BE344662A - - Google Patents
Info
- Publication number
- BE344662A BE344662A BE344662DA BE344662A BE 344662 A BE344662 A BE 344662A BE 344662D A BE344662D A BE 344662DA BE 344662 A BE344662 A BE 344662A
- Authority
- BE
- Belgium
- Prior art keywords
- band
- screen
- light
- covered
- elements
- Prior art date
Links
- 238000000034 method Methods 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 claims 1
- 230000005284 excitation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
Landscapes
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Marketing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Overhead Projectors And Projection Screens (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE344662A true BE344662A (OSRAM) |
Family
ID=20796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE344662D BE344662A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE344662A (OSRAM) |
-
0
- BE BE344662D patent/BE344662A/fr unknown
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