JPS6474426A - Light quantity detecting device - Google Patents

Light quantity detecting device

Info

Publication number
JPS6474426A
JPS6474426A JP23132087A JP23132087A JPS6474426A JP S6474426 A JPS6474426 A JP S6474426A JP 23132087 A JP23132087 A JP 23132087A JP 23132087 A JP23132087 A JP 23132087A JP S6474426 A JPS6474426 A JP S6474426A
Authority
JP
Japan
Prior art keywords
output
gain
signal
inputted
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.)
Pending
Application number
JP23132087A
Other languages
English (en)
Inventor
Keiichi Kuriyama
Takashi Deguchi
Kazumi Kamiyama
Masaaki Mochizuki
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 JP23132087A priority Critical patent/JPS6474426A/ja
Publication of JPS6474426A publication Critical patent/JPS6474426A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
JP23132087A 1987-09-16 1987-09-16 Light quantity detecting device Pending JPS6474426A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP23132087A JPS6474426A (en) 1987-09-16 1987-09-16 Light quantity detecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23132087A JPS6474426A (en) 1987-09-16 1987-09-16 Light quantity detecting device

Publications (1)

Publication Number Publication Date
JPS6474426A true JPS6474426A (en) 1989-03-20

Family

ID=16921785

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23132087A Pending JPS6474426A (en) 1987-09-16 1987-09-16 Light quantity detecting device

Country Status (1)

Country Link
JP (1) JPS6474426A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09136175A (ja) * 1995-11-10 1997-05-27 Nissan Motor Co Ltd レーザ溶接におけるワークの溶融状態判定方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09136175A (ja) * 1995-11-10 1997-05-27 Nissan Motor Co Ltd レーザ溶接におけるワークの溶融状態判定方法

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