GB2252625B - High light cut-off circuit - Google Patents

High light cut-off circuit

Info

Publication number
GB2252625B
GB2252625B GB9201480A GB9201480A GB2252625B GB 2252625 B GB2252625 B GB 2252625B GB 9201480 A GB9201480 A GB 9201480A GB 9201480 A GB9201480 A GB 9201480A GB 2252625 B GB2252625 B GB 2252625B
Authority
GB
United Kingdom
Prior art keywords
circuit
high light
light cut
cut
light
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
GB9201480A
Other languages
English (en)
Other versions
GB2252625A (en
GB9201480D0 (en
Inventor
Mark Everett Gramer
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.)
Northrop Grumman Guidance and Electronics Co Inc
Original Assignee
Litton Systems Inc
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 Litton Systems Inc filed Critical Litton Systems Inc
Publication of GB9201480D0 publication Critical patent/GB9201480D0/en
Publication of GB2252625A publication Critical patent/GB2252625A/en
Application granted granted Critical
Publication of GB2252625B publication Critical patent/GB2252625B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/50—Image-conversion or image-amplification tubes, i.e. having optical, X-ray, or analogous input, and optical output
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/98—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
    • H01J43/04—Electron multipliers
    • H01J43/30—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • G01J2001/4406—Plural ranges in circuit, e.g. switchable ranges; Adjusting sensitivity selecting gain values
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J1/44—Electric circuits
    • G01J2001/4446—Type of detector
    • G01J2001/4493—Type of detector with image intensifyer tube [IIT]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2231/00—Cathode ray tubes or electron beam tubes
    • H01J2231/50—Imaging and conversion tubes
    • H01J2231/50005—Imaging and conversion tubes characterised by form of illumination
    • H01J2231/5001—Photons
    • H01J2231/50015—Light
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2231/00—Cathode ray tubes or electron beam tubes
    • H01J2231/50—Imaging and conversion tubes
    • H01J2231/50057—Imaging and conversion tubes characterised by form of output stage
    • H01J2231/50063—Optical

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
GB9201480A 1991-02-06 1992-01-23 High light cut-off circuit Expired - Lifetime GB2252625B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/651,476 US5153424A (en) 1991-02-06 1991-02-06 Flux monitor high light intensity cut-off circit for night vision devices

Publications (3)

Publication Number Publication Date
GB9201480D0 GB9201480D0 (en) 1992-03-11
GB2252625A GB2252625A (en) 1992-08-12
GB2252625B true GB2252625B (en) 1994-08-24

Family

ID=24612988

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9201480A Expired - Lifetime GB2252625B (en) 1991-02-06 1992-01-23 High light cut-off circuit

Country Status (9)

Country Link
US (1) US5153424A (enExample)
KR (1) KR100244985B1 (enExample)
AU (1) AU645877B2 (enExample)
GB (1) GB2252625B (enExample)
GR (1) GR1002159B (enExample)
IL (1) IL100744A (enExample)
NO (1) NO920477L (enExample)
TR (1) TR28846A (enExample)
TW (1) TW222329B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6069352A (en) * 1997-09-09 2000-05-30 Interscience, Inc. Intensity control system for intensified imaging systems
WO2007013339A1 (ja) * 2005-07-26 2007-02-01 Advantest Corporation 光受信装置、試験装置、光受信方法、試験方法、テストモジュール、及び半導体チップ
KR20150117520A (ko) * 2014-04-10 2015-10-20 삼성전자주식회사 발광 다이오드 구동회로, 발광 다이오드 제어 회로 및 발광 다이오드 제어 방법
CN109757020B (zh) * 2019-03-12 2023-08-15 江苏北方湖光光电有限公司 一种基于微光保护的控制电路

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4338514A (en) * 1980-04-07 1982-07-06 Spin Physics, Inc. Apparatus for controlling exposure of a solid state image sensor array
GB2152661A (en) * 1984-01-02 1985-08-07 Zeiss Jena Veb Carl Light receiving unit for antiglare glasses
US4666301A (en) * 1985-05-08 1987-05-19 E. I. Du Pont De Nemours And Company Radiation responsive integrating amplifier

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4663521A (en) * 1985-02-15 1987-05-05 Rca Corporation Infrared radiation controlled switch with a visible light detector
US4755725A (en) * 1985-12-12 1988-07-05 Varo, Inc. High intensity light shut-down circuit for night vision goggle
US4843229A (en) * 1987-12-02 1989-06-27 Itt Electro Optical Products, A Division Of Itt Corporation High light level cutoff apparatus for use with night vision devices
US4851660A (en) * 1988-01-12 1989-07-25 Opcon, Inc. Photoelectric compressed analog signal strength indicator
US4982176A (en) * 1990-01-17 1991-01-01 Frank Schwarz Solar powered lighting and alarm systems activated by motion detection

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4338514A (en) * 1980-04-07 1982-07-06 Spin Physics, Inc. Apparatus for controlling exposure of a solid state image sensor array
GB2152661A (en) * 1984-01-02 1985-08-07 Zeiss Jena Veb Carl Light receiving unit for antiglare glasses
US4666301A (en) * 1985-05-08 1987-05-19 E. I. Du Pont De Nemours And Company Radiation responsive integrating amplifier

Also Published As

Publication number Publication date
NO920477L (no) 1992-08-07
NO920477D0 (no) 1992-02-05
TR28846A (tr) 1997-07-17
KR100244985B1 (ko) 2000-02-15
KR920017167A (ko) 1992-09-26
IL100744A (en) 1994-05-30
GB2252625A (en) 1992-08-12
GR920100034A (el) 1993-01-25
GR1002159B (en) 1996-02-23
GB9201480D0 (en) 1992-03-11
AU1075492A (en) 1992-08-13
TW222329B (enExample) 1994-04-11
IL100744A0 (en) 1992-09-06
US5153424A (en) 1992-10-06
AU645877B2 (en) 1994-01-27

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20110414 AND 20110420

PE20 Patent expired after termination of 20 years

Expiry date: 20120122