AU7487896A - A light unit - Google Patents
A light unitInfo
- Publication number
- AU7487896A AU7487896A AU74878/96A AU7487896A AU7487896A AU 7487896 A AU7487896 A AU 7487896A AU 74878/96 A AU74878/96 A AU 74878/96A AU 7487896 A AU7487896 A AU 7487896A AU 7487896 A AU7487896 A AU 7487896A
- Authority
- AU
- Australia
- Prior art keywords
- light unit
- light
- unit
- 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.)
- Abandoned
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
- G02B6/002—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
- G02B6/0021—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces for housing at least a part of the light source, e.g. by forming holes or recesses
-
- 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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped 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
- G02B6/0075—Arrangements of multiple light guides
- G02B6/0078—Side-by-side arrangements, e.g. for large area displays
-
- 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
- G02B6/0075—Arrangements of multiple light guides
- G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Planar Illumination Modules (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CA1996/000743 WO1998021520A1 (en) | 1996-11-14 | 1996-11-14 | A light unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU7487896A true AU7487896A (en) | 1998-06-03 |
Family
ID=4173181
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU74878/96A Abandoned AU7487896A (en) | 1996-11-14 | 1996-11-14 | A light unit |
Country Status (2)
| Country | Link |
|---|---|
| AU (1) | AU7487896A (en) |
| WO (1) | WO1998021520A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050222801A1 (en) | 2004-04-06 | 2005-10-06 | Thomas Wulff | System and method for monitoring a mobile computing product/arrangement |
| US8594742B2 (en) | 2006-06-21 | 2013-11-26 | Symbol Technologies, Inc. | System and method for monitoring a mobile device |
| FR3099229B1 (en) * | 2019-07-23 | 2021-07-30 | Dav | Backlighting device for at least a first block comprising at least a first symbol intended to be illuminated |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4385343A (en) * | 1978-12-26 | 1983-05-24 | Plumly George W | Edge lighted devices |
| WO1989011713A1 (en) * | 1988-05-19 | 1989-11-30 | Stanilite Pacific Ltd. | Luminaire for signs |
| JPH06102414A (en) * | 1991-06-27 | 1994-04-15 | Nitsusen Kagaku Kk | Light guide plate and surface lighting fitting |
| DE9219085U1 (en) * | 1991-09-03 | 1997-10-16 | Willing Gmbh Dr Ing | Information lamp |
| US5339179A (en) * | 1992-10-01 | 1994-08-16 | International Business Machines Corp. | Edge-lit transflective non-emissive display with angled interface means on both sides of light conducting panel |
-
1996
- 1996-11-14 AU AU74878/96A patent/AU7487896A/en not_active Abandoned
- 1996-11-14 WO PCT/CA1996/000743 patent/WO1998021520A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO1998021520A1 (en) | 1998-05-22 |
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