WO2010125889A1 - 発光器具 - Google Patents
発光器具 Download PDFInfo
- Publication number
- WO2010125889A1 WO2010125889A1 PCT/JP2010/055837 JP2010055837W WO2010125889A1 WO 2010125889 A1 WO2010125889 A1 WO 2010125889A1 JP 2010055837 W JP2010055837 W JP 2010055837W WO 2010125889 A1 WO2010125889 A1 WO 2010125889A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light
- reflecting member
- light reflecting
- light emitting
- emitting device
- Prior art date
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- 239000000463 material Substances 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 10
- 238000000149 argon plasma sintering Methods 0.000 claims description 5
- 238000009826 distribution Methods 0.000 description 15
- -1 polybutylene terephthalate Polymers 0.000 description 9
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 5
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 5
- 239000004926 polymethyl methacrylate Substances 0.000 description 5
- 239000004593 Epoxy Substances 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 229920001707 polybutylene terephthalate Polymers 0.000 description 3
- 229920000515 polycarbonate Polymers 0.000 description 3
- 239000004417 polycarbonate Substances 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 229920000573 polyethylene Polymers 0.000 description 3
- 229920001155 polypropylene Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 1
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Natural products C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000005401 electroluminescence Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Images
Classifications
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- 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
- F21V7/00—Reflectors for light sources
- F21V7/0091—Reflectors for light sources using total internal reflection
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/0025—Combination of two or more reflectors for a single light source
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/0083—Array of reflectors for a cluster of light sources, e.g. arrangement of multiple light sources in one plane
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
- F21V7/24—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by the material
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/04—Signs, boards or panels, illuminated from behind the insignia
- G09F13/14—Arrangements of reflectors therein
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/03—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
- H01L25/0753—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00 the devices being arranged next to each other
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/58—Optical field-shaping elements
- H01L33/60—Reflective elements
Definitions
- the present invention relates to a light emitting apparatus having a light emitting element such as a light emitting diode.
- a light-emitting device including a light source having a light-emitting element such as a light-emitting diode instead of a conventional light-emitting device such as a fluorescent lamp or an incandescent lamp has been underway.
- a light-emitting device including a light-emitting element is expected in terms of power consumption, product life, and the like as compared with a conventional light-emitting device.
- a light emitting device including a light emitting element has a smaller light source size than a conventional light emitting device, it is necessary to improve the light intensity distribution.
- a light emitting device includes a plurality of light sources each including a light emitting element, a first light reflecting member surrounding the plurality of light sources, and a first light source based on the plurality of light sources. And a second light reflecting member provided in the light emission direction of the plurality of light sources further than the light reflecting member.
- the second light reflecting member includes a translucent material.
- FIG. 3 is a longitudinal sectional view taken along the line AA of the light emitting unit shown in FIG. 1 shows a longitudinal sectional view of an exemplary light source unit 1.
- the longitudinal cross-sectional view of the other example light source unit 1 is shown.
- a partial cross-sectional view of the light source 12 is shown.
- the light intensity distribution in the light emission unit 90 is shown typically.
- the light intensity distribution in the other example light source unit 1 is shown typically.
- the light how to travel is schematically shown with respect to the light emitting unit 90 in the light emitting apparatus of the second embodiment of the present invention.
- the light progressing method is schematically shown with respect to the light emitting unit 90 in the light emitting apparatus of the third embodiment of the present invention.
- the light how to advance is typically shown regarding the light emission unit 90 in the light-emitting fixture of the 4th Embodiment of this invention.
- the light-emitting fixture includes a power supply unit 80 and a light-emitting unit 90 that is electrically connected to the power supply unit 80.
- the light emitting device is provided in a virtual xyz space.
- the upward direction means the positive direction of the virtual z axis.
- the light emitting unit 90 includes the light source unit 1 and the light reflecting member 2. In FIG. 3, a part of the internal structure of the light emitting unit 90 is omitted.
- the exemplary light source unit 1 includes a mounting substrate 11, a plurality of light sources 12 provided on the mounting substrate 11, and a light reflecting member provided on the mounting substrate 11. 13 and so on.
- the light reflecting member 13 has a plurality of light reflecting surfaces 131 arranged corresponding to the plurality of light sources 12.
- the light reflecting surface 131 surrounds the light source 12 and has, for example, a parabolic shape.
- the light reflecting surface 131 reflects light emitted from the light source 12 in the negative direction of the virtual z axis.
