JPS576325A - Measuring device for intensity of illumination - Google Patents

Measuring device for intensity of illumination

Info

Publication number
JPS576325A
JPS576325A JP7977680A JP7977680A JPS576325A JP S576325 A JPS576325 A JP S576325A JP 7977680 A JP7977680 A JP 7977680A JP 7977680 A JP7977680 A JP 7977680A JP S576325 A JPS576325 A JP S576325A
Authority
JP
Japan
Prior art keywords
illumination
intensity
detection circuit
maximum value
photodetector
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
JP7977680A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6112209B2 (enrdf_load_stackoverflow
Inventor
Masayoshi Sakamoto
Yoshinori Tanabe
Junichi Hatayama
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 JP7977680A priority Critical patent/JPS576325A/ja
Publication of JPS576325A publication Critical patent/JPS576325A/ja
Publication of JPS6112209B2 publication Critical patent/JPS6112209B2/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)
JP7977680A 1980-06-12 1980-06-12 Measuring device for intensity of illumination Granted JPS576325A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7977680A JPS576325A (en) 1980-06-12 1980-06-12 Measuring device for intensity of illumination

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7977680A JPS576325A (en) 1980-06-12 1980-06-12 Measuring device for intensity of illumination

Publications (2)

Publication Number Publication Date
JPS576325A true JPS576325A (en) 1982-01-13
JPS6112209B2 JPS6112209B2 (enrdf_load_stackoverflow) 1986-04-07

Family

ID=13699599

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7977680A Granted JPS576325A (en) 1980-06-12 1980-06-12 Measuring device for intensity of illumination

Country Status (1)

Country Link
JP (1) JPS576325A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104390698A (zh) * 2014-11-20 2015-03-04 厦门元谷信息科技有限公司 前置式现场动态测试道路照度的测量装置
JP2017026411A (ja) * 2015-07-21 2017-02-02 株式会社トプコン 照度測定システム
JP2017219505A (ja) * 2016-06-10 2017-12-14 東芝ライテック株式会社 測光システム
JP2018084508A (ja) * 2016-11-24 2018-05-31 東芝ライテック株式会社 照明環境計測システムおよび照明システム

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104390698A (zh) * 2014-11-20 2015-03-04 厦门元谷信息科技有限公司 前置式现场动态测试道路照度的测量装置
JP2017026411A (ja) * 2015-07-21 2017-02-02 株式会社トプコン 照度測定システム
JP2017219505A (ja) * 2016-06-10 2017-12-14 東芝ライテック株式会社 測光システム
JP2018084508A (ja) * 2016-11-24 2018-05-31 東芝ライテック株式会社 照明環境計測システムおよび照明システム

Also Published As

Publication number Publication date
JPS6112209B2 (enrdf_load_stackoverflow) 1986-04-07

Similar Documents

Publication Publication Date Title
DE3787337D1 (de) Verfahren und Einrichtung zur kontinuierlichen Messung der Konzentration eines Gasbestandteiles.
AU565807B2 (en) Scale position measurement system
SE7400508L (enrdf_load_stackoverflow)
ATE45053T1 (de) Fernmesseinrichtung.
JPS576325A (en) Measuring device for intensity of illumination
JPS5478191A (en) Detecting method of defect of rice grains
JPS5565131A (en) Inspection unit of luminous intensity distribution pattern for light fixture for vehicle
FR2380602A1 (fr) Verificateur optique de pieces de monnaie
JPS533880A (en) Sensitivity checking method for scattered light type smoke detector
JPS53105992A (en) Stabilizing circuit for lumious element output
JPS5396881A (en) Pantagraph lose contact measuring apparatus
JPS6418117A (en) Range finder for camera
JPS53149088A (en) Optical absorption measuring system
JPS56151312A (en) Alarm indication in process measuring device
JPS56103328A (en) Illuminance measuring device by photodetector division system
JPS5621938A (en) Alarm aparatus for automobile
JPS5629116A (en) Measurement unit for moving distance
JPS5726757A (en) Detecting method for rotating position of rotary body
JPS5550582A (en) Device for measuring electrolyte leakage of battery
JPS52144247A (en) Minimum/maximum level detection circuit
JPS5717863A (en) Real car speed detector
JPS5377659A (en) Distance detector
JPS5654309A (en) Device for measurement of pattern area from printed board for offset print
JPS5774240A (en) Device for confirming lighting of vehicle light
JPS56155137A (en) Measuring device for quantity of movement in width direction of moving metallic beltlike body