JPS51120242A - Fiber diameter measuring instrument - Google Patents

Fiber diameter measuring instrument

Info

Publication number
JPS51120242A
JPS51120242A JP4434075A JP4434075A JPS51120242A JP S51120242 A JPS51120242 A JP S51120242A JP 4434075 A JP4434075 A JP 4434075A JP 4434075 A JP4434075 A JP 4434075A JP S51120242 A JPS51120242 A JP S51120242A
Authority
JP
Japan
Prior art keywords
measuring instrument
fiber diameter
diameter measuring
fiber
instrument
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
JP4434075A
Other languages
Japanese (ja)
Inventor
Yasuo Suganuma
Seiichi Onoda
Katsuki Tanaka
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 JP4434075A priority Critical patent/JPS51120242A/en
Publication of JPS51120242A publication Critical patent/JPS51120242A/en
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)

Abstract

PURPOSE: This instrument is designed simply and at a low cost and to measure the diameter of an optical fiber continuously without affecting the line structure of the fiber.
COPYRIGHT: (C)1976,JPO&Japio
JP4434075A 1975-04-14 1975-04-14 Fiber diameter measuring instrument Pending JPS51120242A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4434075A JPS51120242A (en) 1975-04-14 1975-04-14 Fiber diameter measuring instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4434075A JPS51120242A (en) 1975-04-14 1975-04-14 Fiber diameter measuring instrument

Publications (1)

Publication Number Publication Date
JPS51120242A true JPS51120242A (en) 1976-10-21

Family

ID=12688771

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4434075A Pending JPS51120242A (en) 1975-04-14 1975-04-14 Fiber diameter measuring instrument

Country Status (1)

Country Link
JP (1) JPS51120242A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5394640U (en) * 1976-12-29 1978-08-02
JPH01176908A (en) * 1987-12-31 1989-07-13 Fujikura Ltd Measuring instrument for transparent columnar body
WO2020162409A1 (en) * 2019-02-04 2020-08-13 日東電工株式会社 Plastic optical fiber core diameter measuring method and plastic optical fiber core diameter measuring device used therefor, and plastic optical fiber defect detecting method and plastic optical fiber defect detecting device used therefor
WO2020162410A1 (en) * 2019-02-04 2020-08-13 日東電工株式会社 Core diameter measuring method of plastic optical fiber and core diameter measuring device of plastic optical fiber used therefor
CN113518892A (en) * 2019-02-04 2021-10-19 日东电工株式会社 Method for measuring core diameter of plastic optical fiber, device for measuring core diameter of plastic optical fiber used for the method, method for detecting defect of plastic optical fiber, and device for detecting defect of plastic optical fiber used for the method

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5394640U (en) * 1976-12-29 1978-08-02
JPH01176908A (en) * 1987-12-31 1989-07-13 Fujikura Ltd Measuring instrument for transparent columnar body
WO2020162409A1 (en) * 2019-02-04 2020-08-13 日東電工株式会社 Plastic optical fiber core diameter measuring method and plastic optical fiber core diameter measuring device used therefor, and plastic optical fiber defect detecting method and plastic optical fiber defect detecting device used therefor
WO2020162410A1 (en) * 2019-02-04 2020-08-13 日東電工株式会社 Core diameter measuring method of plastic optical fiber and core diameter measuring device of plastic optical fiber used therefor
JP2020125961A (en) * 2019-02-04 2020-08-20 日東電工株式会社 Method for measuring core diameter of plastic optical fiber and device for measuring core diameter of plastic optical fiber used therefor
CN113518892A (en) * 2019-02-04 2021-10-19 日东电工株式会社 Method for measuring core diameter of plastic optical fiber, device for measuring core diameter of plastic optical fiber used for the method, method for detecting defect of plastic optical fiber, and device for detecting defect of plastic optical fiber used for the method
CN113518892B (en) * 2019-02-04 2023-09-12 日东电工株式会社 Method and device for measuring core diameter of plastic optical fiber, and method and device for detecting defects

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