authority
GB
United Kingdom
Prior art keywords
shutter speed
camera
speed
circuit
display
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
GB44713/75A
Other languages
English (en)
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 GB1525596A publication Critical patent/GB1525596A/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
    • G03B17/00—Details of cameras or camera bodies; Accessories therefor
    • G03B17/18—Signals indicating condition of a camera member or suitability of light
    • G03B17/20—Signals indicating condition of a camera member or suitability of light visible in viewfinder
    • 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
    • G03B7/091—Digital circuits
    • G03B7/093—Digital circuits for control of exposure time

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
  • Liquid Crystal (AREA)
  • Viewfinders (AREA)
  • Exposure Control For Cameras (AREA)
GB44713/75A 1974-11-05 1975-10-29 Shutter speed display device for a camera Expired GB1525596A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1974133947U JPS5160240U (enExample) 1974-11-05 1974-11-05

Publications (1)

Publication Number Publication Date
GB1525596A true GB1525596A (en) 1978-09-20

Family

ID=15116776

Family Applications (1)

Application Number Title Priority Date Filing Date
GB44713/75A Expired GB1525596A (en) 1974-11-05 1975-10-29 Shutter speed display device for a camera

Country Status (3)

Country Link
US (1) US4067023A (enExample)
JP (1) JPS5160240U (enExample)
GB (1) GB1525596A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5678828A (en) * 1979-11-30 1981-06-29 Asahi Optical Co Ltd Shutter speed display device
GB8516207D0 (en) * 1985-06-26 1985-07-31 Samuelson D W Cinematograph camera flicker control device
TW392091B (en) * 1995-01-06 2000-06-01 Samsung Aerospace Ind Control circuit and method for controlling the operation of a camera having a b shutter operating mode
USD736225S1 (en) * 2011-10-20 2015-08-11 Samsung Electronics Co., Ltd. Digital camera display screen with graphical user interface

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2128992B2 (de) * 1971-06-11 1979-02-15 Agfa-Gevaert Ag, 5090 Leverkusen Fotografische oder kinematografische Kamera
JPS524088Y2 (enExample) * 1971-07-15 1977-01-28
FR2162927A5 (enExample) * 1971-11-29 1973-07-20 Agfa Gevaert Ag
DE2220204C2 (de) * 1972-04-25 1974-05-16 Labtronic Ag Gesellschaft Fuer Klinische Labortechnik, Zuerich (Schweiz) Photometer zur digitalen Anzeige der Konzentration einer Meßprobe in einer Küvette
JPS5312595Y2 (enExample) * 1972-08-31 1978-04-05
JPS5434552B2 (enExample) * 1973-06-18 1979-10-27
JPS5834424Y2 (ja) * 1973-09-06 1983-08-02 京セラ株式会社 デンキシヤツタカイロ
JPS5067650A (enExample) * 1973-10-17 1975-06-06

Also Published As

Publication number Publication date
DE2549445B2 (de) 1977-02-24
JPS5160240U (enExample) 1976-05-12
US4067023A (en) 1978-01-03
DE2549445A1 (de) 1976-05-06

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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

Effective date: 19941029