JPS6298023U - - Google Patents

Info

Publication number
JPS6298023U
JPS6298023U JP18997585U JP18997585U JPS6298023U JP S6298023 U JPS6298023 U JP S6298023U JP 18997585 U JP18997585 U JP 18997585U JP 18997585 U JP18997585 U JP 18997585U JP S6298023 U JPS6298023 U JP S6298023U
Authority
JP
Japan
Prior art keywords
optical disk
shielding plate
light
light shielding
condenser 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.)
Pending
Application number
JP18997585U
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 JP18997585U priority Critical patent/JPS6298023U/ja
Publication of JPS6298023U publication Critical patent/JPS6298023U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Length Measuring Devices By Optical Means (AREA)
  • Testing Of Optical Devices Or Fibers (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Manufacturing Optical Record Carriers (AREA)
JP18997585U 1985-12-10 1985-12-10 Pending JPS6298023U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18997585U JPS6298023U (enrdf_load_stackoverflow) 1985-12-10 1985-12-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18997585U JPS6298023U (enrdf_load_stackoverflow) 1985-12-10 1985-12-10

Publications (1)

Publication Number Publication Date
JPS6298023U true JPS6298023U (enrdf_load_stackoverflow) 1987-06-22

Family

ID=31142762

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18997585U Pending JPS6298023U (enrdf_load_stackoverflow) 1985-12-10 1985-12-10

Country Status (1)

Country Link
JP (1) JPS6298023U (enrdf_load_stackoverflow)

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