ES2028988T3 - Dispositivo de exploracion optico, objetivo de espejo adecuado para uso con dicho dispositivo, y un aparato de grabacion y/o registro provisto de dicho dispositivo. - Google Patents

Dispositivo de exploracion optico, objetivo de espejo adecuado para uso con dicho dispositivo, y un aparato de grabacion y/o registro provisto de dicho dispositivo.

Info

Publication number
ES2028988T3
ES2028988T3 ES198888201165T ES88201165T ES2028988T3 ES 2028988 T3 ES2028988 T3 ES 2028988T3 ES 198888201165 T ES198888201165 T ES 198888201165T ES 88201165 T ES88201165 T ES 88201165T ES 2028988 T3 ES2028988 T3 ES 2028988T3
Authority
ES
Spain
Prior art keywords
recording
optical scan
target suitable
mirror target
reflectors
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.)
Expired - Lifetime
Application number
ES198888201165T
Other languages
English (en)
Inventor
Willem Gerard Opheij
Josephus Johannes Maria Braat
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of ES2028988T3 publication Critical patent/ES2028988T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G02B17/0856—Catadioptric systems comprising a refractive element with a reflective surface, the reflection taking place inside the element, e.g. Mangin mirrors
    • G02B17/086—Catadioptric systems comprising a refractive element with a reflective surface, the reflection taking place inside the element, e.g. Mangin mirrors wherein the system is made of a single block of optical material, e.g. solid catadioptric systems
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B17/00—Systems with reflecting surfaces, with or without refracting elements
    • G02B17/08—Catadioptric systems
    • G02B17/0804—Catadioptric systems using two curved mirrors
    • G02B17/0808—Catadioptric systems using two curved mirrors on-axis systems with at least one of the mirrors having a central aperture
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/108—Beam splitting or combining systems for sampling a portion of a beam or combining a small beam in a larger one, e.g. wherein the area ratio or power ratio of the divided beams significantly differs from unity, without spectral selectivity
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1086—Beam splitting or combining systems operating by diffraction only
    • G02B27/1093—Beam splitting or combining systems operating by diffraction only for use with monochromatic radiation only, e.g. devices for splitting a single laser source
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/16—Beam splitting or combining systems used as aids for focusing
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1353—Diffractive elements, e.g. holograms or gratings
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B7/1374—Objective lenses
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1381—Non-lens elements for altering the properties of the beam, e.g. knife edges, slits, filters or stops
    • 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
    • G11B7/135—Means for guiding the beam from the source to the record carrier or from the record carrier to the detector
    • G11B7/1372—Lenses
    • G11B2007/13725—Catadioptric lenses, i.e. having at least one internal reflective surface
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0908—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for focusing only
    • G11B7/0909—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for focusing only by astigmatic methods
    • 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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0908—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following for focusing only
    • G11B7/0916—Foucault or knife-edge methods

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optical Head (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Lenses (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Holo Graphy (AREA)

Abstract

UN DISPOSITIVO EXPLORADOR PARA UN REGISTRO OPTICO Y / O UN APARATO REPRODUCTOR QUE COMPRENDE UN SISTEMA OBJETICO QUE ESTA COMPUESTO DE REFLECTORES (33, 35) DISPUESTOS SOBRE LA SUPERFICIE DE UN CUERPO TRANSPARENTE (30). DESDE QUE LOS REFLECTORES ENFOCAN LOS RAYOS DE RADIACION (20) Y LOS PLIEGAN DENTRO DEL CUERPO (30), UN ESCRITO MUY COMPACTO Y / O UNIDAD LECTORA ES OBTENIDA. EL DISPOSITIVO EXPLORADOR PUEDE TAMBIEN SER DADO EN FORMA ROBUSTA Y ESTABLE PARA FIJAR LA FUENTE DE RADIACION (40) Y EL SISTEMA DE DETECCION (60) A LA SUPERFICIE DEL CUERPO (30).
ES198888201165T 1987-06-11 1988-06-07 Dispositivo de exploracion optico, objetivo de espejo adecuado para uso con dicho dispositivo, y un aparato de grabacion y/o registro provisto de dicho dispositivo. Expired - Lifetime ES2028988T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8701359 1987-06-11

Publications (1)

Publication Number Publication Date
ES2028988T3 true ES2028988T3 (es) 1992-07-16

Family

ID=19850128

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198888201165T Expired - Lifetime ES2028988T3 (es) 1987-06-11 1988-06-07 Dispositivo de exploracion optico, objetivo de espejo adecuado para uso con dicho dispositivo, y un aparato de grabacion y/o registro provisto de dicho dispositivo.

