JPH0332726U - - Google Patents

Info

Publication number
JPH0332726U
JPH0332726U JP8912589U JP8912589U JPH0332726U JP H0332726 U JPH0332726 U JP H0332726U JP 8912589 U JP8912589 U JP 8912589U JP 8912589 U JP8912589 U JP 8912589U JP H0332726 U JPH0332726 U JP H0332726U
Authority
JP
Japan
Prior art keywords
groove
pickup device
optical pickup
shaped notch
light beam
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
JP8912589U
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 JP8912589U priority Critical patent/JPH0332726U/ja
Publication of JPH0332726U publication Critical patent/JPH0332726U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
JP8912589U 1989-07-31 1989-07-31 Pending JPH0332726U (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8912589U JPH0332726U (en]) 1989-07-31 1989-07-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8912589U JPH0332726U (en]) 1989-07-31 1989-07-31

Publications (1)

Publication Number Publication Date
JPH0332726U true JPH0332726U (en]) 1991-03-29

Family

ID=31638720

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8912589U Pending JPH0332726U (en]) 1989-07-31 1989-07-31

Country Status (1)

Country Link
JP (1) JPH0332726U (en])

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006252773A (ja) * 2006-06-26 2006-09-21 Hitachi Media Electoronics Co Ltd 光ピックアップ及び光ディスク装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006252773A (ja) * 2006-06-26 2006-09-21 Hitachi Media Electoronics Co Ltd 光ピックアップ及び光ディスク装置

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