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
Links
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15961985U JPS6267212U (enrdf_load_stackoverflow) | 1985-10-17 | 1985-10-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15961985U JPS6267212U (enrdf_load_stackoverflow) | 1985-10-17 | 1985-10-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6267212U true JPS6267212U (enrdf_load_stackoverflow) | 1987-04-27 |
Family
ID=31084220
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15961985U Pending JPS6267212U (enrdf_load_stackoverflow) | 1985-10-17 | 1985-10-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6267212U (enrdf_load_stackoverflow) |
Cited By (6)
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 |
-
1985
- 1985-10-17 JP JP15961985U patent/JPS6267212U/ja active Pending
Cited By (6)
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 |