JPS6257236U - - Google Patents

Info

Publication number
JPS6257236U
JPS6257236U JP1985148726U JP14872685U JPS6257236U JP S6257236 U JPS6257236 U JP S6257236U JP 1985148726 U JP1985148726 U JP 1985148726U JP 14872685 U JP14872685 U JP 14872685U JP S6257236 U JPS6257236 U JP S6257236U
Authority
JP
Japan
Prior art keywords
lens sheet
linear fresnel
fresnel lens
lenticular
optical path
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
JP1985148726U
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 JP1985148726U priority Critical patent/JPS6257236U/ja
Publication of JPS6257236U publication Critical patent/JPS6257236U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
  • Transforming Electric Information Into Light Information (AREA)
JP1985148726U 1985-09-28 1985-09-28 Pending JPS6257236U (et)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985148726U JPS6257236U (et) 1985-09-28 1985-09-28

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985148726U JPS6257236U (et) 1985-09-28 1985-09-28

Publications (1)

Publication Number Publication Date
JPS6257236U true JPS6257236U (et) 1987-04-09

Family

ID=31063268

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985148726U Pending JPS6257236U (et) 1985-09-28 1985-09-28

Country Status (1)

Country Link
JP (1) JPS6257236U (et)

Similar Documents

Publication Publication Date Title
JPS6257236U (et)
JPS62140603U (et)
JPS59115516U (ja) ランプ構造
JPS61188152U (et)
JPH046042U (et)
JPH0389432U (et)
JPH0337437U (et)
JPS62164330U (et)
JPS6289628U (et)
JPS63101901U (et)
JPH01124604U (et)
JPS5881525U (ja) 低損失背面投写スクリ−ン
JPS6246445U (et)
JPS6360140U (et)
JPH0213237U (et)
JPS6451926U (et)
JPS634535U (et)
JPS61155836U (et)
JPS6432530U (et)
JPS62109135U (et)
JPS612651U (ja) 透過型スクリ−ン
JPH03107770U (et)
JPS61185044U (et)
JPS58109725U (ja) オ−トフオ−カス用光学系
JPS646629U (et)