JPH0518749Y2 - - Google Patents

Info

Publication number
JPH0518749Y2
JPH0518749Y2 JP1987046178U JP4617887U JPH0518749Y2 JP H0518749 Y2 JPH0518749 Y2 JP H0518749Y2 JP 1987046178 U JP1987046178 U JP 1987046178U JP 4617887 U JP4617887 U JP 4617887U JP H0518749 Y2 JPH0518749 Y2 JP H0518749Y2
Authority
JP
Japan
Prior art keywords
lens
screen
total reflection
light
rising
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.)
Expired - Lifetime
Application number
JP1987046178U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63153245U (en]
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 JP1987046178U priority Critical patent/JPH0518749Y2/ja
Publication of JPS63153245U publication Critical patent/JPS63153245U/ja
Application granted granted Critical
Publication of JPH0518749Y2 publication Critical patent/JPH0518749Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP1987046178U 1987-03-28 1987-03-28 Expired - Lifetime JPH0518749Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987046178U JPH0518749Y2 (en]) 1987-03-28 1987-03-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987046178U JPH0518749Y2 (en]) 1987-03-28 1987-03-28

Publications (2)

Publication Number Publication Date
JPS63153245U JPS63153245U (en]) 1988-10-07
JPH0518749Y2 true JPH0518749Y2 (en]) 1993-05-18

Family

ID=30865600

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987046178U Expired - Lifetime JPH0518749Y2 (en]) 1987-03-28 1987-03-28

Country Status (1)

Country Link
JP (1) JPH0518749Y2 (en])

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59133535A (ja) * 1983-01-20 1984-07-31 Dainippon Printing Co Ltd 透過型スクリ−ン
JPS59193436A (ja) * 1983-04-18 1984-11-02 Victor Co Of Japan Ltd 透過式スクリ−ン
US4573764A (en) * 1983-12-30 1986-03-04 North American Philips Consumer Electronics Corp. Rear projection screen

Also Published As

Publication number Publication date
JPS63153245U (en]) 1988-10-07

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