KR20230081059A - 도광판, 이를 포함하는 조명 장치, 및 이를 제조하는 방법 - Google Patents
도광판, 이를 포함하는 조명 장치, 및 이를 제조하는 방법 Download PDFInfo
- Publication number
- KR20230081059A KR20230081059A KR1020210168753A KR20210168753A KR20230081059A KR 20230081059 A KR20230081059 A KR 20230081059A KR 1020210168753 A KR1020210168753 A KR 1020210168753A KR 20210168753 A KR20210168753 A KR 20210168753A KR 20230081059 A KR20230081059 A KR 20230081059A
- Authority
- KR
- South Korea
- Prior art keywords
- local regions
- scattering
- scattering layer
- number density
- scattering particles
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 19
- 238000000034 method Methods 0.000 title description 10
- 239000002245 particle Substances 0.000 claims abstract description 251
- 239000011159 matrix material Substances 0.000 claims abstract description 63
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- 230000007423 decrease Effects 0.000 claims abstract description 36
- 230000001788 irregular Effects 0.000 abstract 1
- 238000002347 injection Methods 0.000 description 13
- 239000007924 injection Substances 0.000 description 13
- 239000000243 solution Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 4
- 238000007641 inkjet printing Methods 0.000 description 3
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 3
- 239000004926 polymethyl methacrylate Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 229910006404 SnO 2 Inorganic materials 0.000 description 2
- 229910010413 TiO 2 Inorganic materials 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000007646 gravure printing Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- WSLDOOZREJYCGB-UHFFFAOYSA-N 1,2-Dichloroethane Chemical compound ClCCCl WSLDOOZREJYCGB-UHFFFAOYSA-N 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 239000004640 Melamine resin Substances 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229920001328 Polyvinylidene chloride Polymers 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 229910003471 inorganic composite material Inorganic materials 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
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- 239000004800 polyvinyl chloride Substances 0.000 description 1
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- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
Images
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
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
- G02B6/0041—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided in the bulk 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
- G02B6/0033—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
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
- G02B5/0242—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element by means of dispersed particles
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Planar Illumination Modules (AREA)
- Optical Elements Other Than Lenses (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020210168753A KR20230081059A (ko) | 2021-11-30 | 2021-11-30 | 도광판, 이를 포함하는 조명 장치, 및 이를 제조하는 방법 |
PCT/US2022/050525 WO2023101843A1 (fr) | 2021-11-30 | 2022-11-21 | Plaque de guidage de lumière, dispositif d'éclairage la comprenant et son procédé de fabrication |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020210168753A KR20230081059A (ko) | 2021-11-30 | 2021-11-30 | 도광판, 이를 포함하는 조명 장치, 및 이를 제조하는 방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20230081059A true KR20230081059A (ko) | 2023-06-07 |
Family
ID=84829610
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020210168753A KR20230081059A (ko) | 2021-11-30 | 2021-11-30 | 도광판, 이를 포함하는 조명 장치, 및 이를 제조하는 방법 |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR20230081059A (fr) |
WO (1) | WO2023101843A1 (fr) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013012564A2 (fr) * | 2011-07-20 | 2013-01-24 | Rambus Inc. | Feuille optique co-extrudée |
JP5909399B2 (ja) * | 2012-03-30 | 2016-04-26 | 武藤工業株式会社 | 導光板作成方法及び装置 |
JP2013239246A (ja) * | 2012-05-11 | 2013-11-28 | Fujifilm Corp | 導光板および導光板の製造方法 |
KR20210121973A (ko) * | 2020-03-31 | 2021-10-08 | 코닝 인코포레이티드 | 도광패널 및 이를 포함하는 조명장치 |
-
2021
- 2021-11-30 KR KR1020210168753A patent/KR20230081059A/ko unknown
-
2022
- 2022-11-21 WO PCT/US2022/050525 patent/WO2023101843A1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
WO2023101843A1 (fr) | 2023-06-08 |
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