JPH0230916U - - Google Patents

Info

Publication number
JPH0230916U
JPH0230916U JP10823788U JP10823788U JPH0230916U JP H0230916 U JPH0230916 U JP H0230916U JP 10823788 U JP10823788 U JP 10823788U JP 10823788 U JP10823788 U JP 10823788U JP H0230916 U JPH0230916 U JP H0230916U
Authority
JP
Japan
Prior art keywords
lens
dark box
peephole
convex lens
fresnel 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
JP10823788U
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 JP10823788U priority Critical patent/JPH0230916U/ja
Publication of JPH0230916U publication Critical patent/JPH0230916U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
JP10823788U 1988-08-19 1988-08-19 Pending JPH0230916U (US20020193084A1-20021219-M00002.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10823788U JPH0230916U (US20020193084A1-20021219-M00002.png) 1988-08-19 1988-08-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10823788U JPH0230916U (US20020193084A1-20021219-M00002.png) 1988-08-19 1988-08-19

Publications (1)

Publication Number Publication Date
JPH0230916U true JPH0230916U (US20020193084A1-20021219-M00002.png) 1990-02-27

Family

ID=31343376

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10823788U Pending JPH0230916U (US20020193084A1-20021219-M00002.png) 1988-08-19 1988-08-19

Country Status (1)

Country Link
JP (1) JPH0230916U (US20020193084A1-20021219-M00002.png)

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