- another exemplary light source unit 1 further includes a light reflecting member 14 provided in the light emission direction of the light source 12 further than the light reflecting member 13 with respect to the light source 12.
- “light emission direction of the light source 12” refers to the negative direction of the virtual z-axis.
- the light reflecting member 2 includes a translucent material. “Translucent” in the light reflecting member 2 means that at least a part of the light emitted from the light source 12 can be transmitted.
- Exemplary translucent materials are polymethyl methacrylate (PMMA), acrylic, polybutylene terephthalate, polypropylene, and acrylonitrile-butadiene-styrene copolymer synthetic resin (ABS resin), polycarbonate, polyester, polyethylene, or epoxy. .
- PMMA polymethyl methacrylate
- ABS resin acrylonitrile-butadiene-styrene copolymer synthetic resin
- polycarbonate polyester, polyethylene, or epoxy.
- the light source 12 includes a package 121, a light emitting element 124 mounted on the package 121, a translucent member 125 enclosing the light emitting element 124, and a translucent member 125. And a wavelength conversion member 126 provided above or above.
- the upward direction is the negative direction of the virtual z axis.
- the package 121 includes a base body 122 and a frame member 123 provided on the base body 122.
- the frame member 123 surrounds the light emitting element 124.
- the light emitting element 124 is a semiconductor element such as a light emitting diode (LED), for example, and emits primary light according to driving power.
- LED light emitting diode
- the translucent member 125 is provided inside the frame member 123 and covers the light emitting element 124. “Translucent” of the member 125 means that at least part of the wavelength of light emitted from the light emitting element 124 can be transmitted.
- the translucent member 125 includes, for example, a silicone resin.
- the wavelength conversion member 126 covers the translucent member 125 and is fixed to the frame member 123.
- the wavelength conversion member 126 includes a plurality of fluorescent particles that emit secondary light according to the primary light, and a translucent resin.
- the plurality of fluorescent particles are contained in the translucent resin.
- the “translucency” of the resin means that at least a part of wavelengths of light emitted from the light emitting element 124 and at least a part of wavelengths of light emitted from a plurality of fluorescent particles can be transmitted.
- an example of the light source 12 is a light emitting diode lamp (LED lamp).
- Another example of the light source 12 is organic electroluminescence (organic EL).
- the light reflecting member 2 is provided in the light emission direction of the plurality of light sources 12 further than the light reflecting member 13 with the plurality of light sources 12 as a reference.
- “light emission direction of the plurality of light sources 12” refers to the negative direction of the virtual z-axis. That is, the light emission direction of the plurality of light sources 12 refers to the downstream side in the light emission direction of the light emitting device.
- the light reflecting member 2 includes a translucent material. “Translucent” in the light reflecting member 2 means that at least a part of the light emitted from the light source 12 can be transmitted.
- Exemplary translucent materials are polymethyl methacrylate (PMMA), acrylic, polybutylene terephthalate, polypropylene, acrylonitrile-butadiene-styrene copolymer synthetic resin (ABS resin), polycarbonate, polyester, polyethylene or epoxy.
- the light reflecting member 2 surrounds the plurality of light sources 12. “Surrounding the plurality of light sources 12” means that the plurality of light sources 12 are added to the structure in which each of the plurality of light sources 12 is surrounded by the light reflecting surface 131, as shown in FIG. 4. A structure surrounded by the light reflecting surface 131 is also included.
- a part of light 120a emitted from the light source 12 is reflected by the light reflecting member 2 and travels in the negative direction of the virtual z-axis.
- a light intensity distribution 901 is formed by the light 120a and the like.
- the other part 120b of the light emitted from the light source 12 passes through the light reflecting member 2 and proceeds in the negative direction of the virtual z-axis because the light reflecting member 2 includes a light-transmitting material.
- a light intensity distribution 902 is formed by the light 120b and the like.
- the light emitting device in the present embodiment can have the light intensity distribution 900 including the distribution 902 by including the light reflecting member 2 including the translucent material. Therefore, the light-emitting device in the present embodiment has an appropriate light spread, and can realize a comfortable illumination space, for example.
- a part 120 c of light emitted from the light source 12 is reflected by the light reflecting member 14, and the virtual z-axis Proceed in the negative direction.
- a light intensity distribution 101 is formed by the light 120c and the like.
- the other part 120d of the light emitted from the light source 12 passes through the light reflecting member 14 and proceeds in the negative direction of the virtual z-axis because the light reflecting member 14 includes a light-transmitting material.
