JPH03124332U - - Google Patents

Info

Publication number
JPH03124332U
JPH03124332U JP3166190U JP3166190U JPH03124332U JP H03124332 U JPH03124332 U JP H03124332U JP 3166190 U JP3166190 U JP 3166190U JP 3166190 U JP3166190 U JP 3166190U JP H03124332 U JPH03124332 U JP H03124332U
Authority
JP
Japan
Prior art keywords
track
servo control
optical head
measurement
measurement module
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
JP3166190U
Other languages
English (en)
Japanese (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 JP3166190U priority Critical patent/JPH03124332U/ja
Publication of JPH03124332U publication Critical patent/JPH03124332U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Manufacturing Optical Record Carriers (AREA)
JP3166190U 1990-03-27 1990-03-27 Pending JPH03124332U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3166190U JPH03124332U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-03-27 1990-03-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3166190U JPH03124332U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-03-27 1990-03-27

Publications (1)

Publication Number Publication Date
JPH03124332U true JPH03124332U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1991-12-17

Family

ID=31534455

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3166190U Pending JPH03124332U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-03-27 1990-03-27

Country Status (1)

Country Link
JP (1) JPH03124332U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62174638A (ja) * 1986-01-28 1987-07-31 Matsushita Electric Ind Co Ltd 光記録媒体製造検査装置
JPH0224540A (ja) * 1988-07-13 1990-01-26 Ntn Corp 光ディスク検査装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62174638A (ja) * 1986-01-28 1987-07-31 Matsushita Electric Ind Co Ltd 光記録媒体製造検査装置
JPH0224540A (ja) * 1988-07-13 1990-01-26 Ntn Corp 光ディスク検査装置

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