JPS6418427U - - Google Patents

Info

Publication number
JPS6418427U
JPS6418427U JP11187487U JP11187487U JPS6418427U JP S6418427 U JPS6418427 U JP S6418427U JP 11187487 U JP11187487 U JP 11187487U JP 11187487 U JP11187487 U JP 11187487U JP S6418427 U JPS6418427 U JP S6418427U
Authority
JP
Japan
Prior art keywords
diffraction grating
optical component
half mirror
transparent substrate
optical head
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
JP11187487U
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 JP11187487U priority Critical patent/JPS6418427U/ja
Publication of JPS6418427U publication Critical patent/JPS6418427U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Head (AREA)
JP11187487U 1987-07-23 1987-07-23 Pending JPS6418427U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11187487U JPS6418427U (enrdf_load_stackoverflow) 1987-07-23 1987-07-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11187487U JPS6418427U (enrdf_load_stackoverflow) 1987-07-23 1987-07-23

Publications (1)

Publication Number Publication Date
JPS6418427U true JPS6418427U (enrdf_load_stackoverflow) 1989-01-30

Family

ID=31350312

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11187487U Pending JPS6418427U (enrdf_load_stackoverflow) 1987-07-23 1987-07-23

Country Status (1)

Country Link
JP (1) JPS6418427U (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62145546A (ja) * 1985-12-20 1987-06-29 Asahi Optical Co Ltd 光デイスク情報再生装置
JPS6358629A (ja) * 1986-08-29 1988-03-14 Hitachi Ltd 光学式再生装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62145546A (ja) * 1985-12-20 1987-06-29 Asahi Optical Co Ltd 光デイスク情報再生装置
JPS6358629A (ja) * 1986-08-29 1988-03-14 Hitachi Ltd 光学式再生装置

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