JPH01503642A - 光学的走査ヘッド - Google Patents

光学的走査ヘッド

Info

Publication number
JPH01503642A
JPH01503642A JP63505429A JP50542988A JPH01503642A JP H01503642 A JPH01503642 A JP H01503642A JP 63505429 A JP63505429 A JP 63505429A JP 50542988 A JP50542988 A JP 50542988A JP H01503642 A JPH01503642 A JP H01503642A
Authority
JP
Japan
Prior art keywords
mirror
scanning head
measurement
light
light source
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.)
Pending
Application number
JP63505429A
Other languages
English (en)
Japanese (ja)
Inventor
ブライトマイアー，ウルリッヒ
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.)
Individual
Original Assignee
Individual
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6329815&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPH01503642(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Publication of JPH01503642A publication Critical patent/JPH01503642A/ja
Pending 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
    • G01B11/30—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces
    • G01B11/303—Measuring arrangements characterised by the use of optical techniques for measuring roughness or irregularity of surfaces using photoelectric detection means
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/123—Integrated head arrangements, e.g. with source and detectors mounted on the same substrate

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Head (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
JP63505429A 1987-06-16 1988-06-14 光学的走査ヘッド Pending JPH01503642A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873720079 DE3720079A1 (de) 1987-06-16 1987-06-16 Optischer abtastkopf
DE3720079.8 1987-06-16

Publications (1)

Publication Number Publication Date
JPH01503642A true JPH01503642A (ja) 1989-12-07

Family

ID=6329815

Family Applications (1)

Application Number Title Priority Date Filing Date
JP63505429A Pending JPH01503642A (ja) 1987-06-16 1988-06-14 光学的走査ヘッド

Country Status (5)

Country Link
US (1) US4948984A (enExample)
EP (1) EP0318566B2 (enExample)
JP (1) JPH01503642A (enExample)
DE (2) DE3720079A1 (enExample)
WO (1) WO1988010405A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19506642C1 (de) * 1995-02-25 1996-03-21 Focus Mestechnik Gmbh & Co Kg Verfahren und Vorrichtung zum optischen Ausmessen der Oberflächenkontur eines Werkstückes
US5880465A (en) * 1996-05-31 1999-03-09 Kovex Corporation Scanning confocal microscope with oscillating objective lens
DE10118472C1 (de) 2001-04-12 2002-08-29 Siemens Ag Kopfspule für ein Magnetresonanzgerät
CN112985298B (zh) * 2021-02-08 2022-09-20 上海机器人产业技术研究院有限公司 一种基于显微ct的手机镜头尺寸测量方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4433235A (en) * 1980-10-09 1984-02-21 Hitachi, Ltd. Focusing position detecting device in optical magnifying and observing apparatus
DE3216439A1 (de) * 1982-05-03 1983-11-03 Schott Glaswerke, 6500 Mainz Anordnung zur ausleuchtung von beobachtungsebenen in optischen geraeten
DE3219503C2 (de) * 1982-05-25 1985-08-08 Ernst Leitz Wetzlar Gmbh, 6330 Wetzlar Vorrichtung zum selbsttätigen Fokussieren auf in optischen Geräten zu betrachtende Objekte
JPS5999304A (ja) * 1982-11-30 1984-06-08 Asahi Optical Co Ltd 顕微鏡系のレーザ光による比較測長装置
CA1216169A (en) * 1983-05-23 1987-01-06 Joseph A. Freilino Method of determining surface roughness using a visible and infrared laser source
JPS60132616U (ja) * 1984-02-13 1985-09-04 パイオニア株式会社 記録装置
US4593368A (en) * 1984-06-04 1986-06-03 Kollmorgen Technologies Corporation Technique for measuring very small spacings
US4563058A (en) * 1984-06-28 1986-01-07 International Business Machines Corporation Optical signal recorder employing a transducer having an adjustable dichroic mirror
JPH0644101B2 (ja) * 1984-10-23 1994-06-08 株式会社トプコン 単対物手術用顕微鏡
US4611115A (en) * 1985-01-14 1986-09-09 Richland Glass Company, Inc. Laser etch monitoring system
JPH0723844B2 (ja) * 1985-03-27 1995-03-15 オリンパス光学工業株式会社 表面形状測定器
SE447848B (sv) * 1985-06-14 1986-12-15 Anders Bengtsson Instrument for metning av ytors topografi
DE3536700C3 (de) * 1985-10-15 1994-07-07 Focus Mestechnik Gmbh & Co Kg Gerät zum Ermitteln des lokalen Abstandes einer Prüffläche von einer Referenzfläche, deren geometrische Lage in bezug auf das Gerät bekannt ist
US4734570A (en) * 1985-11-20 1988-03-29 Olympus Optical Co., Ltd. Active focus detecting device with infrared source
JP2614843B2 (ja) * 1985-12-02 1997-05-28 オリンパス光学工業株式会社 自動焦点顕微鏡

Also Published As

Publication number Publication date
WO1988010405A1 (fr) 1988-12-29
US4948984A (en) 1990-08-14
DE3720079C2 (enExample) 1991-01-03
EP0318566B2 (de) 1994-05-25
DE3720079A1 (de) 1988-12-29
EP0318566B1 (de) 1991-10-16
DE3865641D1 (de) 1991-11-21
EP0318566A1 (de) 1989-06-07

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