JPS61199728U - - Google Patents

Info

Publication number
JPS61199728U
JPS61199728U JP8165785U JP8165785U JPS61199728U JP S61199728 U JPS61199728 U JP S61199728U JP 8165785 U JP8165785 U JP 8165785U JP 8165785 U JP8165785 U JP 8165785U JP S61199728 U JPS61199728 U JP S61199728U
Authority
JP
Japan
Prior art keywords
pickup device
beam splitter
optical pickup
diffraction grating
laser
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
JP8165785U
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 JP8165785U priority Critical patent/JPS61199728U/ja
Publication of JPS61199728U publication Critical patent/JPS61199728U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Optical Head (AREA)
JP8165785U 1985-05-30 1985-05-30 Pending JPS61199728U (US20080094685A1-20080424-C00004.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8165785U JPS61199728U (US20080094685A1-20080424-C00004.png) 1985-05-30 1985-05-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8165785U JPS61199728U (US20080094685A1-20080424-C00004.png) 1985-05-30 1985-05-30

Publications (1)

Publication Number Publication Date
JPS61199728U true JPS61199728U (US20080094685A1-20080424-C00004.png) 1986-12-13

Family

ID=30628641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8165785U Pending JPS61199728U (US20080094685A1-20080424-C00004.png) 1985-05-30 1985-05-30

Country Status (1)

Country Link
JP (1) JPS61199728U (US20080094685A1-20080424-C00004.png)

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