JPS6227603A - 変位の光学的測定装置 - Google Patents

変位の光学的測定装置

Info

Publication number
JPS6227603A
JPS6227603A JP60167287A JP16728785A JPS6227603A JP S6227603 A JPS6227603 A JP S6227603A JP 60167287 A JP60167287 A JP 60167287A JP 16728785 A JP16728785 A JP 16728785A JP S6227603 A JPS6227603 A JP S6227603A
Authority
JP
Japan
Prior art keywords
light
measured
optical fiber
polarization
electro
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
JP60167287A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0376845B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Toshio Akatsu
赤津　利雄
Sadao Mori
貞雄 森
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP60167287A priority Critical patent/JPS6227603A/ja
Publication of JPS6227603A publication Critical patent/JPS6227603A/ja
Publication of JPH0376845B2 publication Critical patent/JPH0376845B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP60167287A 1985-07-29 1985-07-29 変位の光学的測定装置 Granted JPS6227603A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60167287A JPS6227603A (ja) 1985-07-29 1985-07-29 変位の光学的測定装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60167287A JPS6227603A (ja) 1985-07-29 1985-07-29 変位の光学的測定装置

Publications (2)

Publication Number Publication Date
JPS6227603A true JPS6227603A (ja) 1987-02-05
JPH0376845B2 JPH0376845B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-12-06

Family

ID=15846955

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60167287A Granted JPS6227603A (ja) 1985-07-29 1985-07-29 変位の光学的測定装置

Country Status (1)

Country Link
JP (1) JPS6227603A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02171712A (ja) * 1988-12-26 1990-07-03 Hamamatsu Photonics Kk 走査型光学顕微鏡
US5428274A (en) * 1991-11-22 1995-06-27 Toyota Jidosha Kabushiki Kaisha Drive control apparatus of series hybrid vehicle
US5675415A (en) * 1994-07-12 1997-10-07 Hitachi, Ltd. Physical quantity measurement apparatus and instrument therefor
JP2010096767A (ja) * 2009-12-28 2010-04-30 Hitachi Ltd 変位計測方法とその装置
US8659761B2 (en) 2005-03-28 2014-02-25 Hitachi, Ltd. Method and apparatus for measuring displacement of a sample using a wire grid polarizer to generate interference light

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5972005A (ja) * 1982-10-18 1984-04-23 Nec Corp 光干渉型光フアイバセンサ
JPS59116007A (ja) * 1982-12-20 1984-07-04 インタ−ナシヨナル　ビジネス　マシ−ンズ　コ−ポレ−シヨン 表面の測定方法
JPS60100002A (ja) * 1983-11-04 1985-06-03 Hitachi Cable Ltd 偏波面保存光フアイバを用いた光干渉計

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5972005A (ja) * 1982-10-18 1984-04-23 Nec Corp 光干渉型光フアイバセンサ
JPS59116007A (ja) * 1982-12-20 1984-07-04 インタ−ナシヨナル　ビジネス　マシ−ンズ　コ−ポレ−シヨン 表面の測定方法
JPS60100002A (ja) * 1983-11-04 1985-06-03 Hitachi Cable Ltd 偏波面保存光フアイバを用いた光干渉計

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02171712A (ja) * 1988-12-26 1990-07-03 Hamamatsu Photonics Kk 走査型光学顕微鏡
US5428274A (en) * 1991-11-22 1995-06-27 Toyota Jidosha Kabushiki Kaisha Drive control apparatus of series hybrid vehicle
US5675415A (en) * 1994-07-12 1997-10-07 Hitachi, Ltd. Physical quantity measurement apparatus and instrument therefor
US8659761B2 (en) 2005-03-28 2014-02-25 Hitachi, Ltd. Method and apparatus for measuring displacement of a sample using a wire grid polarizer to generate interference light
JP2010096767A (ja) * 2009-12-28 2010-04-30 Hitachi Ltd 変位計測方法とその装置

Also Published As

Publication number Publication date
JPH0376845B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-12-06

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