KR910013105A - 광 헤드 - Google Patents

광 헤드 Download PDF

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Publication number
KR910013105A
KR910013105A KR1019900022181A KR900022181A KR910013105A KR 910013105 A KR910013105 A KR 910013105A KR 1019900022181 A KR1019900022181 A KR 1019900022181A KR 900022181 A KR900022181 A KR 900022181A KR 910013105 A KR910013105 A KR 910013105A
Authority
KR
South Korea
Prior art keywords
substantially flat
optical head
housing
disk
prism
Prior art date
Application number
KR1019900022181A
Other languages
English (en)
Other versions
KR940001451B1 (ko
Inventor
쇼오지 고토오
아끼히로 사까다
히로시 야마모도
데쯔오 사이미
가즈오 모모오
Original Assignee
다니이 아끼오
마쯔시다덴기산교 가부시기가이샤
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 다니이 아끼오, 마쯔시다덴기산교 가부시기가이샤 filed Critical 다니이 아끼오
Publication of KR910013105A publication Critical patent/KR910013105A/ko
Application granted granted Critical
Publication of KR940001451B1 publication Critical patent/KR940001451B1/ko

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Classifications

    • 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
    • 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
    • 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)
  • Optical Head (AREA)

Abstract

내용 없음.

Description

광 헤드
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 제1의 발명의 광헤드의 요부 분해 사시도.
제2도는 그 요부단면도.
제3도는 본 발명의 제2의 발명의 광헤드의 요부 분해사시도.

Claims (2)

  1. 디스크상에 정보를 기록하고, 재생하기 위한 광헤드로서, 반도체레이저 유니트와, 디스크로부터의 반사광을 검출하는 디렉터와, 상기 반도체레이저와 디텍터를 유지하는 단면이 대략 ㄷ자 형상의 하우징체와, 상기 하우징체와 동일한 재질인 대략 평판형상의 기판과, 상기 대략 평판형상의 기판에 대해서 접착에 의해 고정된, 상기 반도체레이저로부터의 출사광학계에 있는 비임정형프리즘, 편향비임 스플릿터 또는 이들을 복합한 프리즘, 및 상기 디스크로부터의 반사광학계에 있는 프리즘, 미러등을 가지고, 상기 대략 평판형상의 기판은 이위에 접착된 프리즘, 미러등이 상기 하우징내에 덮이도록 해서 상기 하우징체에 대해서 일체적으로 고정된 광헤드.
  2. 제1항에 있어서, 대략 평판형상의 기판이 광의 투과율이 높은 소재로 구성된 평판 또는 대략 평판형상의 기판인 광헤드.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019900022181A 1989-12-28 1990-12-28 광헤드 KR940001451B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1342680A JP2817301B2 (ja) 1989-12-28 1989-12-28 光ヘッド
JP1-342680 1989-12-28

Publications (2)

Publication Number Publication Date
KR910013105A true KR910013105A (ko) 1991-08-08
KR940001451B1 KR940001451B1 (ko) 1994-02-23

Family

ID=18355665

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900022181A KR940001451B1 (ko) 1989-12-28 1990-12-28 광헤드

Country Status (6)

Country Link
US (1) US5091793A (ko)
EP (1) EP0435348B1 (ko)
JP (1) JP2817301B2 (ko)
KR (1) KR940001451B1 (ko)
CA (1) CA2033230C (ko)
DE (1) DE69031418T2 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100390195B1 (ko) * 1999-10-01 2003-07-04 알프스 덴키 가부시키가이샤 복합광학유닛

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0580268A (ja) * 1991-06-28 1993-04-02 Toshiba Corp 光学装置及びその固定方法
DE4245060B4 (de) * 1992-09-19 2007-12-06 Leica Microsystems Cms Gmbh Modulares Mikroskopsystem
JP3438365B2 (ja) * 1994-11-29 2003-08-18 ソニー株式会社 複合光学装置およびその製造方法
US5825560A (en) * 1995-02-28 1998-10-20 Canon Kabushiki Xaisha Optical apparatus
JP2000048374A (ja) 1998-07-30 2000-02-18 Matsushita Electric Ind Co Ltd ディスク記録再生装置
US6865743B2 (en) * 1999-02-24 2005-03-08 Matsushita Electric Industrial Co., Ltd. Optical head and method of manufacturing the same
US6392688B1 (en) * 1999-10-04 2002-05-21 Point Grey Research Inc. High accuracy stereo vision camera system
US6798093B2 (en) * 2000-07-28 2004-09-28 Canon Kabushiki Kaisha Dual coil permanent magnet motor having inner annular member
JP2004253092A (ja) * 2003-02-21 2004-09-09 Toshiba Corp 光ピックアップ装置およびその組み立て方法ならびに光ディスク装置
JP5317409B2 (ja) 2006-01-05 2013-10-16 キヤノン株式会社 光学走査装置
US8081207B2 (en) * 2006-06-06 2011-12-20 Point Grey Research Inc. High accuracy stereo camera
CN101526660B (zh) * 2008-03-05 2011-09-28 鸿富锦精密工业（深圳）有限公司 镜头模组

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3767293A (en) * 1972-01-03 1973-10-23 Polaroid Corp Unique prismatic element and mounting arrangement therefor
GB1414311A (en) * 1972-07-12 1975-11-19 Pye Ltd Sepctrophotometers
US4441818A (en) * 1980-04-23 1984-04-10 Pharos Ab Deflection unit
JPS60187933A (ja) * 1984-03-07 1985-09-25 Toshiba Corp 光学的記録再生装置
JPS6231037A (ja) * 1985-08-02 1987-02-10 Olympus Optical Co Ltd 光ヘツド
JPS6234340A (ja) * 1985-08-08 1987-02-14 Olympus Optical Co Ltd 光ヘツド
JPS62173643A (ja) * 1986-01-27 1987-07-30 Hitachi Ltd 光学的情報再生用ピツクアツプ
JPH0750526B2 (ja) * 1986-03-15 1995-05-31 ソニー株式会社 デイスクプレ−ヤの光学ヘツド装置
NL8702034A (nl) * 1987-08-31 1989-03-16 Philips Nv Optische eenheid voor het contactloos inschrijven en/of aftasten van een informatiespoor, alsmede inrichting voorzien van de optische eenheid.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100390195B1 (ko) * 1999-10-01 2003-07-04 알프스 덴키 가부시키가이샤 복합광학유닛

Also Published As

Publication number Publication date
CA2033230A1 (en) 1991-06-29
EP0435348A3 (en) 1992-06-10
US5091793A (en) 1992-02-25
EP0435348A2 (en) 1991-07-03
JPH03203043A (ja) 1991-09-04
EP0435348B1 (en) 1997-09-10
DE69031418T2 (de) 1998-01-22
KR940001451B1 (ko) 1994-02-23
JP2817301B2 (ja) 1998-10-30
CA2033230C (en) 1995-08-22
DE69031418D1 (de) 1997-10-16

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