- a light intensity distribution 102 is formed by the light 120d and the like. Due to the overlapping of the light intensity distributions 102 of the adjacent light sources 12, another exemplary light source unit 1 can have a continuous light intensity distribution. Accordingly, the other exemplary light source unit 1 has reduced unevenness in the light intensity distribution.
- a second embodiment of the present invention will be described with reference to FIG.
- a configuration different from the light emitting device according to the first embodiment is the structure of the light reflecting member 2.
- Other configurations are the same as those of the light emitting device in the first embodiment.
- the light reflecting member 2 in the second embodiment has an inner surface having a rougher surface property than the light reflecting surface 131 of the light reflecting member 13.
- “Rougher than the light reflecting surface 131” means that the arithmetic average roughness Ra is larger than the light reflecting surface 131.
- the exemplary arithmetic average roughness Ra of the inner surface of the light reflecting member 2 is included in a range from 0.1 ⁇ m to 30 ⁇ m.
- An exemplary arithmetic average roughness Ra of the light reflecting surface 131 is included in a range from 0.001 ⁇ m to 0.1 ⁇ m.
- a part 120 a of light emitted from the light source 12 is reflected so as to be scattered on the inner surface of the light reflecting member 2.
- the light emitting apparatus according to the second embodiment can appropriately scatter a part 120a of the light emitted from the light source 12. Therefore, the light emitting device in the second embodiment is improved with respect to the light intensity distribution.
- FIG. 1 A third embodiment of the present invention will be described with reference to FIG.
- the structure different from the light-emitting device in the first embodiment in the light-emitting device in the second embodiment is the structure of the second light reflecting member 3.
- Other configurations are the same as those of the light emitting device in the first embodiment.
- the light reflecting member 2 in the second embodiment has an outer surface having a rougher surface property than the light reflecting surface 131.
- “Rougher than the light reflecting surface 131” means that the arithmetic average roughness Ra is larger than the light reflecting surface 131.
- An exemplary arithmetic average roughness Ra of the outer surface of the light reflecting member 2 is included in a range from 0.1 ⁇ m to 30 ⁇ m.
- An exemplary arithmetic average roughness Ra of the light reflecting surface 131 is included in a range from 0.001 ⁇ m to 0.1 ⁇ m.
- Part of light 120 b emitted from the light source 12 is transmitted through the light reflecting member 2 so as to be scattered on the outer surface of the light reflecting member 2.
- the light emitting apparatus in the second embodiment can appropriately scatter the light 120b emitted from the light source 12. Therefore, the light emitting device in the second embodiment is improved with respect to the light intensity distribution.
- FIG. 1 A fourth embodiment of the present invention will be described with reference to FIG.
- a configuration different from the light emitting device according to the first embodiment is the structure of the light reflecting member 2.
- Other configurations are the same as those of the light emitting device in the first embodiment.
- the reflecting member 2 in the fourth embodiment includes a plurality of light scattering particles.
- Light scattering of particles refers to changing the traveling direction of light emitted from the light source 12 by reflection or light refraction.
- a part 120 b of light emitted from the light source 12 is reflected or refracted by the light scattering particles inside the light reflecting member 2.
- Illustrative materials for the light scattering particles include metal oxide particles such as aluminum oxide, zirconium oxide, titanium oxide, yttrium oxide, glass particles different from the refractive index of the second light reflecting member 3, and transparent polymethacrylic acid.
- Methyl acid PMMA
- acrylic polybutylene terephthalate
- polypropylene polypropylene
- ABS resin acrylonitrile / butadiene / styrene copolymer synthetic resin
- polycarbonate polyester, polyethylene, or epoxy.
