JPH035121U - - Google Patents

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Publication number
JPH035121U
JPH035121U JP6516189U JP6516189U JPH035121U JP H035121 U JPH035121 U JP H035121U JP 6516189 U JP6516189 U JP 6516189U JP 6516189 U JP6516189 U JP 6516189U JP H035121 U JPH035121 U JP H035121U
Authority
JP
Japan
Prior art keywords
light beam
polarization direction
linearly polarized
optical isolator
adjusting means
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
JP6516189U
Other languages
English (en)
Other versions
JPH0717058Y2 (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 JP6516189U priority Critical patent/JPH0717058Y2/ja
Publication of JPH035121U publication Critical patent/JPH035121U/ja
Application granted granted Critical
Publication of JPH0717058Y2 publication Critical patent/JPH0717058Y2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Description

【図面の簡単な説明】
図は本考案による光学アイソレータを備えた光
デイスク記録装置における光学系の構成図である
。 主要部分の符号の説明、１，８……偏光ビーム
スプリツタ、２，９……λ／４板、３，１０……
λ／２板、４……ダイクロイツクミラー、６……
対物レンズ、７……ガラス原盤。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 直線偏光の照射光ビームを透過しかつこの
    透過光ビームに基づく反射光ビームを前記照射光
    ビームと直交する直線偏光の光ビームに変換する
    偏光状態変換手段を含む光学アイソレータであつ
    て、前記偏光状態変換手段の照射光側又は反射光
    側に光ビームの偏光方向を回転せしめる偏光方向
    調整手段を備えたことを特徴とする光学アイソレ
    ータ。 (2) 前記偏光方向調整手段は、光軸を中心に回
    転可能に設けられた２分の１波長板であることを
    特徴とする請求項１記載の光学アイソレータ。
JP6516189U 1989-06-02 1989-06-02 光学アイソレータ Expired - Fee Related JPH0717058Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6516189U JPH0717058Y2 (ja) 1989-06-02 1989-06-02 光学アイソレータ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6516189U JPH0717058Y2 (ja) 1989-06-02 1989-06-02 光学アイソレータ

Publications (2)

Publication Number Publication Date
JPH035121U true JPH035121U (ja) 1991-01-18
JPH0717058Y2 JPH0717058Y2 (ja) 1995-04-19

Family

ID=31596746

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6516189U Expired - Fee Related JPH0717058Y2 (ja) 1989-06-02 1989-06-02 光学アイソレータ

Country Status (1)

Country Link
JP (1) JPH0717058Y2 (ja)

Also Published As

Publication number Publication date
JPH0717058Y2 (ja) 1995-04-19

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees