JPH01152331U - - Google Patents

Info

Publication number
JPH01152331U
JPH01152331U JP1987192619U JP19261987U JPH01152331U JP H01152331 U JPH01152331 U JP H01152331U JP 1987192619 U JP1987192619 U JP 1987192619U JP 19261987 U JP19261987 U JP 19261987U JP H01152331 U JPH01152331 U JP H01152331U
Authority
JP
Japan
Prior art keywords
lens
sides
convex lens
screen
total reflection
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
JP1987192619U
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
Publication of JPH01152331U publication Critical patent/JPH01152331U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Overhead Projectors And Projection Screens (AREA)
JP1987192619U 1987-07-03 1987-12-18 Pending JPH01152331U (US07714131-20100511-C00024.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10181487 1987-07-03

Publications (1)

Publication Number Publication Date
JPH01152331U true JPH01152331U (US07714131-20100511-C00024.png) 1989-10-20

Family

ID=33446830

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987192619U Pending JPH01152331U (US07714131-20100511-C00024.png) 1987-07-03 1987-12-18

Country Status (1)

Country Link
JP (1) JPH01152331U (US07714131-20100511-C00024.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003504657A (ja) * 1999-07-02 2003-02-04 トムソン ライセンシング ソシエテ アノニム テレビジョン用の投写型スクリーン

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003504657A (ja) * 1999-07-02 2003-02-04 トムソン ライセンシング ソシエテ アノニム テレビジョン用の投写型スクリーン

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