JPS52143052A - Method of measuring gap* thickness* and flatness by interference - Google Patents

Method of measuring gap* thickness* and flatness by interference

Info

Publication number
JPS52143052A
JPS52143052A JP5274677A JP5274677A JPS52143052A JP S52143052 A JPS52143052 A JP S52143052A JP 5274677 A JP5274677 A JP 5274677A JP 5274677 A JP5274677 A JP 5274677A JP S52143052 A JPS52143052 A JP S52143052A
Authority
JP
Japan
Prior art keywords
flatness
interference
thickness
measuring gap
gap
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.)
Granted
Application number
JP5274677A
Other languages
Japanese (ja)
Other versions
JPS6151241B2 (en
Inventor
Jiyaaritsushiyu Uorutaa
Makotsushiyu Giyuntaa
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of JPS52143052A publication Critical patent/JPS52143052A/en
Publication of JPS6151241B2 publication Critical patent/JPS6151241B2/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
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • 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
    • G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • G01B11/306—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces for measuring evenness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
  • Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
JP5274677A 1976-05-21 1977-05-10 Method of measuring gap* thickness* and flatness by interference Granted JPS52143052A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762622787 DE2622787C2 (en) 1976-05-21 1976-05-21 Method for interferometric distance, thickness or flatness measurement

Publications (2)

Publication Number Publication Date
JPS52143052A true JPS52143052A (en) 1977-11-29
JPS6151241B2 JPS6151241B2 (en) 1986-11-07

Family

ID=5978663

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5274677A Granted JPS52143052A (en) 1976-05-21 1977-05-10 Method of measuring gap* thickness* and flatness by interference

Country Status (3)

Country Link
JP (1) JPS52143052A (en)
DE (1) DE2622787C2 (en)
FR (1) FR2352279A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6121391A (en) * 1984-06-30 1986-01-30 日産車体株式会社 Vacuum liquid feeder

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2851750B1 (en) * 1978-11-30 1980-03-06 Ibm Deutschland Method and device for measuring the flatness of the roughness or the radius of curvature of a measuring surface
EP0066030B1 (en) * 1981-05-29 1986-08-27 Ibm Deutschland Gmbh Process and device for interferometric evenness measurement
US4560280A (en) * 1982-08-31 1985-12-24 Tokyo Shibaura Denki Kabushiki Kaisha Apparatus for optically measuring the distance between two grating-like structures and the size of periodic pattern elements forming one of the grating-like structures

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4953067A (en) * 1972-09-20 1974-05-23

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4953067A (en) * 1972-09-20 1974-05-23

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6121391A (en) * 1984-06-30 1986-01-30 日産車体株式会社 Vacuum liquid feeder
JPH0159191B2 (en) * 1984-06-30 1989-12-15 Nissan Shatai Co

Also Published As

Publication number Publication date
DE2622787B1 (en) 1977-09-22
FR2352279A1 (en) 1977-12-16
JPS6151241B2 (en) 1986-11-07
DE2622787C2 (en) 1978-05-18
FR2352279B1 (en) 1979-03-09

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