JPS6186825U - - Google Patents

Info

Publication number
JPS6186825U
JPS6186825U JP17265884U JP17265884U JPS6186825U JP S6186825 U JPS6186825 U JP S6186825U JP 17265884 U JP17265884 U JP 17265884U JP 17265884 U JP17265884 U JP 17265884U JP S6186825 U JPS6186825 U JP S6186825U
Authority
JP
Japan
Prior art keywords
recording
disk
differential amplifier
pickup
light receiving
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
JP17265884U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0538437Y2 (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 JP1984172658U priority Critical patent/JPH0538437Y2/ja
Publication of JPS6186825U publication Critical patent/JPS6186825U/ja
Application granted granted Critical
Publication of JPH0538437Y2 publication Critical patent/JPH0538437Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP1984172658U 1984-11-14 1984-11-14 Expired - Lifetime JPH0538437Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984172658U JPH0538437Y2 (en]) 1984-11-14 1984-11-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984172658U JPH0538437Y2 (en]) 1984-11-14 1984-11-14

Publications (2)

Publication Number Publication Date
JPS6186825U true JPS6186825U (en]) 1986-06-06
JPH0538437Y2 JPH0538437Y2 (en]) 1993-09-29

Family

ID=30730321

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984172658U Expired - Lifetime JPH0538437Y2 (en]) 1984-11-14 1984-11-14

Country Status (1)

Country Link
JP (1) JPH0538437Y2 (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03224171A (ja) * 1990-01-30 1991-10-03 Kenwood Corp ディスクのアンクランプ判別方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5730865U (en]) * 1980-07-28 1982-02-18
JPS59140645A (ja) * 1983-01-31 1984-08-13 Ricoh Co Ltd 光学的記録再生装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5730865U (en]) * 1980-07-28 1982-02-18
JPS59140645A (ja) * 1983-01-31 1984-08-13 Ricoh Co Ltd 光学的記録再生装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03224171A (ja) * 1990-01-30 1991-10-03 Kenwood Corp ディスクのアンクランプ判別方法

Also Published As

Publication number Publication date
JPH0538437Y2 (en]) 1993-09-29

Similar Documents

Publication Publication Date Title
CA2002381A1 (en) Optical pickup device
JPS6186825U (en])
JPS6318354B2 (en])
JPS6367256B2 (en])
JPS61931A (ja) 光学式記録再生装置
KR920702529A (ko) 자기 광학 기록 및 재생장치
JPS6157319U (en])
JPS61187020U (en])
JPS57154657A (en) Optical type information reproducing device
JPS62101118U (en])
JPS6161621U (en])
JPS57154660A (en) Optical type information reproducing device
JPS6215Y2 (en])
JPS6321979B2 (en])
JPS583140A (ja) 光学的情報記録・再生装置における焦点制御信号検出装置
JPS57154658A (en) Optical type information reproducing device
JPS6312524B2 (en])
JPS5532245A (en) Optical recorder and reproducing device
JPS6353617B2 (en])
JPS5774841A (en) Control signal detector of optical information reader
JPS6313414U (en])
JPS58121142A (ja) 光学記録再生装置
JPH03278326A (ja) トラックエラー信号検出装置
JPS6340811U (en])
JPS61187018U (en])