KR840002113A - 비임분사용 프리즘 및 그 제조방법 그리고 이프리즘을 갖춘광학판독 및/또는 기록장치 - Google Patents

비임분사용 프리즘 및 그 제조방법 그리고 이프리즘을 갖춘광학판독 및/또는 기록장치 Download PDF

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Publication number
KR840002113A
KR840002113A KR1019820004481A KR820004481A KR840002113A KR 840002113 A KR840002113 A KR 840002113A KR 1019820004481 A KR1019820004481 A KR 1019820004481A KR 820004481 A KR820004481 A KR 820004481A KR 840002113 A KR840002113 A KR 840002113A
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KR
South Korea
Prior art keywords
prism
radiation
die
synthetic material
dispersion
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Application number
KR1019820004481A
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English (en)
Other versions
KR890001223B1 (ko
Inventor
마리아 게라두스 베르훼벤 요하네스 (외 1)
Original Assignee
디. 제이. 삭커스
엔. 브이. 필립스 글로아이람펜파브리켄
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.)
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Application filed by 디. 제이. 삭커스, 엔. 브이. 필립스 글로아이람펜파브리켄 filed Critical 디. 제이. 삭커스
Publication of KR840002113A publication Critical patent/KR840002113A/ko
Application granted granted Critical
Publication of KR890001223B1 publication Critical patent/KR890001223B1/ko

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Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/04—Prisms
    • 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
    • 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
    • G11B7/08—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
    • 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
    • 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
    • G11B7/1356—Double or multiple prisms, i.e. having two or more prisms in cooperation
    • 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
    • G11B7/22—Apparatus or processes for the manufacture of optical heads, e.g. assembly

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Head (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Optical Recording Or Reproduction (AREA)

Abstract

내용 없음

Description

비임분사용 프리즘 및 그 제조방법 그리고 이프리즘을 갖춘광학판독 및/또는 기록장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 비임분산용 프리즘을 장치하고 지붕단프리즘을 결합한 광학 판독 장치의 종단면도.
제2도는 비임분산용 프리즘과 이에 결합된 복사감응 검출시스템의 평면도.
제4도는 지붕단 프리즘을 제조하는 방법을 예시한 도면.

Claims (6)

  1. 복사비임을 위한 입구면, 비임 분산 및 프리즘내부에서 편이된 복사비임을 위한 출구면으로 이루어지며, 입구면 및 출구면이 플라스틱 유리 엘리먼트의 부분을 형성하고 지붕단프리즘이 출구면상에 배열된 굴절연부를 가지는 비임분산용 프리즘에 있어서, 지붕단 프리즘이 경화된 투명 합성물질로 만들어지는 것을 특징으로 하는비임분산용 프리즘.
  2. 제1항에 있어서, 지붕단 프리즘이 자외선 복사의 영향을 받아 경화되는 합성물질로 만들어지는 것을 특징으로 하는 비임분산용 프리즘.
  3. 제1 또는 2항에 있어서, 액체합성물질의 방울이 상기비임 분산용 프리즘의 출구면에 가해지며 둔각을 에워싸는 두개의 다이 표면부로 구성된 다이표면을 가지는 다이가 합성물질의 방울내로 눌려져서 그물질이 경화되고, 다이 가제거되는 것을 특징으로 하는 지붕단 프리즘이 갖추어 진비임 분산용 프리즘의 제조방법.
  4. 합성물질이 자외선 경화물인 제3항에 따른 방법에 있어서, 투명다이를 사용하는 것을 특징으로 하는 비임 분산용 프리즘의 제조방법.
  5. 제3 또는 4항에 있어서, 반검착물로 피복된 다이를 사용하는 것을 특징으로 하는 비임분산용 프리즘의 제조방법.
  6. 복사-반사용 정보면에 정보 영역을 판독 및/또는 기록하기 위한 광학 판독 및/또는 기록장치에 있어서, 상기 장치가 복사원, 복사점이 정보면상에 형성되도록 복사원에 의해 방출된 비임을 촛점 조정하기 위한 대물 시스템, 그리고 정보면에 의해 반사된 비임을 복사원에 의해 방출된 비임의 복사경로로부터 그리고 복사 감응 검출 시스템을 향해 전환하기 위해 복사원과 대물 시스템사이에 배치된 지붕단 프리즘이 갖추어진 비임 분사용 프리즘을 구비하여, 비임분산용 프리즘으로 제1 또는 제2항에서 청구한 프리즘을 사용한 것을 특징으로 하는 광학 판독 및/또는 기록 장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR8204481A 1981-10-08 1982-10-05 광 비임 분산 복합 프리즘 및 그 제조 방법 KR890001223B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8104588A NL8104588A (nl) 1981-10-08 1981-10-08 Bundelscheidingsprisma, werkwijze voor het vervaardigen van dit prisma en van dit prisma voorziene optische lees- en/of schrijfeenheid.
NL8104588 1981-10-08

Publications (2)

Publication Number Publication Date
KR840002113A true KR840002113A (ko) 1984-06-11
KR890001223B1 KR890001223B1 (ko) 1989-04-27

Family

ID=19838192

Family Applications (1)

