JPS6316026Y2 - - Google Patents

Info

Publication number
JPS6316026Y2
JPS6316026Y2 JP11129978U JP11129978U JPS6316026Y2 JP S6316026 Y2 JPS6316026 Y2 JP S6316026Y2 JP 11129978 U JP11129978 U JP 11129978U JP 11129978 U JP11129978 U JP 11129978U JP S6316026 Y2 JPS6316026 Y2 JP S6316026Y2
Authority
JP
Japan
Prior art keywords
optical
friction material
converging lens
center hole
lens
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.)
Expired
Application number
JP11129978U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5528265U (enExample
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 JP11129978U priority Critical patent/JPS6316026Y2/ja
Publication of JPS5528265U publication Critical patent/JPS5528265U/ja
Application granted granted Critical
Publication of JPS6316026Y2 publication Critical patent/JPS6316026Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
JP11129978U 1978-08-14 1978-08-14 Expired JPS6316026Y2 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11129978U JPS6316026Y2 (enExample) 1978-08-14 1978-08-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11129978U JPS6316026Y2 (enExample) 1978-08-14 1978-08-14

Publications (2)

Publication Number Publication Date
JPS5528265U JPS5528265U (enExample) 1980-02-23
JPS6316026Y2 true JPS6316026Y2 (enExample) 1988-05-09

Family

ID=29059000

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11129978U Expired JPS6316026Y2 (enExample) 1978-08-14 1978-08-14

Country Status (1)

Country Link
JP (1) JPS6316026Y2 (enExample)

Also Published As

Publication number Publication date
JPS5528265U (enExample) 1980-02-23

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