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3D-shape measurement method of a small object vibrating vertically

Research Project

Project/Area Number 18560247
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Intelligent mechanics/Mechanical systems
Research InstitutionKanazawa University

Principal Investigator

ADACHI Masaaki  Kanazawa University, 機械工学系, 教授 (50212519)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,960,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥360,000)
Fiscal Year 2008: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2007: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2006: ¥2,400,000 (Direct Cost: ¥2,400,000)
Keywords白色干渉 / 高精度計測 / 光路差 / リアルタイム計測 / 段差 / FPGA / 振動 / 3次元形状 / レーザ / 光路差測定 / リアルタイム測定 / 干渉顕微鏡 / モジュレーション / 3次元形状測定 / 粗面 / 半導体レーザ / 微細構造物 / 半導体レーザー
Research Abstract

垂直走査型の白色干渉形状測定法では装置と測定対象を一定間隔に保ち, 測定ヘッドを数十nmステップで近づけながら, 毎回干渉像を記録する必要があり, 振動環境下では使用不可能だった. 開発した手法では垂直走査型白色干渉顕微鏡内にレ-ザ光を持ち込み, 白色光と同軸で被測定面に照射し, レ-ザ干渉像を高速ラインカメラで取り込む. この干渉像をFPGAで高速処理し光路差変化をnm精度で抽出して, 撮影が必要となる光路差のタイミングで白色光をフラッシュさせることで, 振動環境下でも段差を持つ微細構造物の3次元形状を高精度に測定できるようになった.

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (14 results)

All 2009 2008 2007 2006 Other

All Journal Article (7 results) (of which Peer Reviewed: 6 results) Presentation (6 results) Remarks (1 results)

  • [Journal Article] 走査型干渉顕微鏡に内蔵可能な光路差変化量のリアルタイム測定法2008

    • Author(s)
      安達正明, 藤本健太, 平野勇輝
    • Journal Title

      精密工学会誌 74巻

      Pages: 1215-219

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Phase-shift algorithm for white-light interferometry insensitive to linear errors in phase shift2008

    • Author(s)
      M. Adachi
    • Journal Title

      Optical Review Vol.15

      Pages: 148-155

    • NAID

      10021107040

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Phase-Shift Algori thm for White-Light Interferometry Insensitive to Linear Errors in Phase Shift2008

    • Author(s)
      Masaaki Adachi
    • Journal Title

      Optical Review 15

      Pages: 148-155

    • NAID

      10021107040

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 走査型干渉顕微鏡に内蔵可能な光路差変化量のリアルタイム測定法2008

    • Author(s)
      安達正明, 藤本健太, 平野勇輝
    • Journal Title

      精密工学会誌 74

      Pages: 1215-1219

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Simultaneous measurement of nanometric longitudinal displacement and micrometric lateral displacement by using one line CCD camera2006

    • Author(s)
      M. Adachi, Y. Nishide
    • Journal Title

      Proceeding of SPIE vol.6374

      Pages: 1-9

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Simul taneous measurement of nanometric longitudinal displacement and micrometric lateral displacement by using one line CCD camera2006

    • Author(s)
      M.Adachi, Y.Nishide
    • Journal Title

      Proceeding of SPIE(Optomechatronic Actuators, Manipulation, and Systems Control) 6374

      Pages: 637408-1

    • Related Report
      2006 Annual Research Report
  • [Journal Article] Phase-Shift Algorithm for White-Light Interferometry Insensitive to Lin-ear Errors in Phase Shift

    • Author(s)
      Masaaki Adachi
    • Journal Title

      OPTICAL REVIEW (掲載確定)

    • NAID

      10021107040

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] 干渉顕微鏡観察下の粗面の垂直変位測定2009

    • Author(s)
      安達正明, 河村昌範, 岩尾雄太
    • Organizer
      精密工学会2009 年度春期大会学術講演会
    • Place of Presentation
      東京
    • Year and Date
      2009-03-12
    • Related Report
      2008 Final Research Report
  • [Presentation] 微細段差形状の高速高精度光応用3次元形状測定法2009

    • Author(s)
      安達正明
    • Organizer
      精密工学会2009年度春期大会学術講演会
    • Place of Presentation
      東京
    • Year and Date
      2009-03-12
    • Related Report
      2008 Final Research Report
  • [Presentation] 微細段差形状の高速高精度光応用3次元形状測定法2009

    • Author(s)
      安達正明
    • Organizer
      精密工学会春季大会
    • Place of Presentation
      中央大学
    • Year and Date
      2009-03-12
    • Related Report
      2008 Annual Research Report
  • [Presentation] 振動環境で利用できる走査型光干渉応用形状計測技術2008

    • Author(s)
      安達正明, 平野勇輝, 河村昌範, 岩尾雄太
    • Organizer
      精密工学会2008年度秋期大会学術講演会
    • Place of Presentation
      仙台
    • Year and Date
      2008-09-18
    • Related Report
      2008 Final Research Report
  • [Presentation] 顕微鏡内蔵型レ-ザ変位計の開発2007

    • Author(s)
      安達正明, 平野勇輝, 藤本健太, 泉澤俊裕, 五十島一興
    • Organizer
      精密工学会2007年度秋期大会学術講演会
    • Place of Presentation
      旭川
    • Year and Date
      2007-10-13
    • Related Report
      2008 Final Research Report
  • [Presentation] 顕微鏡内蔵型レーザ変位計の開発2007

    • Author(s)
      安達 正明, 平野 勇輝, 藤本 健太, 泉澤 俊裕, 五十島 一興
    • Organizer
      精密工学会
    • Place of Presentation
      旭川市
    • Year and Date
      2007-09-13
    • Related Report
      2007 Annual Research Report
  • [Remarks]

    • URL

      http://www.ms.t.kanazawa-u.ac.jp/~physics/index.html

    • Related Report
      2008 Final Research Report

URL: 

Published: 2006-04-01   Modified: 2016-04-21  

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