IL282004A - Method of fabricating light guide plate, light guide plate fabricated thereby, and illumination device having the same - Google Patents
Method of fabricating light guide plate, light guide plate fabricated thereby, and illumination device having the sameInfo
- Publication number
- IL282004A IL282004A IL282004A IL28200421A IL282004A IL 282004 A IL282004 A IL 282004A IL 282004 A IL282004 A IL 282004A IL 28200421 A IL28200421 A IL 28200421A IL 282004 A IL282004 A IL 282004A
- Authority
- IL
- Israel
- Prior art keywords
- light guide
- guide plate
- same
- illumination device
- fabricated
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0268—Diffusing elements; Afocal elements characterized by the fabrication or manufacturing method
-
- 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
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
- G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided 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
- 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
- G02B6/0033—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
- G02B6/0033—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
- G02B6/0033—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
- G02B6/0055—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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
- G02B6/0061—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to provide homogeneous light output intensity
-
- 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
- G02B6/0065—Manufacturing aspects; Material aspects
-
- 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
- G02B6/0073—Light emitting diode [LED]
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/009—Positioning aspects of the light source in the package
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Planar Illumination Modules (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20180116835 | 2018-10-01 | ||
KR1020180150797A KR20200037718A (ko) | 2018-10-01 | 2018-11-29 | 도광판 제조방법, 이에 의해 제조된 도광판 및 이를 구비하는 조명 장치 |
US16/374,381 US11112559B2 (en) | 2018-10-01 | 2019-04-03 | Method of fabricating light guide plate, light guide plate fabricated thereby, and illumination device having the same |
PCT/US2019/053724 WO2020072336A1 (en) | 2018-10-01 | 2019-09-30 | Method of fabricating light guide plate, light guide plate fabricated thereby, and illumination device having the same |
Publications (1)
Publication Number | Publication Date |
---|---|
IL282004A true IL282004A (en) | 2021-05-31 |
Family
ID=70276108
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IL282004A IL282004A (en) | 2018-10-01 | 2021-04-04 | Method of fabricating light guide plate, light guide plate fabricated thereby, and illumination device having the same |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP3861382A4 (ko) |
JP (1) | JP2022504070A (ko) |
KR (1) | KR20200037718A (ko) |
CN (1) | CN113056684A (ko) |
IL (1) | IL282004A (ko) |
TW (1) | TW202028792A (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114923154A (zh) * | 2022-05-26 | 2022-08-19 | 福耀玻璃工业集团股份有限公司 | 光组件和车辆 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5600455A (en) * | 1994-08-31 | 1997-02-04 | Enplas Corporation | Prismatic member with coarsened portions or triangular prismatic and semi-circular prismatic members arranged on a flat light emitting surface |
JPH08160417A (ja) * | 1994-12-01 | 1996-06-21 | Sekisui Chem Co Ltd | 面光源装置 |
AU2001274008A1 (en) * | 2000-05-19 | 2001-12-03 | Koninklijke Philips Electronics N.V. | Polarized light-emitting waveguide plate |
TWI230300B (en) * | 2003-06-25 | 2005-04-01 | Chunghwa Picture Tubes Ltd | A method for manufacturing a diffuser of the backlight module of a flat panel display device |
KR100656896B1 (ko) | 2004-10-28 | 2006-12-12 | 제일모직주식회사 | 표면기능성 도광판 및 그의 연속 제조방법 |
JP2011150832A (ja) * | 2010-01-20 | 2011-08-04 | Fujifilm Corp | 面状照明装置および面状照明装置の製造方法 |
GB2495477A (en) * | 2011-10-04 | 2013-04-17 | Exxelis Ltd | Method of making a lightguide |
KR101454757B1 (ko) * | 2012-10-29 | 2014-10-27 | 코닝정밀소재 주식회사 | 광확산판, 이의 제조방법, 및 이를 포함하는 led 조명기구 |
US9133389B2 (en) * | 2012-10-31 | 2015-09-15 | Empire Technology Development Llc | Light guide structure and illuminating device |
KR102482531B1 (ko) * | 2014-11-28 | 2022-12-30 | 서울바이오시스 주식회사 | Led를 이용한 양면 면광원 장치 |
WO2016160911A1 (en) * | 2015-03-31 | 2016-10-06 | Corning Incorporated | Waveguides comprising light scattering surfaces and display devices comrpising the same |
KR101891304B1 (ko) * | 2016-04-04 | 2018-08-24 | 희성전자 주식회사 | 투명 도광판 및 이를 구비하는 투명 디스플레이 장치 |
-
2018
- 2018-11-29 KR KR1020180150797A patent/KR20200037718A/ko active Search and Examination
-
2019
- 2019-09-30 CN CN201980071887.4A patent/CN113056684A/zh active Pending
- 2019-09-30 JP JP2021518078A patent/JP2022504070A/ja not_active Abandoned
- 2019-09-30 EP EP19868723.8A patent/EP3861382A4/en not_active Withdrawn
- 2019-10-01 TW TW108135416A patent/TW202028792A/zh unknown
-
2021
- 2021-04-04 IL IL282004A patent/IL282004A/en unknown
Also Published As
Publication number | Publication date |
---|---|
CN113056684A (zh) | 2021-06-29 |
EP3861382A1 (en) | 2021-08-11 |
JP2022504070A (ja) | 2022-01-13 |
KR20200037718A (ko) | 2020-04-09 |
EP3861382A4 (en) | 2022-04-27 |
TW202028792A (zh) | 2020-08-01 |
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