JPS62168159U - - Google Patents

Info

Publication number
JPS62168159U
JPS62168159U JP5607386U JP5607386U JPS62168159U JP S62168159 U JPS62168159 U JP S62168159U JP 5607386 U JP5607386 U JP 5607386U JP 5607386 U JP5607386 U JP 5607386U JP S62168159 U JPS62168159 U JP S62168159U
Authority
JP
Japan
Prior art keywords
disk
focus
reflected light
circuit
servo device
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
JP5607386U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0510277Y2 (enrdf_load_stackoverflow
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 JP1986056073U priority Critical patent/JPH0510277Y2/ja
Publication of JPS62168159U publication Critical patent/JPS62168159U/ja
Application granted granted Critical
Publication of JPH0510277Y2 publication Critical patent/JPH0510277Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
JP1986056073U 1986-04-16 1986-04-16 Expired - Lifetime JPH0510277Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986056073U JPH0510277Y2 (enrdf_load_stackoverflow) 1986-04-16 1986-04-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986056073U JPH0510277Y2 (enrdf_load_stackoverflow) 1986-04-16 1986-04-16

Publications (2)

Publication Number Publication Date
JPS62168159U true JPS62168159U (enrdf_load_stackoverflow) 1987-10-24
JPH0510277Y2 JPH0510277Y2 (enrdf_load_stackoverflow) 1993-03-12

Family

ID=30884562

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986056073U Expired - Lifetime JPH0510277Y2 (enrdf_load_stackoverflow) 1986-04-16 1986-04-16

Country Status (1)

Country Link
JP (1) JPH0510277Y2 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03181062A (ja) * 1990-11-29 1991-08-07 Sony Corp 光ディスクの判別装置
JPH04123320A (ja) * 1990-09-13 1992-04-23 Matsushita Electric Ind Co Ltd 光ディスク装置
WO1998031012A1 (fr) * 1997-01-10 1998-07-16 Sony Corporation Systeme de disques optiques et systeme discernant les disques optiques

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5726769U (enrdf_load_stackoverflow) * 1980-07-17 1982-02-12
JPS5750357A (en) * 1980-09-08 1982-03-24 Matsushita Electric Ind Co Ltd Disk reproducer

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5726769U (enrdf_load_stackoverflow) * 1980-07-17 1982-02-12
JPS5750357A (en) * 1980-09-08 1982-03-24 Matsushita Electric Ind Co Ltd Disk reproducer

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04123320A (ja) * 1990-09-13 1992-04-23 Matsushita Electric Ind Co Ltd 光ディスク装置
JPH03181062A (ja) * 1990-11-29 1991-08-07 Sony Corp 光ディスクの判別装置
WO1998031012A1 (fr) * 1997-01-10 1998-07-16 Sony Corporation Systeme de disques optiques et systeme discernant les disques optiques

Also Published As

Publication number Publication date
JPH0510277Y2 (enrdf_load_stackoverflow) 1993-03-12

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