JPH041537U - - Google Patents

Info

Publication number
JPH041537U
JPH041537U JP4201890U JP4201890U JPH041537U JP H041537 U JPH041537 U JP H041537U JP 4201890 U JP4201890 U JP 4201890U JP 4201890 U JP4201890 U JP 4201890U JP H041537 U JPH041537 U JP H041537U
Authority
JP
Japan
Prior art keywords
light source
overhead projector
reflecting mirror
light
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
JP4201890U
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 JP4201890U priority Critical patent/JPH041537U/ja
Publication of JPH041537U publication Critical patent/JPH041537U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP4201890U 1990-04-19 1990-04-19 Pending JPH041537U (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4201890U JPH041537U (de) 1990-04-19 1990-04-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4201890U JPH041537U (de) 1990-04-19 1990-04-19

Publications (1)

Publication Number Publication Date
JPH041537U true JPH041537U (de) 1992-01-08

Family

ID=31553192

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4201890U Pending JPH041537U (de) 1990-04-19 1990-04-19

Country Status (1)

Country Link
JP (1) JPH041537U (de)

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