JPS5436966A - Thickness measuring device - Google Patents

Thickness measuring device

Info

Publication number
JPS5436966A
JPS5436966A JP10410277A JP10410277A JPS5436966A JP S5436966 A JPS5436966 A JP S5436966A JP 10410277 A JP10410277 A JP 10410277A JP 10410277 A JP10410277 A JP 10410277A JP S5436966 A JPS5436966 A JP S5436966A
Authority
JP
Japan
Prior art keywords
measuring device
thickness measuring
ease
laser light
diffusion plate
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
JP10410277A
Other languages
Japanese (ja)
Inventor
Takashi Nakakado
Masayoshi Urushiya
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric Co 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP10410277A priority Critical patent/JPS5436966A/en
Publication of JPS5436966A publication Critical patent/JPS5436966A/en
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)

Abstract

PURPOSE: To perform highly-accurate measurement with ease by radiating laser light to the measuring object through a rotary diffusion plate and electrically detecting the resultant interference fringes.
COPYRIGHT: (C)1979,JPO&Japio
JP10410277A 1977-08-29 1977-08-29 Thickness measuring device Pending JPS5436966A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10410277A JPS5436966A (en) 1977-08-29 1977-08-29 Thickness measuring device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10410277A JPS5436966A (en) 1977-08-29 1977-08-29 Thickness measuring device

Publications (1)

Publication Number Publication Date
JPS5436966A true JPS5436966A (en) 1979-03-19

Family

ID=14371746

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10410277A Pending JPS5436966A (en) 1977-08-29 1977-08-29 Thickness measuring device

Country Status (1)

Country Link
JP (1) JPS5436966A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56102550A (en) * 1980-01-14 1981-08-17 Nippon Steel Corp Nonoriented silicon steel sheet with stabilized magnetic characteristic
US8840734B2 (en) 2012-02-14 2014-09-23 Nippon Steel & Sumitomo Metal Corporation Non-oriented electrical steel sheet

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56102550A (en) * 1980-01-14 1981-08-17 Nippon Steel Corp Nonoriented silicon steel sheet with stabilized magnetic characteristic
JPS608294B2 (en) * 1980-01-14 1985-03-01 新日本製鐵株式会社 Non-oriented silicon steel plate with stable magnetic properties
US8840734B2 (en) 2012-02-14 2014-09-23 Nippon Steel & Sumitomo Metal Corporation Non-oriented electrical steel sheet

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