JPH01140622U - - Google Patents

Info

Publication number
JPH01140622U
JPH01140622U JP3708488U JP3708488U JPH01140622U JP H01140622 U JPH01140622 U JP H01140622U JP 3708488 U JP3708488 U JP 3708488U JP 3708488 U JP3708488 U JP 3708488U JP H01140622 U JPH01140622 U JP H01140622U
Authority
JP
Japan
Prior art keywords
light
disk
emitting element
receiving element
light receiving
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
JP3708488U
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 JP3708488U priority Critical patent/JPH01140622U/ja
Publication of JPH01140622U publication Critical patent/JPH01140622U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Optical Recording Or Reproduction (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP3708488U 1988-03-23 1988-03-23 Pending JPH01140622U (US20030199744A1-20031023-C00003.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3708488U JPH01140622U (US20030199744A1-20031023-C00003.png) 1988-03-23 1988-03-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3708488U JPH01140622U (US20030199744A1-20031023-C00003.png) 1988-03-23 1988-03-23

Publications (1)

Publication Number Publication Date
JPH01140622U true JPH01140622U (US20030199744A1-20031023-C00003.png) 1989-09-26

Family

ID=31263664

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3708488U Pending JPH01140622U (US20030199744A1-20031023-C00003.png) 1988-03-23 1988-03-23

Country Status (1)

Country Link
JP (1) JPH01140622U (US20030199744A1-20031023-C00003.png)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6332742A (ja) * 1986-07-25 1988-02-12 Nec Corp 光学ヘツド

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6332742A (ja) * 1986-07-25 1988-02-12 Nec Corp 光学ヘツド

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