FR959731A - - Google Patents
Info
- Publication number
- FR959731A FR959731A FR959731DA FR959731A FR 959731 A FR959731 A FR 959731A FR 959731D A FR959731D A FR 959731DA FR 959731 A FR959731 A FR 959731A
- Authority
- FR
- France
- 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
- G03B21/62—Translucent screens
- G03B21/625—Lenticular translucent screens
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR959731A true FR959731A (en) | 1950-04-04 |
Family
ID=1561566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR959731D Expired FR959731A (en) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR959731A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3183775A (en) * | 1962-09-10 | 1965-05-18 | Fma Inc | Backlit projection screen |
| FR2390265A1 (en) * | 1977-05-14 | 1978-12-08 | Bayer Ag | |
| FR2793043A1 (en) * | 1999-04-29 | 2000-11-03 | Synelec Sa | PROJECTION SCREEN |
| FR2793042A1 (en) * | 1999-04-29 | 2000-11-03 | Synelec Sa | Rear projection screen, has support with micro-lenses and adjacent opaque layer with holes aligned with focal points of lenses |
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0
- FR FR959731D patent/FR959731A/fr not_active Expired
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3183775A (en) * | 1962-09-10 | 1965-05-18 | Fma Inc | Backlit projection screen |
| FR2390265A1 (en) * | 1977-05-14 | 1978-12-08 | Bayer Ag | |
| FR2793043A1 (en) * | 1999-04-29 | 2000-11-03 | Synelec Sa | PROJECTION SCREEN |
| FR2793042A1 (en) * | 1999-04-29 | 2000-11-03 | Synelec Sa | Rear projection screen, has support with micro-lenses and adjacent opaque layer with holes aligned with focal points of lenses |
| WO2000067071A1 (en) * | 1999-04-29 | 2000-11-09 | Synelec Telecom Multimedia | Projection screen |
| US6829086B1 (en) | 1999-04-29 | 2004-12-07 | Synelec Telecom Multimedia | Projection screen |