FR2122152A5 - - Google Patents

Info

Publication number
FR2122152A5
FR2122152A5 FR7200554A FR7200554A FR2122152A5 FR 2122152 A5 FR2122152 A5 FR 2122152A5 FR 7200554 A FR7200554 A FR 7200554A FR 7200554 A FR7200554 A FR 7200554A FR 2122152 A5 FR2122152 A5 FR 2122152A5
Authority
FR
France
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.)
Expired
Application number
FR7200554A
Other languages
French (fr)
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
Application granted granted Critical
Publication of FR2122152A5 publication Critical patent/FR2122152A5/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/21—Polarisation-affecting properties
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/59—Transmissivity

Landscapes

  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Image Input (AREA)
  • Image Analysis (AREA)
FR7200554A 1971-01-16 1972-01-04 Expired FR2122152A5 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2102027A DE2102027C2 (de) 1971-01-16 1971-01-16 Verfahren zur optischen Erkennung der Lage von Grenzlinien und Einrichtungen zur Durchfühung des Verfahrens

Publications (1)

Publication Number Publication Date
FR2122152A5 true FR2122152A5 (enExample) 1972-08-25

Family

ID=5796110

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7200554A Expired FR2122152A5 (enExample) 1971-01-16 1972-01-04

Country Status (5)

Country Link
US (1) US3764218A (enExample)
JP (1) JPS547175B1 (enExample)
DE (1) DE2102027C2 (enExample)
FR (1) FR2122152A5 (enExample)
GB (1) GB1370368A (enExample)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4328553A (en) * 1976-12-07 1982-05-04 Computervision Corporation Method and apparatus for targetless wafer alignment
GB2137746A (en) * 1983-04-05 1984-10-10 Hewlett Packard Co Apparatus for Detecting Deviations of Position from a Reference
US4931630A (en) * 1989-04-04 1990-06-05 Wyko Corporation Apparatus and method for automatically focusing an interference microscope
US5052799A (en) * 1989-07-17 1991-10-01 Thurman Sasser Object orienting systems and systems and processes relating thereto
US5251058A (en) * 1989-10-13 1993-10-05 Xerox Corporation Multiple beam exposure control
US5251057A (en) * 1989-10-13 1993-10-05 Xerox Corporation Multiple beam optical modulation system
US5783797A (en) * 1996-05-09 1998-07-21 Seagate Technology, Inc. Laser texturing of magnetic recording medium using a crystal material
US5955154A (en) * 1996-05-09 1999-09-21 Seagate Technology, Inc. Magnetic recording medium with laser textured glass or glass-ceramic substrate
EP0897576B1 (en) * 1996-05-09 2000-03-15 Seagate Technology, Inc. Laser texturing of magnetic recording medium using multiple lens focusing
US5895712A (en) * 1996-05-21 1999-04-20 Seagate Technology, Inc. Magnetic recording medium with improved coercivity
US6020045A (en) * 1996-06-05 2000-02-01 Seagate Technology, Inc. Textured magnetic recording medium having a transition zone
US5739913A (en) * 1996-08-02 1998-04-14 Mrs Technology, Inc. Non-contact edge detector
US5952058A (en) 1997-01-15 1999-09-14 Seagate Technology, Inc. Laser texturing magnetic recording medium using fiber optics
US5965215A (en) * 1997-01-15 1999-10-12 Seagate Technology, Inc. Method for laser texturing a landing zone and a data zone of a magnetic recording medium
US6207926B1 (en) 1997-01-15 2001-03-27 Seagate Technology Llc Fiber optic laser texturing with optical probe feedback control
US6021032A (en) * 1997-01-15 2000-02-01 Seagate Technology, Inc. Magnetic recording medium with laser textured data zone
US5853820A (en) * 1997-06-23 1998-12-29 Seagate Technology, Inc. Controlled laser texturing glass-ceramic substrates for magnetic recording media
US6068728A (en) * 1997-08-28 2000-05-30 Seagate Technology, Inc. Laser texturing with reverse lens focusing system
US5837330A (en) 1997-08-28 1998-11-17 Seagate Technology, Inc. Dual fiber optic laser texturing
US5956217A (en) * 1997-08-28 1999-09-21 Seagate Technology, Inc. Reference disk for determining glide height
DE19740678A1 (de) * 1997-09-16 1999-03-18 Polytec Gmbh Vorrichtung zur berührungslosen Schwingungsmessung
US5861196A (en) * 1997-09-25 1999-01-19 Seagate Technology, Inc. Laser texturing a glass or glass-ceramic substrate
US5945197A (en) * 1997-10-27 1999-08-31 Seagate Technology Laser texturing of magnetic recording medium using multiple lens focusing
US6093472A (en) * 1999-06-23 2000-07-25 Seagate Technology, Inc. Magnetic recording medium with laser textured glass or glass-ceramic substrate
US6468596B1 (en) 1999-07-15 2002-10-22 Seagate Technology Llc Laser-assisted in-situ fractionated lubricant and a new process for surface of magnetic recording media
US7305115B2 (en) * 2002-02-22 2007-12-04 Siemens Energy And Automation, Inc. Method and system for improving ability of a machine vision system to discriminate features of a target
CN112068144B (zh) * 2019-06-11 2022-10-21 深圳市光鉴科技有限公司 光投射系统及3d成像装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1004386B (de) * 1953-05-23 1957-03-14 Genevoise Instr Physique Verfahren zur Kontrolle des Abstandes eines beweglichen Koerpers von einer Geraden und Einrichtung zu dessen Durchfuehrung
DE1136834B (de) * 1959-04-09 1962-09-20 Leitz Ernst Gmbh Vorrichtung zum Messen von Lageaenderungen
DE1099182B (de) * 1960-03-26 1961-02-09 Leitz Ernst Gmbh Ablesevorrichtung fuer Messteilungen und andere periodische Objekte
US3391970A (en) * 1964-06-30 1968-07-09 Ibm Optical memory in which a digital light deflector is used in a bi-directional manner
GB1192491A (en) * 1968-03-15 1970-05-20 Mullard Ltd Apparatus for Treating a Light Beam

Also Published As

Publication number Publication date
US3764218A (en) 1973-10-09
DE2102027A1 (de) 1972-08-24
DE2102027C2 (de) 1982-12-30
GB1370368A (en) 1974-10-16
JPS547175B1 (enExample) 1979-04-04

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Legal Events

Date Code Title Description
ST Notification of lapse