JPH03130020U - - Google Patents

Info

Publication number
JPH03130020U
JPH03130020U JP3828090U JP3828090U JPH03130020U JP H03130020 U JPH03130020 U JP H03130020U JP 3828090 U JP3828090 U JP 3828090U JP 3828090 U JP3828090 U JP 3828090U JP H03130020 U JPH03130020 U JP H03130020U
Authority
JP
Japan
Prior art keywords
magneto
optical recording
objective lens
magnetic head
laser light
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.)
Pending
Application number
JP3828090U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP3828090U priority Critical patent/JPH03130020U/ja
Publication of JPH03130020U publication Critical patent/JPH03130020U/ja
Pending legal-status Critical Current

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  • Recording Or Reproducing By Magnetic Means (AREA)

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図乃至第４図は夫々この考案の第１乃至第
４の実施例である光磁気記録再生装置を示す概略
構成図、第５図は従来技術を示す概略構成図であ
る。 １…対物レンズ、２…磁気ヘツド、３…光磁気
デイスク、４…レーザ光。 1 to 4 are schematic diagrams showing magneto-optical recording and reproducing apparatuses which are first to fourth embodiments of this invention, respectively, and FIG. 5 is a schematic diagram showing a prior art. 1...Objective lens, 2...Magnetic head, 3...Magneto-optical disk, 4...Laser light.

Claims (1)

【実用新案登録請求の範囲】 １ 磁界変調用磁気ヘツドを光磁気記録体にレー
ザ光を集光させる対物レンズの光軸上に対物レン
ズと一体に形成したことを特徴とする光磁気記録
再生装置。 ２ 磁界変調用磁気ヘツドを光磁気記録体にレー
ザ光を集光させる対物レンズの光軸上に対物レン
ズと固着したことを特徴とする光磁気記録再生装
置。 ３ 前記磁気ヘツドは薄膜技術により作られてい
る請求項１または２の光磁気記録再生装置。[Claims for Utility Model Registration] 1. A magneto-optical recording and reproducing device characterized in that a magnetic head for magnetic field modulation is formed integrally with an objective lens on the optical axis of the objective lens that focuses laser light on a magneto-optical recording medium. . 2. A magneto-optical recording and reproducing device characterized in that a magnetic head for magnetic field modulation is fixed to an objective lens on the optical axis of the objective lens for focusing laser light on a magneto-optical recording medium. 3. A magneto-optical recording and reproducing apparatus according to claim 1 or 2, wherein said magnetic head is made by thin film technology.
JP3828090U 1990-04-10 1990-04-10 Pending JPH03130020U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3828090U JPH03130020U (en) 1990-04-10 1990-04-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3828090U JPH03130020U (en) 1990-04-10 1990-04-10

Publications (1)

Publication Number Publication Date
JPH03130020U true JPH03130020U (en) 1991-12-26

Family

ID=31546142

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3828090U Pending JPH03130020U (en) 1990-04-10 1990-04-10

Country Status (1)

Country Link
JP (1) JPH03130020U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60214439A (en) * 1984-04-11 1985-10-26 Seiko Epson Corp Optomagnetic head
JPS62162263A (en) * 1986-01-13 1987-07-18 Hitachi Ltd Photomagnetic disk device

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60214439A (en) * 1984-04-11 1985-10-26 Seiko Epson Corp Optomagnetic head
JPS62162263A (en) * 1986-01-13 1987-07-18 Hitachi Ltd Photomagnetic disk device

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