Application Number Title Priority Date Filing Date
KR8204481A KR890001223B1 (ko) 1981-10-08 1982-10-05 광 비임 분산 복합 프리즘 및 그 제조 방법

Country Status (17)

Country Link
US (1) US4489408A (ko)
JP (1) JPS5872104A (ko)
KR (1) KR890001223B1 (ko)
AU (1) AU549592B2 (ko)
BE (1) BE894618A (ko)
CA (1) CA1186926A (ko)
CH (1) CH660803A5 (ko)
DD (1) DD204168A5 (ko)
DE (1) DE3235627A1 (ko)
ES (2) ES8400828A1 (ko)
FR (1) FR2514516B1 (ko)
GB (1) GB2107483B (ko)
HK (1) HK2686A (ko)
IT (1) IT1152694B (ko)
NL (1) NL8104588A (ko)
SE (1) SE8205670L (ko)
ZA (1) ZA826547B (ko)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8304212A (nl) * 1983-12-07 1984-10-01 Philips Nv Enkelvoudige collimatorlens met een asferisch oppervlak.
US4670869A (en) * 1984-01-03 1987-06-02 Magnetic Peripherals Inc. Switching laser beam apparatus with recombined beam for recording
NL8400868A (nl) * 1984-03-19 1984-10-01 Philips Nv Gelaagde optische component.
NL8403034A (nl) * 1984-10-05 1986-05-01 Philips Nv Opto-elektronisch fokusfout-detektiestelsel.
NL8501489A (nl) * 1985-05-24 1986-12-16 Philips Nv Positie-gevoelige stralingsdetector.
JPH0734264B2 (ja) * 1986-09-05 1995-04-12 キヤノン株式会社 光学式情報記録再生装置
US5231621A (en) * 1986-09-05 1993-07-27 Canon Kabushiki Kaisha Focus detector which serves to split off a portion of a detected light beam only when the detected light beam is not refocused at an expected refocus point
DE3887762T2 (de) * 1987-03-17 1994-09-08 Matsushita Electric Ind Co Ltd Optischer Kopf.
JPH02265028A (ja) * 1989-04-06 1990-10-29 Mitsubishi Electric Corp 光記録再生装置
CA2012401C (en) * 1989-05-26 1994-05-10 Anthony G. Dewey Focus-error detection using prism-enhanced spot size monitoring
US4998011A (en) * 1989-11-17 1991-03-05 Applied Magnetics Corporation Flat plate focus sensing apparatus
US5216562A (en) * 1990-09-25 1993-06-01 International Business Machines Corporation Multi-beam optical recording system and method
GB2248989B (en) * 1990-10-15 1995-05-24 Applied Magnetics Corp Focus sensing apparatus and method
US5245174A (en) * 1990-10-15 1993-09-14 Applied Magnetics Corporation Focus sensing apparatus utilizing a reflecting surface having variable reflectivity
US5568315A (en) * 1991-05-28 1996-10-22 Discovision Associates Optical beamsplitter
US5331622A (en) * 1991-05-28 1994-07-19 Applied Magnetics Corporation Compact optical head
DE10125469B4 (de) 2001-05-25 2008-01-10 Leica Microsystems Cms Gmbh Vorrichtung zur Ermittlung einer Lichtleistung, Mikroskop und Verfahren zur Mikroskopie
US7808617B2 (en) * 2007-09-17 2010-10-05 Quality Vision International, Inc. Dual resolution, dual range sensor system and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE465729A (ko) *
US2178245A (en) * 1936-06-24 1939-10-31 Klangfilm Gmbh Sound recording apparatus
DE1069874B (de) * 1954-05-18 1959-11-26 American Cyanamid Company, New York, N. Y. (V. St. A.) Verfahren zur Herstellung von Mischpolymeren
DE2722470A1 (de) * 1977-05-18 1978-11-23 Eder Siebdruck Kunststoffverar Keilscheibenanordnung zur gleichmaessigen ausleuchtung von flaechen
JPS6029081B2 (ja) * 1978-07-13 1985-07-09 三菱電機株式会社 半導体発光装置の製造方法

Also Published As

Publication number Publication date
AU549592B2 (en) 1986-01-30
DD204168A5 (de) 1983-11-16
HK2686A (en) 1986-01-24
BE894618A (fr) 1983-04-06
SE8205670L (sv) 1983-04-09
ES8404520A1 (es) 1984-04-16
AU8912582A (en) 1983-04-14
ES516223A0 (es) 1983-11-01
GB2107483A (en) 1983-04-27
DE3235627C2 (ko) 1987-11-26
GB2107483B (en) 1985-07-17
FR2514516A1 (fr) 1983-04-15
IT8223619A0 (it) 1982-10-05
NL8104588A (nl) 1983-05-02
US4489408A (en) 1984-12-18
DE3235627A1 (de) 1983-04-28
JPS5872104A (ja) 1983-04-30
FR2514516B1 (fr) 1986-08-29
CH660803A5 (de) 1987-06-15
KR890001223B1 (ko) 1989-04-27
ZA826547B (en) 1984-04-25
CA1186926A (en) 1985-05-14
ES8400828A1 (es) 1983-11-01
SE8205670D0 (sv) 1982-10-05
ES524474A0 (es) 1984-04-16
IT1152694B (it) 1987-01-07

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