JPS6028044A - 光学式情報読取装置 - Google Patents

光学式情報読取装置

Info

Publication number
JPS6028044A
JPS6028044A JP58135182A JP13518283A JPS6028044A JP S6028044 A JPS6028044 A JP S6028044A JP 58135182 A JP58135182 A JP 58135182A JP 13518283 A JP13518283 A JP 13518283A JP S6028044 A JPS6028044 A JP S6028044A
Authority
JP
Japan
Prior art keywords
light
lens
gelating
optical information
optical
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.)
Granted
Application number
JP58135182A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0330930B2 (enrdf_load_stackoverflow
Inventor
Genichi Hatagoshi
玄一 波多腰
Koki Mineo
峰尾　弘毅
Seiichi Ogoshi
誠一 大越
Akiya Goto
後藤　顕也
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.)
Toshiba Corp
Original Assignee
Toshiba 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 Toshiba Corp filed Critical Toshiba Corp
Priority to JP58135182A priority Critical patent/JPS6028044A/ja
Publication of JPS6028044A publication Critical patent/JPS6028044A/ja
Publication of JPH0330930B2 publication Critical patent/JPH0330930B2/ja
Granted legal-status Critical Current

Links

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
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Head (AREA)
JP58135182A 1983-07-26 1983-07-26 光学式情報読取装置 Granted JPS6028044A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58135182A JPS6028044A (ja) 1983-07-26 1983-07-26 光学式情報読取装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58135182A JPS6028044A (ja) 1983-07-26 1983-07-26 光学式情報読取装置

Publications (2)

Publication Number Publication Date
JPS6028044A true JPS6028044A (ja) 1985-02-13
JPH0330930B2 JPH0330930B2 (enrdf_load_stackoverflow) 1991-05-01

Family

ID=15145749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58135182A Granted JPS6028044A (ja) 1983-07-26 1983-07-26 光学式情報読取装置

Country Status (1)

Country Link
JP (1) JPS6028044A (enrdf_load_stackoverflow)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61233441A (ja) * 1985-04-09 1986-10-17 Canon Inc 光ヘツド装置
JPS61269232A (ja) * 1985-05-24 1986-11-28 Omron Tateisi Electronics Co 光情報処理装置
JPS61195532U (enrdf_load_stackoverflow) * 1985-05-29 1986-12-05
JPS6297141A (ja) * 1985-10-17 1987-05-06 フィリップス　エレクトロニクス　ネムローゼ　フェンノートシャップ 光学走査装置
JPS62145545A (ja) * 1985-12-18 1987-06-29 Sharp Corp ピツクアツプ装置
JPS644926A (en) * 1987-06-29 1989-01-10 Mitsubishi Electric Corp Optical type head device
US5051974A (en) * 1985-12-16 1991-09-24 Canon Kabushiki Kaisha Optical head device having a light splitter with a diffraction grating structure
JPH04219640A (ja) * 1990-07-16 1992-08-10 Matsushita Electric Ind Co Ltd 光学ヘッド及びその製造方法
EP0539217A3 (en) * 1991-10-25 1993-09-29 Tandy Corporation Holographic elements for an optical recording system
US5391865A (en) * 1987-08-24 1995-02-21 Sharp Kabushiki Kaisha Optical pickup apparatus and optical grating assembly therefor
US20140268120A1 (en) * 2013-03-15 2014-09-18 International Business Machines Corporation Single-fiber noncritical-alignment wafer-scale optical testing

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5647933A (en) * 1979-09-25 1981-04-30 Sony Corp Optical signal head

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5647933A (en) * 1979-09-25 1981-04-30 Sony Corp Optical signal head

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61233441A (ja) * 1985-04-09 1986-10-17 Canon Inc 光ヘツド装置
JPS61269232A (ja) * 1985-05-24 1986-11-28 Omron Tateisi Electronics Co 光情報処理装置
JPS61195532U (enrdf_load_stackoverflow) * 1985-05-29 1986-12-05
JPS6297141A (ja) * 1985-10-17 1987-05-06 フィリップス　エレクトロニクス　ネムローゼ　フェンノートシャップ 光学走査装置
US5051974A (en) * 1985-12-16 1991-09-24 Canon Kabushiki Kaisha Optical head device having a light splitter with a diffraction grating structure
JPS62145545A (ja) * 1985-12-18 1987-06-29 Sharp Corp ピツクアツプ装置
JPS644926A (en) * 1987-06-29 1989-01-10 Mitsubishi Electric Corp Optical type head device
US5391865A (en) * 1987-08-24 1995-02-21 Sharp Kabushiki Kaisha Optical pickup apparatus and optical grating assembly therefor
JPH04219640A (ja) * 1990-07-16 1992-08-10 Matsushita Electric Ind Co Ltd 光学ヘッド及びその製造方法
EP0539217A3 (en) * 1991-10-25 1993-09-29 Tandy Corporation Holographic elements for an optical recording system
US20140268120A1 (en) * 2013-03-15 2014-09-18 International Business Machines Corporation Single-fiber noncritical-alignment wafer-scale optical testing
US9086387B2 (en) * 2013-03-15 2015-07-21 International Business Machines Corporation Single-fiber noncritical-alignment wafer-scale optical testing
US9234854B2 (en) 2013-03-15 2016-01-12 International Business Machines Corporation Single fiber noncritical-alignment wafer-scale optical testing

Also Published As

Publication number Publication date
JPH0330930B2 (enrdf_load_stackoverflow) 1991-05-01

Similar Documents

Publication Publication Date Title
JP3155287B2 (ja) 光情報記録再生装置
JPH1092002A (ja) 回折格子レンズ
JP3743732B2 (ja) 光ピックアップ装置
KR100657247B1 (ko) 고밀도 광집속을 위한 대물렌즈 및 이를 채용한광픽업장치
US4924082A (en) Optical scanning device, mirror objective suitable for use in said device and optical write and/or read apparatus provided with said device
CA2079620A1 (en) Holographic elements for an optical recording system
US5293038A (en) Optical pick-up head apparatus wherein hollographic optical element and photodetector are formed on semiconductor substrate
JP3047351B2 (ja) 光ヘッド装置
JPS6028044A (ja) 光学式情報読取装置
JPS6111947A (ja) 光ヘツド装置
US20050047313A1 (en) Optical pickup device
KR100644566B1 (ko) 고밀도 광집속을 위한 대물렌즈 및 이를 채용한 광픽업장치
JPS62141652A (ja) 光ヘツド装置
JPS60182526A (ja) 光学式情報処理装置
JP2877044B2 (ja) 光ヘッド装置
JPS5933636A (ja) 光ピツクアツプ
JPH0460931A (ja) 光ピックアップ
JPH10134398A (ja) 光ヘッド装置
JP3348873B2 (ja) 焦点ずれ検出装置およびそれを用いた光ヘッド
JPS63201924A (ja) 光情報ピツクアツプ装置
JPH0194541A (ja) 光ヘッド装置
JPH08329516A (ja) 光ヘッド装置
JPS63167431A (ja) 光ピツクアツプ装置
KR100421012B1 (ko) 홀로그램이 형성된 빔스프리터를 구비한 광픽업장치와이를 이용한 광축보정방법
KR100644588B1 (ko) 고밀도 기록 재생 가능한 광픽업장치