JPS6391818U - - Google Patents

Info

Publication number
JPS6391818U
JPS6391818U JP18723986U JP18723986U JPS6391818U JP S6391818 U JPS6391818 U JP S6391818U JP 18723986 U JP18723986 U JP 18723986U JP 18723986 U JP18723986 U JP 18723986U JP S6391818 U JPS6391818 U JP S6391818U
Authority
JP
Japan
Prior art keywords
reflected beam
knife edge
edge prism
cylindrical part
ridge line
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.)
Granted
Application number
JP18723986U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0433541Y2 (enrdf_load_stackoverflow
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 JP18723986U priority Critical patent/JPH0433541Y2/ja
Publication of JPS6391818U publication Critical patent/JPS6391818U/ja
Application granted granted Critical
Publication of JPH0433541Y2 publication Critical patent/JPH0433541Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
  • Optical Recording Or Reproduction (AREA)
JP18723986U 1986-12-04 1986-12-04 Expired JPH0433541Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18723986U JPH0433541Y2 (enrdf_load_stackoverflow) 1986-12-04 1986-12-04

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18723986U JPH0433541Y2 (enrdf_load_stackoverflow) 1986-12-04 1986-12-04

Publications (2)

Publication Number Publication Date
JPS6391818U true JPS6391818U (enrdf_load_stackoverflow) 1988-06-14
JPH0433541Y2 JPH0433541Y2 (enrdf_load_stackoverflow) 1992-08-11

Family

ID=31137537

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18723986U Expired JPH0433541Y2 (enrdf_load_stackoverflow) 1986-12-04 1986-12-04

Country Status (1)

Country Link
JP (1) JPH0433541Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPH0433541Y2 (enrdf_load_stackoverflow) 1992-08-11

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