JPS5552417Y2 - - Google Patents
Info
- Publication number
- JPS5552417Y2 JPS5552417Y2 JP1976155099U JP15509976U JPS5552417Y2 JP S5552417 Y2 JPS5552417 Y2 JP S5552417Y2 JP 1976155099 U JP1976155099 U JP 1976155099U JP 15509976 U JP15509976 U JP 15509976U JP S5552417 Y2 JPS5552417 Y2 JP S5552417Y2
- Authority
- JP
- Japan
- 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
Links
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
- G03B21/602—Lenticular screens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
- Transforming Electric Information Into Light Information (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1976155099U JPS5552417Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-11-18 | 1976-11-18 | |
| US05/850,147 US4152047A (en) | 1976-11-18 | 1977-11-10 | Projection screen means |
| DE2750891A DE2750891C3 (de) | 1976-11-18 | 1977-11-14 | Ruckprojektionsschirm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1976155099U JPS5552417Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-11-18 | 1976-11-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5371443U JPS5371443U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-06-15 |
| JPS5552417Y2 true JPS5552417Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1980-12-05 |
Family
ID=15598594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1976155099U Expired JPS5552417Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1976-11-18 | 1976-11-18 |
Country Status (3)
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4492442A (en) * | 1979-10-04 | 1985-01-08 | Gaudyn Tad J | Three dimensional projection arrangement |
| DE3018449C2 (de) * | 1980-05-14 | 1983-01-05 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Projektionsschirmeinrichtung |
| JPS5879731U (ja) * | 1981-11-26 | 1983-05-30 | ソニー株式会社 | リアプロジエクタ装置 |
| US4482206A (en) * | 1983-04-21 | 1984-11-13 | Rca Corporation | Rear projection television screen having a multi-surface Fresnel lens |
| US4473355A (en) * | 1983-06-30 | 1984-09-25 | Messerschmitt-Boelkow-Blohm Gesellschaft Mit Beschraenkter Haftung | Visual simulator and display screen for said simulator |
| DK156596C (da) * | 1985-08-30 | 1990-01-29 | Scan Screen Production A S | Transparent baglysprojektionsskaerm |
| JPH03213840A (ja) * | 1988-11-22 | 1991-09-19 | Canon Inc | 背面投射型スクリーン及びこれを用いた背面投射型画像表示装置 |
| NL8600684A (nl) * | 1986-03-18 | 1987-10-16 | Philips Nv | Kompakt doorzichtprojektiesysteem met scheef invallende lichtbundel. |
| NL8801361A (nl) * | 1988-05-27 | 1989-12-18 | Koninkl Philips Electronics Nv | Opzichtprojektiescherm. |
| US5208620A (en) * | 1988-10-04 | 1993-05-04 | Canon Kabushiki Kaisha | Display apparatus |
| US5390050A (en) * | 1988-11-10 | 1995-02-14 | Canon Kabushiki Kaisha | Eccentric Fresnel lens sheet and method of making same |
| JPH0387731A (ja) * | 1988-11-29 | 1991-04-12 | Canon Inc | 画像表示装置 |
| JPH03213841A (ja) * | 1988-11-29 | 1991-09-19 | Canon Inc | 背面投射型スクリーン及び画像表示装置 |
| US6347012B1 (en) | 2000-03-06 | 2002-02-12 | Lockheed Martin Corporation | Display system with improved luminosity |
| DE10207564C1 (de) * | 2002-02-22 | 2003-11-20 | Fraunhofer Ges Forschung | Vorrichtung zur Lichtlenkung aus wenigstens einem teiltransluzentem Flächenmaterial |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2200646A (en) * | 1938-02-28 | 1940-05-14 | John D Strong | Transparent projection screen |
| US3319517A (en) * | 1965-01-18 | 1967-05-16 | Ncr Co | Micro-image storage and retrieval apparatus |
| JPS5084030U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-12-03 | 1975-07-18 |
-
1976
- 1976-11-18 JP JP1976155099U patent/JPS5552417Y2/ja not_active Expired
-
1977
- 1977-11-10 US US05/850,147 patent/US4152047A/en not_active Expired - Lifetime
- 1977-11-14 DE DE2750891A patent/DE2750891C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US4152047A (en) | 1979-05-01 |
| JPS5371443U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-06-15 |
| DE2750891A1 (de) | 1978-05-24 |
| DE2750891B2 (de) | 1979-09-20 |
| DE2750891C3 (de) | 1980-06-12 |