JPH0448372B2 - - Google Patents

Info

Publication number
JPH0448372B2
JPH0448372B2 JP56184839A JP18483981A JPH0448372B2 JP H0448372 B2 JPH0448372 B2 JP H0448372B2 JP 56184839 A JP56184839 A JP 56184839A JP 18483981 A JP18483981 A JP 18483981A JP H0448372 B2 JPH0448372 B2 JP H0448372B2
Authority
JP
Japan
Prior art keywords
light
photographing
exposure
converter
circuit
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 - Lifetime
Application number
JP56184839A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5886522A (ja
Inventor
Seiichi Hosoda
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.)
Olympus Corp
Original Assignee
Olympus Optical 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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP56184839A priority Critical patent/JPS5886522A/ja
Publication of JPS5886522A publication Critical patent/JPS5886522A/ja
Publication of JPH0448372B2 publication Critical patent/JPH0448372B2/ja
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
    • G03B7/08—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
    • G03B7/097—Digital circuits for control of both exposure time and aperture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Stroboscope Apparatuses (AREA)
  • Indication In Cameras, And Counting Of Exposures (AREA)
  • Endoscopes (AREA)
  • Exposure Control For Cameras (AREA)
JP56184839A 1981-11-18 1981-11-18 内視鏡撮影システムの自動露出装置 Granted JPS5886522A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56184839A JPS5886522A (ja) 1981-11-18 1981-11-18 内視鏡撮影システムの自動露出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56184839A JPS5886522A (ja) 1981-11-18 1981-11-18 内視鏡撮影システムの自動露出装置

Publications (2)

Publication Number Publication Date
JPS5886522A JPS5886522A (ja) 1983-05-24
JPH0448372B2 true JPH0448372B2 (enrdf_load_stackoverflow) 1992-08-06

Family

ID=16160210

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56184839A Granted JPS5886522A (ja) 1981-11-18 1981-11-18 内視鏡撮影システムの自動露出装置

Country Status (1)

Country Link
JP (1) JPS5886522A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60232523A (ja) * 1984-05-02 1985-11-19 Olympus Optical Co Ltd 内視鏡用光源装置
JPS60232125A (ja) * 1984-05-02 1985-11-18 オリンパス光学工業株式会社 内視鏡用光源装置
JPS60234637A (ja) * 1984-05-09 1985-11-21 オリンパス光学工業株式会社 内視鏡装置
JPH0656469B2 (ja) * 1984-06-28 1994-07-27 オリンパス光学工業株式会社 内視鏡用光源装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5518887B2 (enrdf_load_stackoverflow) * 1972-09-22 1980-05-22

Also Published As

Publication number Publication date
JPS5886522A (ja) 1983-05-24

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