JPS57131007A - Film thickness gauge - Google Patents

Film thickness gauge

Info

Publication number
JPS57131007A
JPS57131007A JP1714781A JP1714781A JPS57131007A JP S57131007 A JPS57131007 A JP S57131007A JP 1714781 A JP1714781 A JP 1714781A JP 1714781 A JP1714781 A JP 1714781A JP S57131007 A JPS57131007 A JP S57131007A
Authority
JP
Japan
Prior art keywords
film
fibers
passing
optical fibers
film thickness
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
JP1714781A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0370764B2 (cs
Inventor
Masahito Koike
Kunihiko Okubo
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.)
Shimadzu Corp
Shimazu Seisakusho KK
Original Assignee
Shimadzu Corp
Shimazu Seisakusho KK
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 Shimadzu Corp, Shimazu Seisakusho KK filed Critical Shimadzu Corp
Priority to JP1714781A priority Critical patent/JPS57131007A/ja
Publication of JPS57131007A publication Critical patent/JPS57131007A/ja
Publication of JPH0370764B2 publication Critical patent/JPH0370764B2/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
    • G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
    • G01B11/0691—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of objects while moving

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP1714781A 1981-02-06 1981-02-06 Film thickness gauge Granted JPS57131007A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1714781A JPS57131007A (en) 1981-02-06 1981-02-06 Film thickness gauge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1714781A JPS57131007A (en) 1981-02-06 1981-02-06 Film thickness gauge

Publications (2)

Publication Number Publication Date
JPS57131007A true JPS57131007A (en) 1982-08-13
JPH0370764B2 JPH0370764B2 (cs) 1991-11-08

Family

ID=11935875

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1714781A Granted JPS57131007A (en) 1981-02-06 1981-02-06 Film thickness gauge

Country Status (1)

Country Link
JP (1) JPS57131007A (cs)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS622104A (ja) * 1985-06-28 1987-01-08 Oak Seisakusho:Kk 膜厚測定装置
US4669873A (en) * 1984-02-24 1987-06-02 Leybold-Heraeus Gmbh Spectrophotometer
KR100409090B1 (ko) * 2000-11-27 2003-12-11 케이맥(주) 미세패턴 박막두께 측정장치.
JP2006030070A (ja) * 2004-07-20 2006-02-02 Opto One Kk 膜厚検査装置
JP2006058056A (ja) * 2004-08-18 2006-03-02 Opto One Kk 分光膜厚測定装置

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4669873A (en) * 1984-02-24 1987-06-02 Leybold-Heraeus Gmbh Spectrophotometer
JPS622104A (ja) * 1985-06-28 1987-01-08 Oak Seisakusho:Kk 膜厚測定装置
KR100409090B1 (ko) * 2000-11-27 2003-12-11 케이맥(주) 미세패턴 박막두께 측정장치.
JP2006030070A (ja) * 2004-07-20 2006-02-02 Opto One Kk 膜厚検査装置
JP2006058056A (ja) * 2004-08-18 2006-03-02 Opto One Kk 分光膜厚測定装置

Also Published As

Publication number Publication date
JPH0370764B2 (cs) 1991-11-08

Similar Documents

Publication Publication Date Title
JPS54103055A (en) Spectrometer
US2330877A (en) Light measuring device
CN106153190A (zh) 用于获得光谱的分光模块及双模复用光学装置
JPS57131007A (en) Film thickness gauge
GB2010474A (en) Gem colour meter
EP0815476A1 (de) Optisches system mit grossen messbereichen
JPS56119822A (en) Multichannel spectral radiometer
CA2026350A1 (en) Exposure control process and photographic color copying apparatus
JPS56137247A (en) Multipoint simultaneous measuring instrument
JPS5640804A (en) Optical branching filter
JPS5769220A (en) Spectral analyzer
SU1073740A1 (ru) Спектральный прибор
JPS56137231A (en) Spectral measurement device
CN215986755U (zh) 彩虹发生器
JPS57211504A (en) Observation member for talbot interferometer
SU787909A1 (ru) Бесщелевой спектрограф
JPS5631270A (en) Transmission original illuminating unit
JPS557634A (en) Colorimetric unit
JPS5311084A (en) Light emitting spectrochemical analysis apparatus
JPS57175225A (en) Measuring apparatus of spectral distribution
JPS5435759A (en) Measuring method of numerical aperture of optical fibers
JPS5536767A (en) Photometry device
JPS57161529A (en) Evaluating device for single mode optical fiber
JPS52134345A (en) Micro fische research unit
JPS55119036A (en) Method of measuring lens array