JP6086274B2 - 寸法測定装置 - Google Patents
寸法測定装置 Download PDFInfo
- Publication number
- JP6086274B2 JP6086274B2 JP2011124132A JP2011124132A JP6086274B2 JP 6086274 B2 JP6086274 B2 JP 6086274B2 JP 2011124132 A JP2011124132 A JP 2011124132A JP 2011124132 A JP2011124132 A JP 2011124132A JP 6086274 B2 JP6086274 B2 JP 6086274B2
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- Japan
- Prior art keywords
- convex pattern
- concavo
- microscope
- light
- pattern
- 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.)
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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
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/956—Inspecting patterns on the surface of objects
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B21/00—Microscopes
- G02B21/06—Means for illuminating specimens
- G02B21/08—Condensers
- G02B21/082—Condensers for incident illumination only
- G02B21/084—Condensers for incident illumination only having annular illumination around the objective
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B2210/00—Aspects not specifically covered by any group under G01B, e.g. of wheel alignment, caliper-like sensors
- G01B2210/56—Measuring geometric parameters of semiconductor structures, e.g. profile, critical dimensions or trench depth
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Length Measuring Devices By Optical Means (AREA)
Description
先ず、ステップS1においては、XYステージ6を移動して顕微鏡1を基板5上の被測定位置に位置付ける。
2…撮像カメラ
3…計測用照明光学系(照明光学系)
4…制御手段
5…基板
7…対物レンズ
16…入力手段
17…表示部
17a…画面
18…凹凸パターン
18c…線画像
20…サーチライン
AR…測定範囲(範囲)
Claims (3)
- 基板上に形成された凹凸パターンを拡大観察する顕微鏡と、
前記顕微鏡を通して観察される前記凹凸パターンを撮像する撮像カメラと、
前記顕微鏡の対物レンズの視野外からその視野内に散乱光を照射する照明光学系と、
前記撮像カメラの画像を入力して表示部の画面上に表示し、入力手段により入力して前記画面上に指定された範囲内の前記凹凸パターンの線画像の輝度を予め定められたサーチラインに沿って往復サーチし、各サーチにおいて夫々最初に検出される暗から明へ輝度変化した点の往復2点間の距離、又は明から暗へ輝度変化した点の往復2点間の距離から前記範囲内の前記凹凸パターンの上部及び下部のいずれか一方、又は両方の寸法を測定する制御手段と、
を備えたことを特徴とする寸法測定装置。 - 前記入力手段により指定された範囲は、四角形であり、該四角形の一辺に平行方向に往復サーチすると共に該往復サーチを前記辺と交差する方向に等間隔で複数回実施することを特徴とする請求項1記載の寸法測定装置。
- 前記凹凸パターンは、前記基板の透過率又は反射率と略同等の透過率又は反射率を有する薄膜パターンであることを特徴とする請求項1又は2記載の寸法測定装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011124132A JP6086274B2 (ja) | 2011-06-02 | 2011-06-02 | 寸法測定装置 |
PCT/JP2012/064078 WO2012165549A1 (ja) | 2011-06-02 | 2012-05-31 | 寸法測定装置 |
KR1020137027327A KR102019978B1 (ko) | 2011-06-02 | 2012-05-31 | 치수 측정 장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011124132A JP6086274B2 (ja) | 2011-06-02 | 2011-06-02 | 寸法測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012251853A JP2012251853A (ja) | 2012-12-20 |
JP6086274B2 true JP6086274B2 (ja) | 2017-03-01 |
Family
ID=47259401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011124132A Active JP6086274B2 (ja) | 2011-06-02 | 2011-06-02 | 寸法測定装置 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP6086274B2 (ja) |
KR (1) | KR102019978B1 (ja) |
WO (1) | WO2012165549A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20210097623A (ko) | 2020-01-30 | 2021-08-09 | 한국전자통신연구원 | 치수 오류 판별 방법 및 장치 |
FR3113741B1 (fr) * | 2020-08-28 | 2022-08-05 | Commissariat Energie Atomique | systeme optique de focalisation et de collection |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61102505A (ja) * | 1984-10-26 | 1986-05-21 | Hitachi Ltd | 照明装置 |
JP3397625B2 (ja) * | 1997-03-31 | 2003-04-21 | 株式会社三協精機製作所 | 回折格子 |
JP2000241123A (ja) | 1999-02-23 | 2000-09-08 | Toppan Printing Co Ltd | 微小寸法測定装置 |
JP2000283909A (ja) * | 1999-03-30 | 2000-10-13 | Jeol Ltd | 表面観察装置 |
JP4348839B2 (ja) * | 2000-06-28 | 2009-10-21 | ソニー株式会社 | 検査装置及び検査方法 |
JP2004150942A (ja) * | 2002-10-30 | 2004-05-27 | Sysmex Corp | 粒子検出用セルとそれを用いた粒子検出装置 |
JP2005134666A (ja) * | 2003-10-30 | 2005-05-26 | Hoya Corp | フォトマスク及び映像デバイスの製造方法 |
JP4585822B2 (ja) * | 2004-09-22 | 2010-11-24 | 株式会社日立ハイテクノロジーズ | 寸法計測方法及びその装置 |
JP2008096125A (ja) * | 2006-10-05 | 2008-04-24 | Keyence Corp | 光学式変位計、光学式変位測定方法、光学式変位測定プログラム及びコンピュータで読み取り可能な記録媒体並びに記録した機器 |
KR20080075257A (ko) * | 2007-02-12 | 2008-08-18 | 한국표준과학연구원 | 평판 디스플레이의 패턴 검사 장치 및 방법 |
WO2010073360A1 (ja) * | 2008-12-26 | 2010-07-01 | 株式会社アドバンテスト | パターン測定装置及びパターン測定方法 |
-
2011
- 2011-06-02 JP JP2011124132A patent/JP6086274B2/ja active Active
-
2012
- 2012-05-31 KR KR1020137027327A patent/KR102019978B1/ko active IP Right Grant
- 2012-05-31 WO PCT/JP2012/064078 patent/WO2012165549A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2012165549A1 (ja) | 2012-12-06 |
KR102019978B1 (ko) | 2019-09-09 |
KR20140026416A (ko) | 2014-03-05 |
JP2012251853A (ja) | 2012-12-20 |
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