JPS61118122U - - Google Patents

Info

Publication number
JPS61118122U
JPS61118122U JP20108984U JP20108984U JPS61118122U JP S61118122 U JPS61118122 U JP S61118122U JP 20108984 U JP20108984 U JP 20108984U JP 20108984 U JP20108984 U JP 20108984U JP S61118122 U JPS61118122 U JP S61118122U
Authority
JP
Japan
Prior art keywords
laser light
polarized
light source
beam splitter
polarized laser
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
JP20108984U
Other languages
English (en)
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 JP20108984U priority Critical patent/JPS61118122U/ja
Publication of JPS61118122U publication Critical patent/JPS61118122U/ja
Pending legal-status Critical Current

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  • Optical Head (AREA)

Description

【図面の簡単な説明】
第１図は、本考案の構成を示す図であり、第２
図は、本考案に関する従来例の構成を示す図であ
り、第３図は、第１図の装置で用いる偏光ビーム
スプリツタを示す図である。 １ａ，１ｂ……レーザダイオード、２ａ，２ｂ
……コリメートレンズ、３ａ，３ｂ……ハーフミ
ラー、４……偏光子、５……対物レンズ、６……
検光子、７……シリンドリカルレンズ、８ａ，８
ｂ……光ダイオード、９……記録媒体、１０……
偏光ビームスプリツタ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 小出力のＰ偏光レーザ光源およびＳ偏光レーザ
    光源と、上記両光レーザ光源から放射された光ビ
    ームを１つの光ビームに結合する偏光ビームスプ
    リツタとから成る光磁気メモリ用光学ヘツド。
JP20108984U 1984-12-28 1984-12-28 Pending JPS61118122U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20108984U JPS61118122U (ja) 1984-12-28 1984-12-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20108984U JPS61118122U (ja) 1984-12-28 1984-12-28

Publications (1)

Publication Number Publication Date
JPS61118122U true JPS61118122U (ja) 1986-07-25

Family

ID=30762548

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20108984U Pending JPS61118122U (ja) 1984-12-28 1984-12-28

Country Status (1)

Country Link
JP (1) JPS61118122U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0297610U (ja) * 1989-01-23 1990-08-03
JPH03254450A (ja) * 1990-03-05 1991-11-13 Sharp Corp 光磁気記録媒体の再生用光学装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0297610U (ja) * 1989-01-23 1990-08-03
JPH03254450A (ja) * 1990-03-05 1991-11-13 Sharp Corp 光磁気記録媒体の再生用光学装置

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