JPH0435950B2 - - Google Patents

Info

Publication number
JPH0435950B2
JPH0435950B2 JP57026937A JP2693782A JPH0435950B2 JP H0435950 B2 JPH0435950 B2 JP H0435950B2 JP 57026937 A JP57026937 A JP 57026937A JP 2693782 A JP2693782 A JP 2693782A JP H0435950 B2 JPH0435950 B2 JP H0435950B2
Authority
JP
Japan
Prior art keywords
aperture
voltage
circuit
electrochromic element
subject
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
JP57026937A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58145278A (ja
Inventor
Kazunari Ooi
Moichi Fujiwara
Nobuaki Yoshida
Tsuneo Sukegawa
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.)
Toshiba Corp
Nikon Corp
Original Assignee
Toshiba Corp
Nikon Corp
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 Toshiba Corp, Nikon Corp filed Critical Toshiba Corp
Priority to JP57026937A priority Critical patent/JPS58145278A/ja
Priority to US06/467,884 priority patent/US4554587A/en
Priority to NL8300636A priority patent/NL8300636A/nl
Priority to DE3306162A priority patent/DE3306162C2/de
Publication of JPS58145278A publication Critical patent/JPS58145278A/ja
Publication of JPH0435950B2 publication Critical patent/JPH0435950B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70—Circuitry for compensating brightness variation in the scene
    • H04N23/75—Circuitry for compensating brightness variation in the scene by influencing optical camera components

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Blocking Light For Cameras (AREA)
  • Diaphragms For Cameras (AREA)
  • Exposure Control For Cameras (AREA)
JP57026937A 1982-02-22 1982-02-22 撮像装置 Granted JPS58145278A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP57026937A JPS58145278A (ja) 1982-02-22 1982-02-22 撮像装置
US06/467,884 US4554587A (en) 1982-02-22 1983-02-18 Image pickup apparatus
NL8300636A NL8300636A (nl) 1982-02-22 1983-02-21 Beeldopneeminrichting, in het bijzonder een beeldopneeminrichting, zoals een videocamera, die is voorzien van een diafragmamechanisme voor het geschikt instellen van de hoeveelheid licht, die invalt op een beeldopneemelement.
DE3306162A DE3306162C2 (de) 1982-02-22 1983-02-22 Bildaufnahmevorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57026937A JPS58145278A (ja) 1982-02-22 1982-02-22 撮像装置

Publications (2)

Publication Number Publication Date
JPS58145278A JPS58145278A (ja) 1983-08-30
JPH0435950B2 true JPH0435950B2 (OSRAM) 1992-06-12

Family

ID=12207058

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57026937A Granted JPS58145278A (ja) 1982-02-22 1982-02-22 撮像装置

Country Status (4)

