JPS57132028A - Detector for illuminating light - Google Patents

Detector for illuminating light

Info

Publication number
JPS57132028A
JPS57132028A JP56018758A JP1875881A JPS57132028A JP S57132028 A JPS57132028 A JP S57132028A JP 56018758 A JP56018758 A JP 56018758A JP 1875881 A JP1875881 A JP 1875881A JP S57132028 A JPS57132028 A JP S57132028A
Authority
JP
Japan
Prior art keywords
light
photodetected
output
separated
illuminating 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.)
Granted
Application number
JP56018758A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6260654B2 (enrdf_load_stackoverflow
Inventor
Masayoshi Sakamoto
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP56018758A priority Critical patent/JPS57132028A/ja
Publication of JPS57132028A publication Critical patent/JPS57132028A/ja
Publication of JPS6260654B2 publication Critical patent/JPS6260654B2/ja
Granted 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
JP56018758A 1981-02-09 1981-02-09 Detector for illuminating light Granted JPS57132028A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56018758A JPS57132028A (en) 1981-02-09 1981-02-09 Detector for illuminating light

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56018758A JPS57132028A (en) 1981-02-09 1981-02-09 Detector for illuminating light

Publications (2)

Publication Number Publication Date
JPS57132028A true JPS57132028A (en) 1982-08-16
JPS6260654B2 JPS6260654B2 (enrdf_load_stackoverflow) 1987-12-17

Family

ID=11980539

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56018758A Granted JPS57132028A (en) 1981-02-09 1981-02-09 Detector for illuminating light

Country Status (1)

Country Link
JP (1) JPS57132028A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61221910A (ja) * 1985-03-28 1986-10-02 Agency Of Ind Science & Technol 無人移動体の誘導方法
EP0718609A1 (en) * 1994-12-23 1996-06-26 H.P.M. Industries Pty Limited Light sensor
JP2011007622A (ja) * 2009-06-25 2011-01-13 Sharp Corp センサ装置、携帯電話およびデジタルカメラ

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5418070U (enrdf_load_stackoverflow) * 1977-07-07 1979-02-05

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5418070U (enrdf_load_stackoverflow) * 1977-07-07 1979-02-05

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61221910A (ja) * 1985-03-28 1986-10-02 Agency Of Ind Science & Technol 無人移動体の誘導方法
EP0718609A1 (en) * 1994-12-23 1996-06-26 H.P.M. Industries Pty Limited Light sensor
US5990628A (en) * 1994-12-23 1999-11-23 H.P.M. Industries Pty Limited Light level sensor for detecting the level of incident light and discriminating between natural and artificial light
JP2011007622A (ja) * 2009-06-25 2011-01-13 Sharp Corp センサ装置、携帯電話およびデジタルカメラ

Also Published As

Publication number Publication date
JPS6260654B2 (enrdf_load_stackoverflow) 1987-12-17

Similar Documents

Publication Publication Date Title
EP0350957A3 (en) Image pickup apparatus
JPS53114608A (en) Defect detector
JPS57132028A (en) Detector for illuminating light
DE3367314D1 (en) Method and apparatus for automatic room light switching
JPS56114933A (en) Automatic film feeder
JPS5344048A (en) Photoelectric detector
JPS5629216A (en) Instantaneous photodetecting circuit
JPS5583280A (en) Output stabilizing system for semiconductor laser
JPS5334422A (en) Photo electric converter
JPS57176846A (en) Noise removing circuit
JPS542700A (en) Optical fire detector
SU1262590A1 (ru) Фотореле
JPS5517149A (en) Light signal branching circuit with monitor
JPS5368020A (en) Scanning system for solid state pickup element
SU809272A2 (ru) Пожарный извещатель
EP0923205A3 (en) Optical direct amplifier and control method thereof
JPS5361298A (en) Photoelectric smoke detector
JPS5753645A (en) Detector for sludge sticking
JPS5434857A (en) Photoelectric detector circuit
JPS5640973A (en) Optical character reader
JPS5395519A (en) Facsimile transmitter
JPS5773635A (en) Photoelectric detector
JPS5552634A (en) Signal discrimination circuit
JPS53106590A (en) Photoelectric converter
JPS56150739A (en) Exposure setter