GB1401699A - Method and apparatus for measuring a measurable quantity using electro-magnetic radiation - Google Patents

Method and apparatus for measuring a measurable quantity using electro-magnetic radiation

Info

Publication number
GB1401699A
GB1401699A GB5107472A GB5107472A GB1401699A GB 1401699 A GB1401699 A GB 1401699A GB 5107472 A GB5107472 A GB 5107472A GB 5107472 A GB5107472 A GB 5107472A GB 1401699 A GB1401699 A GB 1401699A
Authority
GB
United Kingdom
Prior art keywords
light
photo
detector
auxiliary
source
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
GB5107472A
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.)
Individual
Original Assignee
Individual
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
Priority claimed from DE19712154820 external-priority patent/DE2154820C3/de
Application filed by Individual filed Critical Individual
Publication of GB1401699A publication Critical patent/GB1401699A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/341—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells controlling the movement of a following part
    • 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
    • G01J1/10—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void
    • G01J1/16—Photometry, e.g. photographic exposure meter by comparison with reference light or electric value provisionally void using electric radiation detectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Length Measuring Devices With Unspecified Measuring Means (AREA)
  • Measuring Magnetic Variables (AREA)
GB5107472A 1971-11-04 1972-11-06 Method and apparatus for measuring a measurable quantity using electro-magnetic radiation Expired GB1401699A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712154820 DE2154820C3 (de) 1971-11-04 Optoelektrische Meßeinrichtung

Publications (1)

Publication Number Publication Date
GB1401699A true GB1401699A (en) 1975-07-30

Family

ID=5824190

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5107472A Expired GB1401699A (en) 1971-11-04 1972-11-06 Method and apparatus for measuring a measurable quantity using electro-magnetic radiation

Country Status (10)

Country Link
JP (1) JPS5746031B2 (US07943777-20110517-C00090.png)
BE (1) BE790938A (US07943777-20110517-C00090.png)
CA (1) CA977547A (US07943777-20110517-C00090.png)
ES (1) ES408246A1 (US07943777-20110517-C00090.png)
FR (1) FR2160003A5 (US07943777-20110517-C00090.png)
GB (1) GB1401699A (US07943777-20110517-C00090.png)
IT (1) IT973354B (US07943777-20110517-C00090.png)
LU (1) LU66406A1 (US07943777-20110517-C00090.png)
NL (1) NL169365C (US07943777-20110517-C00090.png)
TR (1) TR17946A (US07943777-20110517-C00090.png)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005798A1 (de) * 1978-06-02 1979-12-12 Asea Ab Stabilisiertes faseroptisches Messgerät
GB2200507A (en) * 1987-01-28 1988-08-03 Famous Instr Ltd Optical detector for an auto-focus camera
US4822999A (en) * 1986-05-01 1989-04-18 Parr David T Apparatus and method for detecting movement of an object
GB2347210A (en) * 1999-02-26 2000-08-30 Infrared Eng Electro-magnetic detection apparatus
WO2001065218A1 (en) * 2000-03-02 2001-09-07 Ndc Infrared Engineering Limited Electromagnetic detection apparatus
CN113465658A (zh) * 2021-05-24 2021-10-01 湖南大学 基于磁导率的非接触式测温及物料成分检测装置与方法

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5820343U (ja) * 1981-08-03 1983-02-08 株式会社デンソー 電子式燃料噴射制御装置
JPS61108636U (US07943777-20110517-C00090.png) * 1984-12-22 1986-07-10
JPS62133941U (US07943777-20110517-C00090.png) * 1986-12-03 1987-08-24

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3215843A (en) * 1961-06-02 1965-11-02 Special Instr Lab Inc Photosensitive light source intensity control system
US3600072A (en) * 1962-04-17 1971-08-17 Bofors Ab Projector for analytical viewing of moving pictures

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0005798A1 (de) * 1978-06-02 1979-12-12 Asea Ab Stabilisiertes faseroptisches Messgerät
US4822999A (en) * 1986-05-01 1989-04-18 Parr David T Apparatus and method for detecting movement of an object
GB2200507A (en) * 1987-01-28 1988-08-03 Famous Instr Ltd Optical detector for an auto-focus camera
US4827300A (en) * 1987-01-28 1989-05-02 Famous Instrument Limited Optical detector for an auto-focus camera
GB2200507B (en) * 1987-01-28 1992-02-12 Famous Instr Ltd Optical detector for an auto-focus camera
GB2347210A (en) * 1999-02-26 2000-08-30 Infrared Eng Electro-magnetic detection apparatus
GB2347210B (en) * 1999-02-26 2003-08-06 Infrared Eng Infrared gauge
WO2001065218A1 (en) * 2000-03-02 2001-09-07 Ndc Infrared Engineering Limited Electromagnetic detection apparatus
US6875985B2 (en) 2000-03-02 2005-04-05 Ndc Infrared Engineering Limited Electomagnetic detection apparatus
CN113465658A (zh) * 2021-05-24 2021-10-01 湖南大学 基于磁导率的非接触式测温及物料成分检测装置与方法
CN113465658B (zh) * 2021-05-24 2023-03-31 湖南大学 基于磁导率的非接触式测温及物料成分检测装置与方法

Also Published As

Publication number Publication date
LU66406A1 (US07943777-20110517-C00090.png) 1974-05-17
IT973354B (it) 1974-06-10
DE2154820B2 (de) 1977-06-23
BE790938A (fr) 1973-05-03
CA977547A (en) 1975-11-11
NL7214419A (US07943777-20110517-C00090.png) 1973-05-08
ES408246A1 (es) 1976-02-16
JPS4854973A (US07943777-20110517-C00090.png) 1973-08-02
JPS5746031B2 (US07943777-20110517-C00090.png) 1982-09-30
TR17946A (tr) 1976-11-01
FR2160003A5 (US07943777-20110517-C00090.png) 1973-06-22
NL169365B (nl) 1982-02-01
DE2154820A1 (de) 1973-05-17
NL169365C (nl) 1982-07-01

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee