JPS6138305Y2 - - Google Patents

Info

Publication number
JPS6138305Y2
JPS6138305Y2 JP1981041181U JP4118181U JPS6138305Y2 JP S6138305 Y2 JPS6138305 Y2 JP S6138305Y2 JP 1981041181 U JP1981041181 U JP 1981041181U JP 4118181 U JP4118181 U JP 4118181U JP S6138305 Y2 JPS6138305 Y2 JP S6138305Y2
Authority
JP
Japan
Prior art keywords
screen surface
projection
light
overscanned
wing portions
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
Application number
JP1981041181U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57155878U (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 JP1981041181U priority Critical patent/JPS6138305Y2/ja
Publication of JPS57155878U publication Critical patent/JPS57155878U/ja
Application granted granted Critical
Publication of JPS6138305Y2 publication Critical patent/JPS6138305Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
  • Transforming Electric Information Into Light Information (AREA)
JP1981041181U 1981-03-24 1981-03-24 Expired JPS6138305Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981041181U JPS6138305Y2 (enrdf_load_stackoverflow) 1981-03-24 1981-03-24

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981041181U JPS6138305Y2 (enrdf_load_stackoverflow) 1981-03-24 1981-03-24

Publications (2)

Publication Number Publication Date
JPS57155878U JPS57155878U (enrdf_load_stackoverflow) 1982-09-30
JPS6138305Y2 true JPS6138305Y2 (enrdf_load_stackoverflow) 1986-11-05

Family

ID=29838265

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981041181U Expired JPS6138305Y2 (enrdf_load_stackoverflow) 1981-03-24 1981-03-24

Country Status (1)

Country Link
JP (1) JPS6138305Y2 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS57155878U (enrdf_load_stackoverflow) 1982-09-30

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