ITTO920637A1 - Dispositivo di illuminazione - Google Patents
Dispositivo di illuminazioneInfo
- Publication number
- ITTO920637A1 ITTO920637A1 IT000637A ITTO920637A ITTO920637A1 IT TO920637 A1 ITTO920637 A1 IT TO920637A1 IT 000637 A IT000637 A IT 000637A IT TO920637 A ITTO920637 A IT TO920637A IT TO920637 A1 ITTO920637 A1 IT TO920637A1
- Authority
- IT
- Italy
- Prior art keywords
- lighting device
- lighting
- 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
- G02B6/0033—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
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/239—Light guides characterised by the shape of the light guide plate-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/245—Light guides characterised by the emission area emitting light from one or more of its major surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/247—Light guides with a single light source being coupled into the light guide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
-
- 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
- G02B6/0013—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
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0051—Diffusing 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
- G02B6/0071—Incandescent lamp or gas discharge lamp with elongated shape, e.g. tube
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03H—HOLOGRAPHIC PROCESSES OR APPARATUS
- G03H1/00—Holographic processes or apparatus using light, infrared or ultraviolet waves for obtaining holograms or for obtaining an image from them; Details peculiar thereto
- G03H1/22—Processes or apparatus for obtaining an optical image from holograms
- G03H1/2202—Reconstruction geometries or arrangements
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO920637A IT1256894B (it) | 1992-07-24 | 1992-07-24 | Dispositivo di illuminazione |
EP93111866A EP0584545B1 (en) | 1992-07-24 | 1993-07-23 | Lighting device |
DE69305292T DE69305292T2 (de) | 1992-07-24 | 1993-07-23 | Beleuchtungseinrichtung |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO920637A IT1256894B (it) | 1992-07-24 | 1992-07-24 | Dispositivo di illuminazione |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO920637A0 ITTO920637A0 (it) | 1992-07-24 |
ITTO920637A1 true ITTO920637A1 (it) | 1994-01-24 |
IT1256894B IT1256894B (it) | 1995-12-27 |
Family
ID=11410635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTO920637A IT1256894B (it) | 1992-07-24 | 1992-07-24 | Dispositivo di illuminazione |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0584545B1 (it) |
DE (1) | DE69305292T2 (it) |
IT (1) | IT1256894B (it) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2853969B2 (ja) * | 1994-12-26 | 1999-02-03 | スタンレー電気株式会社 | 面光源装置 |
FR2734884B1 (fr) * | 1995-05-29 | 1997-07-18 | Cibie Pierre | Projecteur pour vehicule automobile comportant des lignes de sources lumineuses elementaires |
US5914760A (en) * | 1996-06-21 | 1999-06-22 | Casio Computer Co., Ltd. | Surface light source device and liquid crystal display device using the same |
EP1015811B1 (en) * | 1997-09-19 | 2001-06-20 | Decoma International Inc. | Optics for separation of high and low intensity light |
JP2002500377A (ja) * | 1997-09-19 | 2002-01-08 | テレダイン・ライティング・アンド・ディスプレイ・プロダクツ・インコーポレーテッド | ホログラフ的に発生した光散乱手段による光導波体からの高い効率の光放出 |
EP0911574B1 (fr) * | 1997-10-21 | 2006-02-08 | Automotive Lighting Rear Lamps France | Diffuseur de feux de signalisation de véhicules |
FR2784448B1 (fr) * | 1998-10-13 | 2000-11-24 | Axo Scintex Cie Equip Automobi | Diffuseur, notamment de feux de signalisation de vehicules |
JP2005353599A (ja) * | 2004-06-11 | 2005-12-22 | Valeo Vision | 光ガイドを有する自動車用の照明装置または信号装置 |
AT507530B1 (de) * | 2008-11-04 | 2013-05-15 | Al Systems Gmbh | Lichtleitelement für eine beleuchtungseinrichtung sowie beleuchtungseinrichtung |
NL2007701C2 (en) * | 2011-11-02 | 2013-05-07 | Orga Holding B V | Beacon light optic. |
DE102012111276A1 (de) | 2012-11-22 | 2014-05-22 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Leuchtenvorrichtung für ein Kraftfahrzeug |
DE102014117837A1 (de) * | 2014-12-04 | 2016-06-09 | Hella Kgaa Hueck & Co. | Beleuchtungsvorrichtung für Fahrzeuge |
AT516820A1 (de) * | 2015-02-13 | 2016-08-15 | Technische Universität Wien | Vorrichtung zum homogenen Ausleuchten eines vorbestimmten Bereichs und Beleuchtungseinheit mit einer solchen Vorrichtung |
CN109237421A (zh) * | 2017-05-19 | 2019-01-18 | 市光法雷奥(佛山)汽车照明系统有限公司 | 用于机动车辆的发光装置 |
EP3616994A1 (de) | 2018-08-31 | 2020-03-04 | ZKW Group GmbH | Kraftfahrzeugscheinwerfer mit diffraktiven optischen elementen |
DE102020131702A1 (de) | 2020-11-30 | 2022-06-02 | HELLA GmbH & Co. KGaA | Beleuchtungsvorrichtung für ein Kraftfahrzeug |
DE102022100796A1 (de) | 2022-01-14 | 2023-07-20 | HELLA GmbH & Co. KGaA | Beleuchtungsvorrichtung für den Innenraum eines Kraftfahrzeugs |
DE102022100799A1 (de) | 2022-01-14 | 2023-07-20 | HELLA GmbH & Co. KGaA | Beleuchtungsvorrichtung für ein Kraftfahrzeug |
DE102022106488B3 (de) | 2022-03-21 | 2023-07-06 | Audi Aktiengesellschaft | Anzeigevorrichtung für ein Fahrzeug |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2821891B2 (ja) * | 1988-12-24 | 1998-11-05 | スタンレー電気株式会社 | 導光板を設けた車両用信号灯具 |
US4989956A (en) * | 1989-01-04 | 1991-02-05 | Hughes Aircraft Company | Visual display device with fluorescent dye-doped edge-illuminating emitter panel |
JPH04175702A (ja) * | 1990-11-09 | 1992-06-23 | Sanyo Electric Co Ltd | 採光装置 |
-
1992
- 1992-07-24 IT ITTO920637A patent/IT1256894B/it active IP Right Grant
-
1993
- 1993-07-23 DE DE69305292T patent/DE69305292T2/de not_active Expired - Fee Related
- 1993-07-23 EP EP93111866A patent/EP0584545B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69305292T2 (de) | 1997-03-27 |
ITTO920637A0 (it) | 1992-07-24 |
IT1256894B (it) | 1995-12-27 |
EP0584545A1 (en) | 1994-03-02 |
DE69305292D1 (de) | 1996-11-14 |
EP0584545B1 (en) | 1996-10-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19970729 |