CH672686A5 - - Google Patents
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- Publication number
- CH672686A5 CH672686A5 CH162388A CH162388A CH672686A5 CH 672686 A5 CH672686 A5 CH 672686A5 CH 162388 A CH162388 A CH 162388A CH 162388 A CH162388 A CH 162388A CH 672686 A5 CH672686 A5 CH 672686A5
- Authority
- CH
- Switzerland
- Prior art keywords
- screen
- images
- slide
- slides
- projector
- Prior art date
Links
- 238000005286 illumination Methods 0.000 claims description 20
- 230000004907 flux Effects 0.000 claims description 10
- 230000008859 change Effects 0.000 abstract description 10
- 230000000295 complement effect Effects 0.000 abstract description 5
- 230000005693 optoelectronics Effects 0.000 abstract description 4
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 description 7
- 238000005192 partition Methods 0.000 description 7
- 230000008034 disappearance Effects 0.000 description 4
- 230000001886 ciliary effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000000750 progressive effect Effects 0.000 description 3
- 210000001525 retina Anatomy 0.000 description 3
- 239000003086 colorant Substances 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000000554 iris Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000037230 mobility Effects 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 210000001747 pupil Anatomy 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000004379 myopia Effects 0.000 description 1
- 208000001491 myopia Diseases 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001766 physiological effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000001052 transient effect Effects 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
- G03B23/00—Devices for changing pictures in viewing apparatus or projectors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH267586 | 1986-07-03 | ||
| CH385686 | 1986-09-26 | ||
| CH101887 | 1987-03-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH672686A5 true CH672686A5 (enrdf_load_stackoverflow) | 1989-12-15 |
Family
ID=27172607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH162388A CH672686A5 (enrdf_load_stackoverflow) | 1986-07-03 | 1988-07-01 |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0313573A1 (enrdf_load_stackoverflow) |
| CH (1) | CH672686A5 (enrdf_load_stackoverflow) |
| WO (1) | WO1988000360A1 (enrdf_load_stackoverflow) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB549645A (en) * | 1940-07-25 | 1942-12-01 | Kodak Ltd | Improvements in or relating to duplex optical projection apparatus |
| US3194115A (en) * | 1962-07-26 | 1965-07-13 | Realist | Dual slide projector with a single magazine |
| DE2847469A1 (de) * | 1978-11-02 | 1980-05-14 | Rollei Werke Franke Heidecke | Verfahren und vorrichtung zur optischen unterdrueckung der bildwechselbewegung bei durchlichtgeraeten |
-
1987
- 1987-07-01 WO PCT/EP1987/000365 patent/WO1988000360A1/fr not_active Application Discontinuation
- 1987-07-01 EP EP19870904688 patent/EP0313573A1/fr not_active Withdrawn
-
1988
- 1988-07-01 CH CH162388A patent/CH672686A5/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| WO1988000360A1 (fr) | 1988-01-14 |
| EP0313573A1 (fr) | 1989-05-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |