JPH0289624U - - Google Patents

Info

Publication number
JPH0289624U
JPH0289624U JP16966788U JP16966788U JPH0289624U JP H0289624 U JPH0289624 U JP H0289624U JP 16966788 U JP16966788 U JP 16966788U JP 16966788 U JP16966788 U JP 16966788U JP H0289624 U JPH0289624 U JP H0289624U
Authority
JP
Japan
Prior art keywords
pickup device
transmittance
optical pickup
optical
annular zones
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
JP16966788U
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 JP16966788U priority Critical patent/JPH0289624U/ja
Publication of JPH0289624U publication Critical patent/JPH0289624U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Head (AREA)
JP16966788U 1988-12-27 1988-12-27 Pending JPH0289624U (US06826419-20041130-M00005.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16966788U JPH0289624U (US06826419-20041130-M00005.png) 1988-12-27 1988-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16966788U JPH0289624U (US06826419-20041130-M00005.png) 1988-12-27 1988-12-27

Publications (1)

Publication Number Publication Date
JPH0289624U true JPH0289624U (US06826419-20041130-M00005.png) 1990-07-16

Family

ID=31459932

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16966788U Pending JPH0289624U (US06826419-20041130-M00005.png) 1988-12-27 1988-12-27

Country Status (1)

Country Link
JP (1) JPH0289624U (US06826419-20041130-M00005.png)

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