JPS63165602U - - Google Patents

Info

Publication number
JPS63165602U
JPS63165602U JP5937787U JP5937787U JPS63165602U JP S63165602 U JPS63165602 U JP S63165602U JP 5937787 U JP5937787 U JP 5937787U JP 5937787 U JP5937787 U JP 5937787U JP S63165602 U JPS63165602 U JP S63165602U
Authority
JP
Japan
Prior art keywords
mirror
fresnel
fresnel mirror
plane
optical axis
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
JP5937787U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0535364Y2 (US20020051482A1-20020502-M00012.png
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 JP5937787U priority Critical patent/JPH0535364Y2/ja
Publication of JPS63165602U publication Critical patent/JPS63165602U/ja
Application granted granted Critical
Publication of JPH0535364Y2 publication Critical patent/JPH0535364Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Elements Other Than Lenses (AREA)
  • Overhead Projectors And Projection Screens (AREA)
JP5937787U 1987-04-20 1987-04-20 Expired - Lifetime JPH0535364Y2 (US20020051482A1-20020502-M00012.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5937787U JPH0535364Y2 (US20020051482A1-20020502-M00012.png) 1987-04-20 1987-04-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5937787U JPH0535364Y2 (US20020051482A1-20020502-M00012.png) 1987-04-20 1987-04-20

Publications (2)

Publication Number Publication Date
JPS63165602U true JPS63165602U (US20020051482A1-20020502-M00012.png) 1988-10-28
JPH0535364Y2 JPH0535364Y2 (US20020051482A1-20020502-M00012.png) 1993-09-08

Family

ID=30890812

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5937787U Expired - Lifetime JPH0535364Y2 (US20020051482A1-20020502-M00012.png) 1987-04-20 1987-04-20

Country Status (1)

Country Link
JP (1) JPH0535364Y2 (US20020051482A1-20020502-M00012.png)

Also Published As

Publication number Publication date
JPH0535364Y2 (US20020051482A1-20020502-M00012.png) 1993-09-08

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