- the light emitting apparatus in the fourth embodiment can appropriately scatter the light emitted from the light source 12. Accordingly, the light emitting device in other embodiments is improved with respect to the light intensity distribution.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Device Packages (AREA)
Abstract
Description
図1を参照して本発明の第1の実施形態における発光器具について説明する。発光器具は、電源ユニット80と、電源ユニット80に電気的に接続された発光ユニット90とを含んでいる。図1において、発光器具は、仮想のxyz空間に設けられている。図1において、上方向とは、仮想のz軸の正方向のことをいう。
本発明の第2の実施形態について、図9を参照して説明する。第2の実施形態における発光器具において第1の実施形態における発光器具と異なる構成は、光反射部材2の構造である。その他の構成は、第1の実施形態における発光器具と同様である。
本発明の第3の実施形態について、図10を参照して説明する。第2の実施形態における発光器具において第1の実施形態における発光器具と異なる構成は、第2光反射部材3の構造である。その他の構成は、第1の実施形態における発光器具と同様である。
本発明の第4の実施形態について、図11を参照して説明する。第4の実施形態における発光器具において第1の実施形態における発光器具と異なる構成は、光反射部材2の構造である。その他の構成は、第1の実施形態における発光器具と同様である。
Claims (6)
- 各々発光素子を含んでいる複数の光源と、
前記複数の光源を囲んでいる第1の光反射部材と、
透光性材料を含んでいるとともに、前記複数の光源を基準に前記第1の光反射部材よりさらに前記複数の光源の光放射方向に設けられた第2の光反射部材と、
を備えた発光器具。 - 前記第2の光反射部材が、前記第1の光反射部材の光反射面より粗い表面性状を有する内側表面を含んでいることを特徴とする請求項1記載の発光器具。
- 前記第2の光反射部材が、前記第1の光反射部材の光反射面より粗い表面性状を有する外側表面を含んでいることを特徴とする請求項1記載の発光器具。
- 前記第2の光反射部材が、光散乱性粒子を含んでいることを特徴とする請求項1記載の発光器具。
- 前記第1の光反射部材が、前記複数の光源に対応する第1の複数の光反射面を有しているとともに、
前記第2の光反射部材が、前記第1の光反射部材の前記第1の複数の光反射面に対応する第2の複数の光反射面を有していることを特徴とする請求項1記載の発光器具。 - 各々発光素子を含んでいる複数の光源と、
前記複数の光源を囲んでいる第1の光反射部材と、
透光性材料を含んでいるとともに、前記複数の光源を基準に前記第1の光反射部材よりさらに前記複数の光源の光放射方向に設けられた第2の光反射部材とを備えており、
前記第1の反射部材の表面が、0.001μmから0.1μmまでの範囲に含まれる算術平均粗さを有するとともに、前記第2の反射部材の表面が、0.1μmから30μmまでの範囲に含まれる算術平均粗さを有することを特徴とする発光器具。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/263,982 US20120025221A1 (en) | 2009-04-27 | 2010-03-31 | Light Emitting Device |
EP10769588.4A EP2426746B1 (en) | 2009-04-27 | 2010-03-31 | Light emitting device |
JP2011511358A JP5340385B2 (ja) | 2009-04-27 | 2010-03-31 | 発光器具 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009107909 | 2009-04-27 | ||
JP2009-107909 | 2009-04-27 |
Publications (1)
Publication Number | Publication Date |
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WO2010125889A1 true WO2010125889A1 (ja) | 2010-11-04 |
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ID=43032042
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2010/055837 WO2010125889A1 (ja) | 2009-04-27 | 2010-03-31 | 発光器具 |
Country Status (4)
Country | Link |
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US (1) | US20120025221A1 (ja) |
EP (1) | EP2426746B1 (ja) |
JP (1) | JP5340385B2 (ja) |
WO (1) | WO2010125889A1 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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US20150022340A1 (en) | 2013-07-16 | 2015-01-22 | Leeo, Inc. | Electronic device with environmental monitoring |
US9116137B1 (en) | 2014-07-15 | 2015-08-25 | Leeo, Inc. | Selective electrical coupling based on environmental conditions |
US9372477B2 (en) | 2014-07-15 | 2016-06-21 | Leeo, Inc. | Selective electrical coupling based on environmental conditions |
US9092060B1 (en) | 2014-08-27 | 2015-07-28 | Leeo, Inc. | Intuitive thermal user interface |
US9865016B2 (en) | 2014-09-08 | 2018-01-09 | Leeo, Inc. | Constrained environmental monitoring based on data privileges |
US10026304B2 (en) | 2014-10-20 | 2018-07-17 | Leeo, Inc. | Calibrating an environmental monitoring device |
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- 2010-03-31 US US13/263,982 patent/US20120025221A1/en not_active Abandoned
- 2010-03-31 EP EP10769588.4A patent/EP2426746B1/en not_active Not-in-force
- 2010-03-31 WO PCT/JP2010/055837 patent/WO2010125889A1/ja active Application Filing
- 2010-03-31 JP JP2011511358A patent/JP5340385B2/ja not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
---|---|
JPWO2010125889A1 (ja) | 2012-10-25 |
EP2426746B1 (en) | 2018-06-27 |
US20120025221A1 (en) | 2012-02-02 |
EP2426746A1 (en) | 2012-03-07 |
JP5340385B2 (ja) | 2013-11-13 |
EP2426746A4 (en) | 2014-09-10 |
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