BE357371A - - Google Patents
Info
- Publication number
- BE357371A BE357371A BE357371DA BE357371A BE 357371 A BE357371 A BE 357371A BE 357371D A BE357371D A BE 357371DA BE 357371 A BE357371 A BE 357371A
- Authority
- BE
- Belgium
- Prior art keywords
- engraved
- signs
- characters
- lamps
- ice
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0018—Redirecting means on the surface of the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/003—Lens or lenticular sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0031—Reflecting element, sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
- G02B6/007—Incandescent lamp or gas discharge lamp
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE357371T | 1929-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE357371A true BE357371A (ja) | 1929-02-28 |
Family
ID=31262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE357371D BE357371A (ja) | 1929-01-15 | 1929-01-15 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE357371A (ja) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2008023367A1 (en) * | 2006-08-22 | 2008-02-28 | Lumus Ltd. | Substrate-guided optical device |
| US10437031B2 (en) | 2016-11-08 | 2019-10-08 | Lumus Ltd. | Light-guide device with optical cutoff edge and corresponding production methods |
| US10564417B2 (en) | 2016-10-09 | 2020-02-18 | Lumus Ltd. | Aperture multiplier using a rectangular waveguide |
| US10809528B2 (en) | 2014-04-23 | 2020-10-20 | Lumus Ltd. | Compact head-mounted display system |
| US10962784B2 (en) | 2005-02-10 | 2021-03-30 | Lumus Ltd. | Substrate-guide optical device |
| US11243434B2 (en) | 2017-07-19 | 2022-02-08 | Lumus Ltd. | LCOS illumination via LOE |
| US11262587B2 (en) | 2018-05-22 | 2022-03-01 | Lumus Ltd. | Optical system and method for improvement of light field uniformity |
| US11415812B2 (en) | 2018-06-26 | 2022-08-16 | Lumus Ltd. | Compact collimating optical device and system |
| US11523092B2 (en) | 2019-12-08 | 2022-12-06 | Lumus Ltd. | Optical systems with compact image projector |
-
1929
- 1929-01-15 BE BE357371D patent/BE357371A/fr unknown
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10962784B2 (en) | 2005-02-10 | 2021-03-30 | Lumus Ltd. | Substrate-guide optical device |
| US9568738B2 (en) | 2006-08-22 | 2017-02-14 | Lumus Ltd. | Optical device having a light transmitting substrate with external light coupling means |
| US9025253B2 (en) | 2006-08-22 | 2015-05-05 | Lumus Ltd. | Optical device having a light transmitting substrate with external light coupling means |
| WO2008023367A1 (en) * | 2006-08-22 | 2008-02-28 | Lumus Ltd. | Substrate-guided optical device |
| US9664910B2 (en) | 2006-08-22 | 2017-05-30 | Lumus Ltd. | Optical device having a light transmitting substrate with external light coupling means |
| US9488840B2 (en) | 2006-08-22 | 2016-11-08 | Lumus Ltd. | Optical device having a light transmitting substrate with external light coupling means |
| US10809528B2 (en) | 2014-04-23 | 2020-10-20 | Lumus Ltd. | Compact head-mounted display system |
| US10908426B2 (en) | 2014-04-23 | 2021-02-02 | Lumus Ltd. | Compact head-mounted display system |
| US10564417B2 (en) | 2016-10-09 | 2020-02-18 | Lumus Ltd. | Aperture multiplier using a rectangular waveguide |
| US10437031B2 (en) | 2016-11-08 | 2019-10-08 | Lumus Ltd. | Light-guide device with optical cutoff edge and corresponding production methods |
| US11378791B2 (en) | 2016-11-08 | 2022-07-05 | Lumus Ltd. | Light-guide device with optical cutoff edge and corresponding production methods |
| US11243434B2 (en) | 2017-07-19 | 2022-02-08 | Lumus Ltd. | LCOS illumination via LOE |
| US11262587B2 (en) | 2018-05-22 | 2022-03-01 | Lumus Ltd. | Optical system and method for improvement of light field uniformity |
| US11415812B2 (en) | 2018-06-26 | 2022-08-16 | Lumus Ltd. | Compact collimating optical device and system |
| US11523092B2 (en) | 2019-12-08 | 2022-12-06 | Lumus Ltd. | Optical systems with compact image projector |
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