JPH0165569U - - Google Patents

Info

Publication number
JPH0165569U
JPH0165569U JP1988127052U JP12705288U JPH0165569U JP H0165569 U JPH0165569 U JP H0165569U JP 1988127052 U JP1988127052 U JP 1988127052U JP 12705288 U JP12705288 U JP 12705288U JP H0165569 U JPH0165569 U JP H0165569U
Authority
JP
Japan
Prior art keywords
screen
projection
fresnel lens
tube
focal length
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.)
Granted
Application number
JP1988127052U
Other languages
English (en)
Japanese (ja)
Other versions
JPH055749Y2 (US06623731-20030923-C00012.png
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 JP1988127052U priority Critical patent/JPH055749Y2/ja
Publication of JPH0165569U publication Critical patent/JPH0165569U/ja
Application granted granted Critical
Publication of JPH055749Y2 publication Critical patent/JPH055749Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Transforming Electric Information Into Light Information (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Overhead Projectors And Projection Screens (AREA)
JP1988127052U 1988-09-30 1988-09-30 Expired - Lifetime JPH055749Y2 (US06623731-20030923-C00012.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988127052U JPH055749Y2 (US06623731-20030923-C00012.png) 1988-09-30 1988-09-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988127052U JPH055749Y2 (US06623731-20030923-C00012.png) 1988-09-30 1988-09-30

Publications (2)

Publication Number Publication Date
JPH0165569U true JPH0165569U (US06623731-20030923-C00012.png) 1989-04-26
JPH055749Y2 JPH055749Y2 (US06623731-20030923-C00012.png) 1993-02-15

Family

ID=31379127

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988127052U Expired - Lifetime JPH055749Y2 (US06623731-20030923-C00012.png) 1988-09-30 1988-09-30

Country Status (1)

Country Link
JP (1) JPH055749Y2 (US06623731-20030923-C00012.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH047987A (ja) * 1990-04-25 1992-01-13 Pioneer Electron Corp リアプロジェクションテレビの製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5251538U (US06623731-20030923-C00012.png) * 1975-10-09 1977-04-13

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH047987A (ja) * 1990-04-25 1992-01-13 Pioneer Electron Corp リアプロジェクションテレビの製造方法

Also Published As

Publication number Publication date
JPH055749Y2 (US06623731-20030923-C00012.png) 1993-02-15

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