Country Status (12)

Country Link
US (1) US4835380A (es)
EP (1) EP0294902B1 (es)
JP (1) JP2650967B2 (es)
KR (1) KR0127482B1 (es)
CN (1) CN1020215C (es)
AT (1) ATE70654T1 (es)
CS (1) CS401088A2 (es)
DD (1) DD281673A5 (es)
DE (1) DE3866959D1 (es)
ES (1) ES2028988T3 (es)
HK (1) HK76293A (es)
SG (1) SG67193G (es)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
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US5161057A (en) * 1988-09-12 1992-11-03 Johnson Kenneth C Dispersion-compensated fresnel lens
JPH05509171A (ja) * 1988-09-12 1993-12-16 ジョンソン　ケネス　シー 分散補償回折格子
NL8803055A (nl) * 1988-12-13 1990-07-02 Philips Nv Optische aftastinrichting, spiegelobjektief geschikt voor toepassing daarin en optisch inschrijf- en/of uitleesapparaat voorzien van deze aftastinrichting.
NL8803048A (nl) * 1988-12-13 1990-07-02 Philips Nv Optische aftastinrichting, spiegelobjektief geschikt voor toepassing daarin en optische inschrijf- en/of uitleesapparaat voorzien van de aftastinrichting.
NL8901245A (nl) * 1989-05-19 1990-12-17 Philips Nv Retrofokus objektieflens en optische aftastinrichting voorzien van een dergelijke lens.
FR2657190B1 (fr) * 1990-01-18 1995-07-21 Thomson Csf Dispositif de lecture de segments oblongs d'un support en defilement.
JP2653009B2 (ja) * 1993-04-02 1997-09-10 日本電気株式会社 光ヘッド装置
EP0627735B1 (de) * 1993-06-03 1999-10-06 THOMSON multimedia Optisches System zur Wiedergabe und/oder Aufzeichnung von Information
TW265419B (es) * 1994-06-07 1995-12-11 Philips Electronics Nv
ES2102309B1 (es) * 1994-06-30 1998-01-01 Puerta Antonio Medina Optica compleja ultracompacta.
CA2177424C (en) * 1995-06-06 2001-02-13 Bruce A. Cameron Solid catadioptric lens
ES2138802T3 (es) * 1995-09-26 2000-01-16 Fiat Ricerche Sistema de iluminacion con un microtelescopio incorporado en una placa transparente.
EP0954859B1 (en) * 1997-11-22 2006-10-18 Samsung Electronics Co., Ltd. Catadioptric optical system, optical pickup and optical disk drive employing the same, and optical disk
KR100294237B1 (ko) 1998-04-14 2001-09-17 윤종용 카타디옵트릭 대물렌즈를 구비한 광픽업
US6212153B1 (en) * 1998-07-06 2001-04-03 Read-Rite Corporation High NA solid catadioptric focusing device having a flat kinoform phase profile
WO2001023936A1 (en) 1999-09-28 2001-04-05 Tropel Corporation Double mirror catadioptric objective lens system with three optical surface multifunction component
KR100607942B1 (ko) * 1999-11-13 2006-08-03 삼성전자주식회사 기록재생용 광헤드 및 이를 채용한 광기록 재생장치
US6937405B2 (en) * 2000-03-03 2005-08-30 Ricoh Company, Ltd. Optical pickup projecting two laser beams from apparently approximated light-emitting points
EP1150137A3 (en) * 2000-04-26 2006-04-05 Fuji Photo Film Co., Ltd. Image reading apparatus
EP1405309A1 (en) * 2001-06-21 2004-04-07 Koninklijke Philips Electronics N.V. Optical scanning device
US7553035B2 (en) * 2002-05-07 2009-06-30 Wright Greg J Method and apparatus for constructing a perfect trough parabolic reflector
ES2358102T3 (es) * 2002-10-16 2011-05-05 Bioject, Inc. Conjunto de cartucho para medicamentos y procedimiento de fabricación.
US20090251811A1 (en) * 2005-06-21 2009-10-08 Greg Wright Method and Apparatus for Constructing a Perfect Trough Parabolic Reflector
JP2009217914A (ja) * 2008-03-12 2009-09-24 Sanyo Electric Co Ltd 光ピックアップ装置
US8515223B2 (en) * 2010-07-30 2013-08-20 Hewlett-Packard Development Company. L.P. Lens
CN103133964A (zh) * 2011-11-29 2013-06-05 株式会社小糸制作所 车辆用照明灯具
US9563044B2 (en) 2012-07-17 2017-02-07 Ecole Polytechnique Federale De Lausanne Reflective optical objective
EP3278166A2 (en) 2015-03-31 2018-02-07 Samantree Medical SA Systems and methods for in-operating-theatre imaging of fresh tissue resected during surgery for pathology assessment
RU2018144786A (ru) * 2016-05-19 2020-06-19 Конинклейке Филипс Н.В. Компактный лазерный датчик
US11016278B2 (en) * 2016-09-08 2021-05-25 Nanophoton Corporation Reflective objective lens and observation method
WO2018078793A1 (ja) * 2016-10-28 2018-05-03 富士通フロンテック株式会社 ビーム生成光学系及びビーム生成光学系を備える撮像装置
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US11747603B2 (en) 2017-10-31 2023-09-05 Samantree Medical Sa Imaging systems with micro optical element arrays and methods of specimen imaging
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Also Published As

Publication number Publication date
DE3866959D1 (de) 1992-01-30
JPS63313329A (ja) 1988-12-21
SG67193G (en) 1993-08-06
JP2650967B2 (ja) 1997-09-10
CN1030319A (zh) 1989-01-11
ATE70654T1 (de) 1992-01-15
EP0294902B1 (en) 1991-12-18
CS401088A2 (en) 1991-09-15
EP0294902A1 (en) 1988-12-14
KR890001042A (ko) 1989-03-18
DD281673A5 (de) 1990-08-15
US4835380A (en) 1989-05-30
CN1020215C (zh) 1993-03-31
HK76293A (en) 1993-08-06
KR0127482B1 (ko) 1997-12-29

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