JPS559692B1 - - Google Patents
Info
- Publication number
- JPS559692B1 JPS559692B1 JP1075471A JP1075471A JPS559692B1 JP S559692 B1 JPS559692 B1 JP S559692B1 JP 1075471 A JP1075471 A JP 1075471A JP 1075471 A JP1075471 A JP 1075471A JP S559692 B1 JPS559692 B1 JP S559692B1
- 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.)
- Pending
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
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1075471A JPS559692B1 (en) | 1971-03-01 | 1971-03-01 | |
| DE2209030A DE2209030C3 (en) | 1971-03-01 | 1972-02-25 | Light transmission screen with directional effect |
| US05/229,917 US4026634A (en) | 1969-06-18 | 1972-02-28 | Directional light transmitting screen |
| FR7206781A FR2127855A5 (en) | 1971-03-01 | 1972-02-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1075471A JPS559692B1 (en) | 1971-03-01 | 1971-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS559692B1 true JPS559692B1 (en) | 1980-03-11 |
Family
ID=11759091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1075471A Pending JPS559692B1 (en) | 1969-06-18 | 1971-03-01 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS559692B1 (en) |
| DE (1) | DE2209030C3 (en) |
| FR (1) | FR2127855A5 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102006034926A1 (en) | 2006-07-28 | 2008-01-31 | Sick Ag | Opto-electronic distance measuring device for determining distance of object, comprises illuminating unit and transceiver optics with beam forming optics, where transceiver optics produces different illuminating patterns on objects |
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1971
- 1971-03-01 JP JP1075471A patent/JPS559692B1/ja active Pending
-
1972
- 1972-02-25 DE DE2209030A patent/DE2209030C3/en not_active Expired
- 1972-02-29 FR FR7206781A patent/FR2127855A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2127855A5 (en) | 1972-10-13 |
| DE2209030B2 (en) | 1974-12-05 |
| DE2209030C3 (en) | 1975-08-07 |
| DE2209030A1 (en) | 1972-09-14 |