JPH0728586Y2 - 光学的情報記録再生装置 - Google Patents

光学的情報記録再生装置

Info

Publication number
JPH0728586Y2
JPH0728586Y2 JP1984167282U JP16728284U JPH0728586Y2 JP H0728586 Y2 JPH0728586 Y2 JP H0728586Y2 JP 1984167282 U JP1984167282 U JP 1984167282U JP 16728284 U JP16728284 U JP 16728284U JP H0728586 Y2 JPH0728586 Y2 JP H0728586Y2
Authority
JP
Japan
Prior art keywords
objective lens
dew condensation
information recording
condensation sensor
optical pickup
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.)
Expired - Lifetime
Application number
JP1984167282U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6183119U (cs
Inventor
美輝 蒲谷
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP1984167282U priority Critical patent/JPH0728586Y2/ja
Publication of JPS6183119U publication Critical patent/JPS6183119U/ja
Application granted granted Critical
Publication of JPH0728586Y2 publication Critical patent/JPH0728586Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Head (AREA)
JP1984167282U 1984-11-02 1984-11-02 光学的情報記録再生装置 Expired - Lifetime JPH0728586Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984167282U JPH0728586Y2 (ja) 1984-11-02 1984-11-02 光学的情報記録再生装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984167282U JPH0728586Y2 (ja) 1984-11-02 1984-11-02 光学的情報記録再生装置

Publications (2)

Publication Number Publication Date
JPS6183119U JPS6183119U (cs) 1986-06-02
JPH0728586Y2 true JPH0728586Y2 (ja) 1995-06-28

Family

ID=30725083

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984167282U Expired - Lifetime JPH0728586Y2 (ja) 1984-11-02 1984-11-02 光学的情報記録再生装置

Country Status (1)

Country Link
JP (1) JPH0728586Y2 (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2564943Y2 (ja) * 1991-04-26 1998-03-11 日本電気ホームエレクトロニクス株式会社 光ヘッド装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5914149A (ja) * 1982-07-15 1984-01-25 Mitsubishi Electric Corp 光学式情報記録再生装置
JPS59112326U (ja) * 1983-01-14 1984-07-28 日本電気株式会社 光学ヘツド

Also Published As

Publication number Publication date
JPS6183119U (cs) 1986-06-02

Similar Documents

Publication Publication Date Title
JPH0756708B2 (ja) 光磁気ディスクとその記録装置
DE69125524D1 (de) Servosystem für einen optischen Aufnahme- und Wiedergabeantrieb
JPH0728586Y2 (ja) 光学的情報記録再生装置
CN1130285A (zh) 光学存储器中污染程度的检测
JPS55125542A (en) Optical reproduction unit
NZ299938A (en) Disposable video recorder comprises lens, light sensing means, signal processing means, recording medium mounting means, write means, casing and means for limiting the useful life of a component
JP2863206B2 (ja) 光情報記録装置及びこれに用いる光情報記録媒体
JPH0490186A (ja) 情報記録再生装置
JP2675311B2 (ja) ディスク再生方法
JPS61248242A (ja) 光学的情報記録再生装置
JPH01162240A (ja) 光ピックアップ
JPH04134772A (ja) 光デイスクドライブ装置の対物レンズ汚染検出用カートリッジ
JPS60182580A (ja) デイスク・プレイヤ−
KR900003160Y1 (ko) 콤팩트 디스크 플레이어의 대물렌즈 크리너
JPS6437988U (cs)
JPH087299A (ja) 光ディスク装置
JPS62209752A (ja) 光磁気デイスク装置
JPH0233783A (ja) フレキシブルディスクカートリッジ
JPH0543320U (ja) 光記録媒体駆動装置
JPS63249945A (ja) 光学ピツクアツプ
JPH02144185U (cs)
JPS6134739A (ja) 光学ヘツド
JPH02166624A (ja) 光学ヘッド用アクチュエータ
Paulson et al. The Video Disc System: A Technical Report by the SMPTE Study Group on Video Disc Recording
JPH02135919U (cs)