JPH02141811U - - Google Patents

Info

Publication number
JPH02141811U
JPH02141811U JP5153889U JP5153889U JPH02141811U JP H02141811 U JPH02141811 U JP H02141811U JP 5153889 U JP5153889 U JP 5153889U JP 5153889 U JP5153889 U JP 5153889U JP H02141811 U JPH02141811 U JP H02141811U
Authority
JP
Japan
Prior art keywords
optical
light
pair
optical system
mark
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
JP5153889U
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 JP5153889U priority Critical patent/JPH02141811U/ja
Publication of JPH02141811U publication Critical patent/JPH02141811U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
JP5153889U 1989-04-28 1989-04-28 Pending JPH02141811U (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5153889U JPH02141811U (en]) 1989-04-28 1989-04-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5153889U JPH02141811U (en]) 1989-04-28 1989-04-28

Publications (1)

Publication Number Publication Date
JPH02141811U true JPH02141811U (en]) 1990-11-29

Family

ID=31571065

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5153889U Pending JPH02141811U (en]) 1989-04-28 1989-04-28

Country Status (1)

Country Link
JP (1) JPH02141811U (en])

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5390981A (en) * 1977-01-20 1978-08-10 Yokohama Rubber Co Ltd Tension testing apparatus
JPS56107107A (en) * 1980-01-31 1981-08-25 Toshiba Corp Measuring device for elongation and difference in elongation of steam turbine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5390981A (en) * 1977-01-20 1978-08-10 Yokohama Rubber Co Ltd Tension testing apparatus
JPS56107107A (en) * 1980-01-31 1981-08-25 Toshiba Corp Measuring device for elongation and difference in elongation of steam turbine

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