JPH0518746Y2 - - Google Patents

Info

Publication number
JPH0518746Y2
JPH0518746Y2 JP1985100507U JP10050785U JPH0518746Y2 JP H0518746 Y2 JPH0518746 Y2 JP H0518746Y2 JP 1985100507 U JP1985100507 U JP 1985100507U JP 10050785 U JP10050785 U JP 10050785U JP H0518746 Y2 JPH0518746 Y2 JP H0518746Y2
Authority
JP
Japan
Prior art keywords
screen
width
point
light
sheet
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
JP1985100507U
Other languages
English (en)
Japanese (ja)
Other versions
JPS629250U (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 JP1985100507U priority Critical patent/JPH0518746Y2/ja
Publication of JPS629250U publication Critical patent/JPS629250U/ja
Application granted granted Critical
Publication of JPH0518746Y2 publication Critical patent/JPH0518746Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP1985100507U 1985-07-03 1985-07-03 Expired - Lifetime JPH0518746Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985100507U JPH0518746Y2 (en]) 1985-07-03 1985-07-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985100507U JPH0518746Y2 (en]) 1985-07-03 1985-07-03

Publications (2)

Publication Number Publication Date
JPS629250U JPS629250U (en]) 1987-01-20
JPH0518746Y2 true JPH0518746Y2 (en]) 1993-05-18

Family

ID=30970397

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985100507U Expired - Lifetime JPH0518746Y2 (en]) 1985-07-03 1985-07-03

Country Status (1)

Country Link
JP (1) JPH0518746Y2 (en])

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5969748A (ja) * 1982-10-15 1984-04-20 Dainippon Printing Co Ltd 透過型投影スクリ−ン
JPS58214138A (ja) * 1983-02-17 1983-12-13 Sanyo Electric Co Ltd 透過型スクリ−ンの製造方法

Also Published As

Publication number Publication date
JPS629250U (en]) 1987-01-20

Similar Documents

Publication Publication Date Title
US6808271B1 (en) Projection type display apparatus
US2991690A (en) Stereoscopic lens-prism optical system
US4919518A (en) Multi-screen projector
US5100222A (en) Screen and image display apparatus
CA2716963C (en) Projection display
JP2643755B2 (ja) 液晶ディスプレイ
US20130044294A1 (en) Image displaying apparatus
WO1984004602A1 (en) Transparent rear projection screen
JPS6193424A (ja) 光投射装置
JPH0518746Y2 (en])
JP4539319B2 (ja) 投射型表示装置
JPS58122527A (ja) 背面投写スクリ−ンおよびこれを用いた背面投写装置
JPH05113613A (ja) プロジエクタの三色分離合成ミラー装置
JP4665630B2 (ja) 投射型映像表示装置およびオプチカルインテグレータ
JPH04195030A (ja) プロジェクタ
US5146342A (en) Rear projection television set with lenticular sheet and fresnel lens
JP2907995B2 (ja) 投写形液晶表示装置
JPH068942B2 (ja) 背面投写装置
KR940001684Y1 (ko) 오버헤드 투영기용 망원 렌즈 조립체
JP2003015102A (ja) 液晶投射型表示装置
CA1099547A (en) Video image projection apparatus
JPH05333437A (ja) リアプロジェクションテレビ
CN116107141B (zh) 棱镜和带有棱镜的投影系统
JPH02153338A (ja) 背面投射型スクリーン及びそれを用いた背面投射型画像表示装置
JP2678863B2 (ja) 画像投影装置