BE479443A - - Google Patents
Info
- Publication number
- BE479443A BE479443A BE479443DA BE479443A BE 479443 A BE479443 A BE 479443A BE 479443D A BE479443D A BE 479443DA BE 479443 A BE479443 A BE 479443A
- Authority
- BE
- Belgium
- Prior art keywords
- screen
- images
- projection
- image
- depressions
- Prior art date
Links
- 239000000126 substance Substances 0.000 claims description 3
- 230000001747 exhibiting effect Effects 0.000 claims 1
- 239000011521 glass Substances 0.000 description 8
- 230000001788 irregular Effects 0.000 description 8
- 229920003023 plastic Polymers 0.000 description 8
- 239000004033 plastic Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 230000003534 oscillatory effect Effects 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 4
- 230000033458 reproduction Effects 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 230000003313 weakening effect Effects 0.000 description 2
- 150000001299 aldehydes Chemical class 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000011049 pearl Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 125000003011 styrenyl group Chemical class [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
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
-
- 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
- G03B21/562—Screens moving during projection
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Overhead Projectors And Projection Screens (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE479443A true BE479443A (enEXAMPLES) |
Family
ID=126932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE479443D BE479443A (enEXAMPLES) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE479443A (enEXAMPLES) |
-
0
- BE BE479443D patent/BE479443A/fr unknown
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3526965B1 (fr) | Système de formation d'une image flottante | |
| EP0084998B1 (fr) | Appareil optique et procédé pour l'enregistrement ou la visualisation instantanée d'images agrandies et stéréoscopiques d'objets | |
| US2348818A (en) | Projection of images | |
| FR2626700A1 (fr) | Ecran d'affichage de tres grandes dimensions | |
| WO2010067029A1 (fr) | Panneau solaire permettant la visualisation d'une image | |
| FR2464506A1 (fr) | Materiau en feuille utilisable pour un ecran de projection | |
| BE479443A (enEXAMPLES) | ||
| WO2010057832A1 (en) | Time integrated integral image device | |
| FR2799527A1 (fr) | Lampe de vehicule comportant une glace munie de marques, et son procede de fabrication | |
| KR20040090876A (ko) | 초점이 있는 정구면(正球面) 반사 스크린 및 그 제조방법 | |
| JP3893988B2 (ja) | 透過型スクリーン | |
| RU2111550C1 (ru) | Декоративное или сувенирное устройство для показа изображения | |
| EP3129824A1 (en) | Thin integral image devices | |
| EP0828112B1 (fr) | Feu de signalisation à synthèse additive | |
| FR2686396A1 (fr) | Presentoir lumineux permettant de mettre en evidence un objet de consommation et son dispositif de production de lumiere. | |
| NL2002591C2 (nl) | Projectiescherm, alsmede werkwijze voor het vervaardigen daarvan. | |
| JPH04204927A (ja) | 反射型スクリーン | |
| FR2468144A1 (fr) | Procede de fabrication d'un dispositif pouvant etre utilise notamment comme projecteur pour la photographie ou la television et dispositif fabrique selon ce procede | |
| BE634569A (enEXAMPLES) | ||
| CH184919A (fr) | Installation pour l'obtention de vues en relief. | |
| CH442956A (fr) | Procédé pour la réalisation d'images colorées et appareil pour sa mise en oeuvre | |
| BE552772A (enEXAMPLES) | ||
| BE483964A (enEXAMPLES) | ||
| CH348557A (fr) | Procédé de fabrication d'un dispositif comprenant une surface destinée à recevoir une image et dispositif obtenu par ce procédé | |
| BE352108A (enEXAMPLES) |