DE2209030C3 - Lichtübertragungsschirm mit Richtwirkung - Google Patents
Lichtübertragungsschirm mit RichtwirkungInfo
- Publication number
- DE2209030C3 DE2209030C3 DE2209030A DE2209030A DE2209030C3 DE 2209030 C3 DE2209030 C3 DE 2209030C3 DE 2209030 A DE2209030 A DE 2209030A DE 2209030 A DE2209030 A DE 2209030A DE 2209030 C3 DE2209030 C3 DE 2209030C3
- Authority
- DE
- Germany
- Prior art keywords
- fiber
- screen
- lens
- fiber lens
- light
- 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.)
- Expired
Links
- 230000005540 biological transmission Effects 0.000 title claims description 15
- 230000000694 effects Effects 0.000 title claims description 9
- 239000000835 fiber Substances 0.000 claims description 64
- 230000003287 optical effect Effects 0.000 claims description 25
- 239000011521 glass Substances 0.000 description 4
- 239000003086 colorant Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011094 fiberboard Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 235000012976 tarts Nutrition 0.000 description 1
- 238000010626 work up procedure Methods 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
- 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)
- Overhead Projectors And Projection Screens (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1075471A JPS559692B1 (enExample) | 1971-03-01 | 1971-03-01 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2209030A1 DE2209030A1 (de) | 1972-09-14 |
| DE2209030B2 DE2209030B2 (de) | 1974-12-05 |
| DE2209030C3 true DE2209030C3 (de) | 1975-08-07 |
Family
ID=11759091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2209030A Expired DE2209030C3 (de) | 1971-03-01 | 1972-02-25 | Lichtübertragungsschirm mit Richtwirkung |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS559692B1 (enExample) |
| DE (1) | DE2209030C3 (enExample) |
| FR (1) | FR2127855A5 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006034926A1 (de) * | 2006-07-28 | 2008-01-31 | Sick Ag | Entfernungsmessgerät |
-
1971
- 1971-03-01 JP JP1075471A patent/JPS559692B1/ja active Pending
-
1972
- 1972-02-25 DE DE2209030A patent/DE2209030C3/de not_active Expired
- 1972-02-29 FR FR7206781A patent/FR2127855A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2209030B2 (de) | 1974-12-05 |
| JPS559692B1 (enExample) | 1980-03-11 |
| DE2209030A1 (de) | 1972-09-14 |
| FR2127855A5 (enExample) | 1972-10-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |