JP2019061796A - 照明器具 - Google Patents
照明器具 Download PDFInfo
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- JP2019061796A JP2019061796A JP2017184011A JP2017184011A JP2019061796A JP 2019061796 A JP2019061796 A JP 2019061796A JP 2017184011 A JP2017184011 A JP 2017184011A JP 2017184011 A JP2017184011 A JP 2017184011A JP 2019061796 A JP2019061796 A JP 2019061796A
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- 238000000605 extraction Methods 0.000 claims abstract description 25
- 230000003287 optical effect Effects 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims description 28
- 230000002093 peripheral effect Effects 0.000 claims description 12
- 238000005286 illumination Methods 0.000 description 24
- 230000004048 modification Effects 0.000 description 17
- 238000012986 modification Methods 0.000 description 17
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000009792 diffusion process Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 239000011230 binding agent Substances 0.000 description 3
- 230000001151 other effect Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 229920002050 silicone resin Polymers 0.000 description 3
- 239000012780 transparent material Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 239000004035 construction material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- -1 polybutylene terephthalate Polymers 0.000 description 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/005—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping
- H01S5/0087—Optical components external to the laser cavity, specially adapted therefor, e.g. for homogenisation or merging of the beams or for manipulating laser pulses, e.g. pulse shaping for illuminating phosphorescent or fluorescent materials, e.g. using optical arrangements specifically adapted for guiding or shaping laser beams illuminating these materials
-
- 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
- H01L33/50—Wavelength conversion elements
-
- 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
- G02B6/0005—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 of the fibre type
- G02B6/0006—Coupling light into the fibre
-
- 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
- G02B6/0005—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 of the fibre type
- G02B6/001—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 of the fibre type the light being emitted along at least a portion of the lateral surface of the fibre
-
- 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
- G02B6/0026—Wavelength selective element, sheet or layer, e.g. filter or grating
-
- 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
- G02B6/0066—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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/30—Structure or shape of the active region; Materials used for the active region
- H01S5/32—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures
- H01S5/323—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
- H01S5/32308—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser emitting light at a wavelength less than 900 nm
- H01S5/32341—Structure or shape of the active region; Materials used for the active region comprising PN junctions, e.g. hetero- or double- heterostructures in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser emitting light at a wavelength less than 900 nm blue laser based on GaN or GaP
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/02—Structural details or components not essential to laser action
- H01S5/022—Mountings; Housings
- H01S5/02208—Mountings; Housings characterised by the shape of the housings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/02—Structural details or components not essential to laser action
- H01S5/022—Mountings; Housings
- H01S5/0225—Out-coupling of light
- H01S5/02251—Out-coupling of light using optical fibres
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Planar Illumination Modules (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
[構成]
図1は、実施の形態に係る線状照明器具1を示す斜視図である。
次に、本実施の形態における線状照明器具1の作用効果について説明する。
図4は、実施の形態1の変形例に係る線状照明器具1の線状導光部材6を示す断面図である。
図5は、実施の形態2に係る線状照明器具201を示す斜視図である。図6は、実施の形態2に係る線状照明器具201の線状導光部材206を示す平面図である。
図7は、線状照明器具の線状導光部材から出射する光を示す図である。図7では、本実施の形態と同様に線状導光部材の両端側にレーザー光源42を配置している。線状導光部材として、長さ200mm、屈折率n=1.49のアクリルを用いた。
次に、本実施の形態における線状照明器具201の作用効果について説明する。
図8は、実施の形態2の変形例に係る線状照明器具201の線状導光部材306を示す断面図である。
以上、本開示について、実施の形態1、2及び実施の形態1、2の変形例に基づいて説明したが、本開示は、上記実施の形態1、2及び実施の形態1、2の変形例に限定されるものではない。
6、206、306 線状導光部材
42 レーザー光源
44 波長変換部材
61 入射面(端面)
61a 第1入射面(端面)
62 第1出射面(外周面)
63a 第2入射面(端面)
64、164 凹部(光取り出し部、凹凸構造)
262、362 出射面(外周面)
Claims (6)
- 長尺な照明器具であって、
レーザー光を出射するレーザー光源と、
前記レーザー光を波長変換した波長変換光を出射する波長変換部材と、
前記波長変換部材から出射して端面から入射した前記波長変換光が導光する長尺の線状導光部材とを備え、
前記線状導光部材は、導光する前記波長変換光を前記線状導光部材の外周面から出射させる光取り出し部を有し、
前記光取り出し部から出射する前記波長変換光の割合は、前記線状導光部材の光路長が長くなるに従い次第に増加する
照明器具。 - 前記光取り出し部は、前記線状導光部材の外周面に形成された凹凸構造であり、
前記凹凸構造における凹部又は凸部の密度は、前記端面から遠ざかるに従い次第に大きくなる
請求項1に記載の照明器具。 - 前記光取り出し部は、前記線状導光部材の外周面に形成された凹凸構造であり、
前記凹凸構造における凹部の深さ又は凸部の高さは、前記端面から遠ざかるに従い次第に大きくなる
請求項1又は2に記載の照明器具。 - 前記レーザー光源は、前記線状導光部材の一方側に配置される第1レーザー光源と、前記線状導光部材の他方側に配置される第2レーザー光源とを有し、
前記波長変換部材は、前記第1レーザー光源と前記線状導光部材との間に配置される第1波長変換部材と、前記第2レーザー光源と前記線状導光部材との間に配置される第2波長変換部材とを有し、
前記第1レーザー光源が出射した前記レーザー光は、前記第1波長変換部材で波長変換された波長変換光が一方の端面である第1入射面から入射し、
前記第2レーザー光源が出射した前記レーザー光は、前記第2波長変換部材で波長変換された波長変換光が他方の端面である第2入射面から入射する
請求項1に記載の照明器具。 - 前記光取り出し部は、前記線状導光部材の外周面に形成された凹凸構造であり、
前記凹凸構造における凹部又は凸部の密度は、前記第1入射面及び前記第2入射面から前記線状導光部材の中央部分に近づくに従い次第に大きくなる
請求項4に記載の照明器具。 - 前記光取り出し部は、前記線状導光部材の外周面に形成された凹凸構造であり、
前記凹凸構造における凹部の深さ又は凸部の高さは、前記第1入射面及び前記第2入射面から前記線状導光部材の中央部分に近づくに従い次第に大きくなる
請求項4又は5に記載の照明器具。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017184011A JP6890287B2 (ja) | 2017-09-25 | 2017-09-25 | 照明器具 |
DE102018122520.2A DE102018122520A1 (de) | 2017-09-25 | 2018-09-14 | Beleuchtungsvorrichtung |
US16/135,400 US10490706B2 (en) | 2017-09-25 | 2018-09-19 | Lighting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017184011A JP6890287B2 (ja) | 2017-09-25 | 2017-09-25 | 照明器具 |
Publications (2)
Publication Number | Publication Date |
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JP2019061796A true JP2019061796A (ja) | 2019-04-18 |
JP6890287B2 JP6890287B2 (ja) | 2021-06-18 |
Family
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JP2017184011A Active JP6890287B2 (ja) | 2017-09-25 | 2017-09-25 | 照明器具 |
Country Status (3)
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US (1) | US10490706B2 (ja) |
JP (1) | JP6890287B2 (ja) |
DE (1) | DE102018122520A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2023106192A (ja) * | 2022-01-20 | 2023-08-01 | 日亜化学工業株式会社 | 光学部材、複合光学部材、及び照明装置 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102588792B1 (ko) | 2016-02-15 | 2023-10-18 | 엘지이노텍 주식회사 | 램프 및 이를 구비하는 차량 |
USD925080S1 (en) | 2019-01-28 | 2021-07-13 | Uber Technologies, Inc. | Illuminatable device |
US11966070B2 (en) | 2019-05-07 | 2024-04-23 | Signify Holding, B.V. | Light guide and a lighting device comprising a light guide |
WO2021028426A1 (en) | 2019-08-13 | 2021-02-18 | Signify Holding B.V. | Adjustable ratio of converted to transmitted light in transparent luminescent converter |
US11953194B2 (en) | 2019-08-20 | 2024-04-09 | Signify Holding, B.V. | High quality white laser-based light source by indirect pumping of red phosphor |
RU207000U1 (ru) * | 2021-06-09 | 2021-10-06 | Общество с ограниченной ответственностью "Ликон" (ООО "Ликон") | Осветительное устройство |
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US20090034292A1 (en) * | 2007-07-31 | 2009-02-05 | Luminus Devices, Inc. | Illumination assembly including wavelength converting material |
JP2010205565A (ja) * | 2009-03-04 | 2010-09-16 | Sharp Corp | 光源モジュールおよび該モジュールを備えた電子機器 |
US7969531B1 (en) * | 2007-03-08 | 2011-06-28 | Jabil Circuit, Inc. | Integrated multi-function light guide for LCD backlighting |
WO2014073313A1 (ja) * | 2012-11-09 | 2014-05-15 | ソニー株式会社 | 照明装置および表示装置 |
JP2016018744A (ja) * | 2014-07-10 | 2016-02-01 | 三菱電機株式会社 | 照明ランプおよび照明装置 |
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JP2005267928A (ja) | 2004-03-17 | 2005-09-29 | Chatani Sangyo Kk | 曲面体等の均一発光方法及び均一発光品 |
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TWI474082B (zh) | 2010-04-15 | 2015-02-21 | Mitsubishi Electric Corp | 背光裝置及液晶顯示裝置 |
JP6087525B2 (ja) | 2012-07-05 | 2017-03-01 | 株式会社小糸製作所 | 車両用灯具 |
JP6354175B2 (ja) | 2014-01-28 | 2018-07-11 | 市光工業株式会社 | 車両用導光部材、車両用灯具 |
-
2017
- 2017-09-25 JP JP2017184011A patent/JP6890287B2/ja active Active
-
2018
- 2018-09-14 DE DE102018122520.2A patent/DE102018122520A1/de active Pending
- 2018-09-19 US US16/135,400 patent/US10490706B2/en active Active
Patent Citations (6)
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JPH10269822A (ja) * | 1998-04-15 | 1998-10-09 | Nichia Chem Ind Ltd | 面状光源 |
US7969531B1 (en) * | 2007-03-08 | 2011-06-28 | Jabil Circuit, Inc. | Integrated multi-function light guide for LCD backlighting |
US20090034292A1 (en) * | 2007-07-31 | 2009-02-05 | Luminus Devices, Inc. | Illumination assembly including wavelength converting material |
JP2010205565A (ja) * | 2009-03-04 | 2010-09-16 | Sharp Corp | 光源モジュールおよび該モジュールを備えた電子機器 |
WO2014073313A1 (ja) * | 2012-11-09 | 2014-05-15 | ソニー株式会社 | 照明装置および表示装置 |
JP2016018744A (ja) * | 2014-07-10 | 2016-02-01 | 三菱電機株式会社 | 照明ランプおよび照明装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2023106192A (ja) * | 2022-01-20 | 2023-08-01 | 日亜化学工業株式会社 | 光学部材、複合光学部材、及び照明装置 |
JP7469678B2 (ja) | 2022-01-20 | 2024-04-17 | 日亜化学工業株式会社 | 光学部材、複合光学部材、及び照明装置 |
Also Published As
Publication number | Publication date |
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DE102018122520A1 (de) | 2019-04-25 |
US10490706B2 (en) | 2019-11-26 |
JP6890287B2 (ja) | 2021-06-18 |
US20190097092A1 (en) | 2019-03-28 |
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