Country Link
US (1) US4554587A (OSRAM)
JP (1) JPS58145278A (OSRAM)
DE (1) DE3306162C2 (OSRAM)
NL (1) NL8300636A (OSRAM)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4833536A (en) * 1984-07-24 1989-05-23 Canon Kabushiki Kaisha Image sensing apparatus with sensitivity and exposure control
US4916722A (en) * 1986-06-26 1990-04-10 Kabushiki Kaisha Toshiba X-ray image processing apparatus
DE3721751A1 (de) * 1987-07-01 1989-01-12 Eps Elektronik Optoelektronisches filter vorzugsweise fuer videokameras
JP2840744B2 (ja) * 1988-04-06 1998-12-24 ソニー株式会社 ビデオカメラ
US4827348A (en) * 1988-05-02 1989-05-02 Polaroid Corporation Exposure control system for dual mode electronic imaging camera
FR2751479B1 (fr) * 1990-08-03 1998-11-06 Thomson Csf Procede et systeme de protection des equipements de veille ou de poursuite optroniques au regard d'une illumination
US5293241A (en) * 1991-04-02 1994-03-08 Gold Star Co., Ltd. Method and circuit for controlling opening/closing of a camcorder iris diaphragm
JP3227191B2 (ja) * 1991-05-22 2001-11-12 株式会社リコー 画像読取装置
US5387958A (en) * 1992-06-30 1995-02-07 Sony Electronics, Inc. Electro-optical control of light attenuation in the optical path of a camera
US5555069A (en) * 1995-02-28 1996-09-10 Eastman Kodak Company Camera with electrochromic filter
GB9603198D0 (en) * 1996-02-15 1996-04-17 Gen Electric Controlling the transmission of light frome light sources
US6550949B1 (en) * 1996-06-13 2003-04-22 Gentex Corporation Systems and components for enhancing rear vision from a vehicle
DE19631435C1 (de) * 1996-08-03 1998-03-12 Daimler Benz Aerospace Ag Verfahren zur Zielverfolgung bei Störmaßnahmen
JP2001527372A (ja) * 1997-12-31 2001-12-25 ジェンテクス・コーポレーション 車両視覚システム
US6342887B1 (en) * 1998-11-18 2002-01-29 Earl Robert Munroe Method and apparatus for reproducing lighting effects in computer animated objects
EP1150141A1 (en) * 2000-04-25 2001-10-31 Hewlett-Packard Company, A Delaware Corporation Optical assembly
JP3893922B2 (ja) * 2000-10-18 2007-03-14 セイコーエプソン株式会社 レンズの評価方法およびレンズ評価装置
US20050231892A1 (en) * 2004-04-19 2005-10-20 Harvey Troy A High energy density electric double-layer capacitor and method for producing the same
US7488083B2 (en) * 2005-08-22 2009-02-10 Gentex Corporation Vehicular rearview components and assemblies
US7960676B2 (en) * 2007-09-28 2011-06-14 Casio Computer Co., Ltd. Image capture device to obtain an image with a bright subject, even when the background is dark, and recording medium
US9128343B2 (en) 2011-08-19 2015-09-08 Ppg Industries Ohio, Inc. Method of making an optical element having an electrochromic apodized aperture
KR102688582B1 (ko) 2017-01-26 2024-07-25 삼성전자주식회사 전자 장치 및 그의 자외선 측정 방법
CN110830697A (zh) * 2019-11-27 2020-02-21 Oppo广东移动通信有限公司 控制方法、电子装置和存储介质

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1128461B (de) * 1959-01-15 1962-04-26 Fernseh Gmbh Einrichtung zum Schutz einer Fernsehaufnahmeroehre gegen Fehl-bedienung ihrer motorisch angetriebenen Lichtstromregeleinrichtung
US3010362A (en) * 1959-12-08 1961-11-28 Crosley Broadcasting Corp Automatic light control
US3182125A (en) * 1960-09-20 1965-05-04 Bendix Corp Illumination control system for television pickup tubes and the like
US3576393A (en) * 1967-12-15 1971-04-27 Us Navy Automatic exposure control for a slow scan vidicon
US3555181A (en) * 1968-06-05 1971-01-12 Bell Telephone Labor Inc Automatic video level control employing iris and amplifier gain adjustments
US4050085A (en) * 1969-06-04 1977-09-20 Hughes Aircraft Company Automatic light control system
US3691302A (en) * 1971-02-25 1972-09-12 Gte Sylvania Inc Automatic light control for low light level television camera
JPS50113229A (OSRAM) * 1974-02-13 1975-09-05
US4141043A (en) * 1977-04-18 1979-02-20 General Electric Company Picture signal generator with light level control
JPS55135471A (en) * 1979-04-10 1980-10-22 Ikegami Tsushinki Co Ltd Pickup tube protective device for television camera

Also Published As

Publication number Publication date
NL8300636A (nl) 1983-09-16
JPS58145278A (ja) 1983-08-30
DE3306162A1 (de) 1983-09-08
US4554587A (en) 1985-11-19
DE3306162C2 (de) 1985-10-10

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