JPS6267212U - - Google Patents

Info

Publication number
JPS6267212U
JPS6267212U JP15961985U JP15961985U JPS6267212U JP S6267212 U JPS6267212 U JP S6267212U JP 15961985 U JP15961985 U JP 15961985U JP 15961985 U JP15961985 U JP 15961985U JP S6267212 U JPS6267212 U JP S6267212U
Authority
JP
Japan
Prior art keywords
slit
tunnel
light
tunnel cross
lens system
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
JP15961985U
Other languages
English (en)
Japanese (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 JP15961985U priority Critical patent/JPS6267212U/ja
Publication of JPS6267212U publication Critical patent/JPS6267212U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
JP15961985U 1985-10-17 1985-10-17 Pending JPS6267212U (cs)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15961985U JPS6267212U (cs) 1985-10-17 1985-10-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15961985U JPS6267212U (cs) 1985-10-17 1985-10-17

Publications (1)

Publication Number Publication Date
JPS6267212U true JPS6267212U (cs) 1987-04-27

Family

ID=31084220

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15961985U Pending JPS6267212U (cs) 1985-10-17 1985-10-17

Country Status (1)

Country Link
JP (1) JPS6267212U (cs)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02179404A (ja) * 1988-12-30 1990-07-12 Okumura Corp 内空断面計測方法
JPH02193006A (ja) * 1989-01-20 1990-07-30 Okumura Corp 内空断面計測方法
JPH0493604A (ja) * 1990-08-03 1992-03-26 Sumitomo Metal Ind Ltd 内面異形管の内面形状検出方法
JP2011069747A (ja) * 2009-09-26 2011-04-07 Sohatsu System Kenkyusho:Kk トンネルデータ処理システムおよびトンネルデータ処理方法
JP2014149164A (ja) * 2013-01-31 2014-08-21 Olympus Corp 内面形状測定装置
JP2018109562A (ja) * 2017-01-04 2018-07-12 大成建設株式会社 孔径測定装置および孔径測定方法

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02179404A (ja) * 1988-12-30 1990-07-12 Okumura Corp 内空断面計測方法
JPH02193006A (ja) * 1989-01-20 1990-07-30 Okumura Corp 内空断面計測方法
JPH0493604A (ja) * 1990-08-03 1992-03-26 Sumitomo Metal Ind Ltd 内面異形管の内面形状検出方法
JP2011069747A (ja) * 2009-09-26 2011-04-07 Sohatsu System Kenkyusho:Kk トンネルデータ処理システムおよびトンネルデータ処理方法
JP2014149164A (ja) * 2013-01-31 2014-08-21 Olympus Corp 内面形状測定装置
JP2018109562A (ja) * 2017-01-04 2018-07-12 大成建設株式会社 孔径測定装置および孔径測定方法

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