JPH0472181B2 - - Google Patents

Info

Publication number
JPH0472181B2
JPH0472181B2 JP57149604A JP14960482A JPH0472181B2 JP H0472181 B2 JPH0472181 B2 JP H0472181B2 JP 57149604 A JP57149604 A JP 57149604A JP 14960482 A JP14960482 A JP 14960482A JP H0472181 B2 JPH0472181 B2 JP H0472181B2
Authority
JP
Japan
Prior art keywords
output
average value
light
photoelectric converter
light 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 - Lifetime
Application number
JP57149604A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5937466A (ja
Inventor
Yoshiaki Ida
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP57149604A priority Critical patent/JPS5937466A/ja
Publication of JPS5937466A publication Critical patent/JPS5937466A/ja
Publication of JPH0472181B2 publication Critical patent/JPH0472181B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/24—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices
    • G01R15/241—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using light-modulating devices using electro-optical modulators, e.g. electro-absorption

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
JP57149604A 1982-08-26 1982-08-26 光学的測定装置 Granted JPS5937466A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57149604A JPS5937466A (ja) 1982-08-26 1982-08-26 光学的測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57149604A JPS5937466A (ja) 1982-08-26 1982-08-26 光学的測定装置

Publications (2)

Publication Number Publication Date
JPS5937466A JPS5937466A (ja) 1984-02-29
JPH0472181B2 true JPH0472181B2 (enrdf_load_stackoverflow) 1992-11-17

Family

ID=15478832

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57149604A Granted JPS5937466A (ja) 1982-08-26 1982-08-26 光学的測定装置

Country Status (1)

Country Link
JP (1) JPS5937466A (enrdf_load_stackoverflow)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5434624U (enrdf_load_stackoverflow) * 1977-08-12 1979-03-07
JPS557604A (en) * 1978-06-20 1980-01-19 Komatsu Ltd Detector for displacement
JPS5781776A (en) * 1980-11-10 1982-05-21 Mitsubishi Electric Corp Facsimile equipment
JPH0239151B2 (ja) * 1980-11-11 1990-09-04 Ricoh Kk Gazojohokiokusochi

Also Published As

Publication number Publication date
JPS5937466A (ja) 1984-02-29

Similar Documents

Publication Publication Date Title
US4295475A (en) Probe and system for detecting probe dislodgement
JPH07175984A (ja) 光電式感知器及び火災感知システム
JPS61133826A (ja) 光計測装置
CN113406914A (zh) 水质检测仪的在线自检测控制系统
JPS6241329B2 (enrdf_load_stackoverflow)
JPH0472181B2 (enrdf_load_stackoverflow)
EP0458429B1 (en) Optical measurement device
JPS63184040A (ja) 液体の汚濁検出装置
JPS645644B2 (enrdf_load_stackoverflow)
US4078179A (en) Movable instrument with light emitting position indicator
JPS60236073A (ja) 送電線用フオ−ルトロケ−タ
JPH04357961A (ja) 漏血検出器
JPH059919B2 (enrdf_load_stackoverflow)
EP0093890B1 (en) Apparatus for detecting the irregularities on the surface of a linear material
EP0284214A1 (en) Electric current measurement
JPS5937467A (ja) 光学的測定装置
JPH0125017B2 (enrdf_load_stackoverflow)
JPH10339697A (ja) 比色分析装置のランプ切れ検出装置
JPH04188083A (ja) 光センサの異常検出装置
SU1467675A1 (ru) Электрическа машина с устройством диагностировани повреждений обмотки возбуждени
SU773432A1 (ru) Устройство дл измерени параметров на вращающемс объекте
KR0139395Y1 (ko) 배터리 불량 감지회로
KR940004872B1 (ko) 광 응용 측정장치
SU1430764A1 (ru) Устройство дл измерени коэффициента пульсации освещенности
JPH04168395A (ja) 放射線モニタ装置