JPH02107045U - - Google Patents

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Publication number
JPH02107045U
JPH02107045U JP1469289U JP1469289U JPH02107045U JP H02107045 U JPH02107045 U JP H02107045U JP 1469289 U JP1469289 U JP 1469289U JP 1469289 U JP1469289 U JP 1469289U JP H02107045 U JPH02107045 U JP H02107045U
Authority
JP
Japan
Prior art keywords
light
oil
photocurrent
photodetectors
measured
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
JP1469289U
Other languages
English (en)
Japanese (ja)
Other versions
JP2554236Y2 (ja
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 filed Critical
Priority to JP1989014692U priority Critical patent/JP2554236Y2/ja
Publication of JPH02107045U publication Critical patent/JPH02107045U/ja
Application granted granted Critical
Publication of JP2554236Y2 publication Critical patent/JP2554236Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Spectrometry And Color Measurement (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP1989014692U 1989-02-10 1989-02-10 作動油・潤滑油の色相測定装置 Expired - Lifetime JP2554236Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989014692U JP2554236Y2 (ja) 1989-02-10 1989-02-10 作動油・潤滑油の色相測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989014692U JP2554236Y2 (ja) 1989-02-10 1989-02-10 作動油・潤滑油の色相測定装置

Publications (2)

Publication Number Publication Date
JPH02107045U true JPH02107045U (enrdf_load_stackoverflow) 1990-08-24
JP2554236Y2 JP2554236Y2 (ja) 1997-11-17

Family

ID=31226120

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989014692U Expired - Lifetime JP2554236Y2 (ja) 1989-02-10 1989-02-10 作動油・潤滑油の色相測定装置

Country Status (1)

Country Link
JP (1) JP2554236Y2 (enrdf_load_stackoverflow)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5262488A (en) * 1975-11-19 1977-05-23 Hitachi Ltd Detector
JPS60111942A (ja) * 1983-11-22 1985-06-18 Matsushita Electric Ind Co Ltd 光学式オイルセンサ
JPS6235046A (ja) * 1985-08-08 1987-02-16 Mitsubishi Electric Corp スタ−リング機関の熱交換器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5262488A (en) * 1975-11-19 1977-05-23 Hitachi Ltd Detector
JPS60111942A (ja) * 1983-11-22 1985-06-18 Matsushita Electric Ind Co Ltd 光学式オイルセンサ
JPS6235046A (ja) * 1985-08-08 1987-02-16 Mitsubishi Electric Corp スタ−リング機関の熱交換器

Also Published As

Publication number Publication date
JP2554236Y2 (ja) 1997-11-17

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