JPS6218001B2 - - Google Patents

Info

Publication number
JPS6218001B2
JPS6218001B2 JP14794080A JP14794080A JPS6218001B2 JP S6218001 B2 JPS6218001 B2 JP S6218001B2 JP 14794080 A JP14794080 A JP 14794080A JP 14794080 A JP14794080 A JP 14794080A JP S6218001 B2 JPS6218001 B2 JP S6218001B2
Authority
JP
Japan
Prior art keywords
laser beam
top surface
furnace
light
measured
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.)
Expired
Application number
JP14794080A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5770401A (en
Inventor
Yasutomo Fujimori
Masayasu Matsuda
Takashi Nanto
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.)
Toshiba Corp
Nippon Steel Corp
Original Assignee
Toshiba Corp
Nippon Steel Corp
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 Toshiba Corp, Nippon Steel Corp filed Critical Toshiba Corp
Priority to JP14794080A priority Critical patent/JPS5770401A/ja
Publication of JPS5770401A publication Critical patent/JPS5770401A/ja
Publication of JPS6218001B2 publication Critical patent/JPS6218001B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/24—Measuring arrangements characterised by the use of optical techniques for measuring contours or curvatures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Measurement Of Optical Distance (AREA)
  • Blast Furnaces (AREA)
JP14794080A 1980-10-22 1980-10-22 Read-only memory tester Granted JPS5770401A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14794080A JPS5770401A (en) 1980-10-22 1980-10-22 Read-only memory tester

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14794080A JPS5770401A (en) 1980-10-22 1980-10-22 Read-only memory tester

Publications (2)

Publication Number Publication Date
JPS5770401A JPS5770401A (en) 1982-04-30
JPS6218001B2 true JPS6218001B2 (en, 2012) 1987-04-21

Family

ID=15441494

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14794080A Granted JPS5770401A (en) 1980-10-22 1980-10-22 Read-only memory tester

Country Status (1)

Country Link
JP (1) JPS5770401A (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0294702U (en, 2012) * 1989-01-11 1990-07-27

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0640003B2 (ja) * 1985-03-15 1994-05-25 株式会社東芝 試料面位置測定方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0294702U (en, 2012) * 1989-01-11 1990-07-27

Also Published As

Publication number Publication date
JPS5770401A (en) 1982-04-30

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