DE3536401C2 - - Google Patents

Info

Publication number
DE3536401C2
DE3536401C2 DE3536401A DE3536401A DE3536401C2 DE 3536401 C2 DE3536401 C2 DE 3536401C2 DE 3536401 A DE3536401 A DE 3536401A DE 3536401 A DE3536401 A DE 3536401A DE 3536401 C2 DE3536401 C2 DE 3536401C2
Authority
DE
Germany
Prior art keywords
integrated circuit
voltage
circuit
current
supply voltage
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
DE3536401A
Other languages
German (de)
English (en)
Other versions
DE3536401A1 (de
Inventor
Akira Kawasaki Kanagawa Jp Takahashi
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Publication of DE3536401A1 publication Critical patent/DE3536401A1/de
Application granted granted Critical
Publication of DE3536401C2 publication Critical patent/DE3536401C2/de
Granted 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
    • G03B7/26—Power supplies; Circuitry or arrangement to switch on the power source; Circuitry to check the power source voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Details Of Cameras Including Film Mechanisms (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Exposure Control For Cameras (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
DE19853536401 1984-10-11 1985-10-11 Kamera-zustandsanzeigeeinrichtung Granted DE3536401A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59212948A JPS6191638A (ja) 1984-10-11 1984-10-11 カメラの状態表示装置

Publications (2)

Publication Number Publication Date
DE3536401A1 DE3536401A1 (de) 1986-04-17
DE3536401C2 true DE3536401C2 (enExample) 1987-12-23

Family

ID=16630946

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19853536401 Granted DE3536401A1 (de) 1984-10-11 1985-10-11 Kamera-zustandsanzeigeeinrichtung

Country Status (3)

Country Link
US (1) US4763149A (enExample)
JP (1) JPS6191638A (enExample)
DE (1) DE3536401A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5546126A (en) * 1993-04-16 1996-08-13 Fuji Photo Optical Co., Ltd. Television camera lens diagnostic system
JP2838761B2 (ja) * 1993-08-11 1998-12-16 セイコープレシジョン株式会社 カメラ用制御回路

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5421337A (en) * 1977-07-18 1979-02-17 Hitachi Ltd Display method for level check and its circuit
JPS5835523A (ja) * 1981-08-27 1983-03-02 Canon Inc フィルム給送表示装置
JPS599644A (ja) * 1982-07-08 1984-01-19 Canon Inc カメラのバツテリ−電圧チエツク方式

Also Published As

Publication number Publication date
US4763149A (en) 1988-08-09
DE3536401A1 (de) 1986-04-17
JPS6191638A (ja) 1986-05-09

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee