JP2017528879A - 照明装置用の集光器 - Google Patents
照明装置用の集光器 Download PDFInfo
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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
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/61—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/64—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using wavelength conversion means distinct or spaced from the light-generating element, e.g. a remote phosphor layer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/68—Details of reflectors forming part of the light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/69—Details of refractors forming part of the 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
- F21V5/00—Refractors for light sources
-
- 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
-
- 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
- G02B6/0075—Arrangements of multiple light guides
- G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
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- 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]
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- 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
- G02B6/0096—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the lights guides being of the hollow type
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- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Optical Filters (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Optical Elements Other Than Lenses (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
Claims (15)
- 光を放射する少なくとも1つの照明素子と、
光導入面を介して被選択波長放射帯内の波長を有する光を受け、前記光導入面上に入射する光が被選択波長透過帯内の波長を有することを条件として、前記光導入面上に入射する光を前記光学フィルタを介して選択的に透過し、光導出面を介して光を出力する光学フィルタと、
前記光導出面を介して導出される光の少なくとも一部を受けるように前記光学フィルタの前記光導出面に対してほぼ平行に配置され、光方向変換面上に当たった光の向きを変える当該光方向変換面を有する光方向変換素子と、
少なくとも前記光方向変換面及び前記光学フィルタの前記光導出面によって境界が定められ、前記光導出面を介して導出される光を前記光導出面に対してほぼ垂直に配置される少なくとも1つの光出口領域の方に導くための光ガイド領域であって、光は前記光出口領域を介して集光器を出ることができる、光ガイド領域と
を含む集光器であって、
前記光学フィルタは、前記光導入面上に入射する光の入射角に前記波長透過帯の特性が少なくとも部分的に依存し、前記光導入面上に入射する光の選択された入射角に関する波長透過帯が波長放射帯と少なくとも部分的に重複することにより、光の選択された入射角に等しい又はその範囲内の入射角で前記光導入面上に入射する光が前記光学フィルタを介して透過される、
集光器。 - 前記光学フィルタの前記光導出面が、前記光導出面上に当たった光の反射を可能にする、請求項1に記載の集光器。
- 前記光学フィルタが、多層反射体及び/又はダイクロイック反射体を含む、請求項1又は2に記載の集光器。
- 前記少なくとも1つの照明素子によって放射された光の少なくとも一部を受けて応答して、前記被選択波長放射帯内の波長を有する光を出力する波長選択素子を更に含み、前記光学フィルタは前記波長選択素子によって出力された光の少なくとも一部を受け、前記波長選択素子はルミネッセント材料を含む、請求項1乃至3の何れか一項に記載の集光器。
- 前記ルミネッセント材料が、量子閉じ込め構造、ランタニド錯体、希土類金属元素、及び蛍光体の群から選択される少なくとも1つの要素を含む、請求項4に記載の集光器。
- 前記波長選択素子は、前記波長選択素子によって出力された光が約30nm未満の半値全幅を有するように構成される、請求項4又は5に記載の集光器。
- 前記波長選択素子が前記少なくとも1つの照明素子から隔てて配置される、請求項4、5、又は6に記載の集光器。
- 前記少なくとも1つの照明素子が約20nm未満の半値全幅を有する光を放射する、請求項1乃至7の何れか一項に記載の集光器。
- 前記少なくとも1つの照明素子が、無機LED、有機LED、OLED、及びレーザのうちの少なくとも1つを含む、請求項8に記載の集光器。
- 前記光学フィルタは、前記光導入面上に入射する光の選択された入射角に関する前記波長透過帯が前記波長放射帯と少なくとも部分的に重複することにより、選択された光の入射角に等しい又はその範囲内の入射角で前記光導入面上に入射する光が前記光学フィルタを介して透過し、前記光導出面を介して出力された光は前記光導出面に対する垂直方向に対して斜めに出力されるように構成される、請求項1乃至9の何れか一項に記載の集光器。
- 前記波長選択素子が、前記少なくとも1つの照明素子によって放射された光の少なくとも一部を受けて応答して、選択されたそれぞれの波長放射帯内の波長を有する光を出力する複数の波長選択部分を含み、
前記光学フィルタが複数の部分を含み、前記光学フィルタの前記部分のそれぞれが波長選択部分に対応し、前記光学フィルタの各部分は、波長選択部分によって出力された光の少なくとも一部を光導入面を介して受け、前記光導入面上に入射する光が選択されたそれぞれの波長透過帯内の波長を有することを条件として、前記光導入面上に入射する光を前記光学フィルタを介して選択的に透過し、光導出面を介して光を出力する、
請求項4乃至7の何れか一項に記載の集光器。 - 複数の波長選択素子及び複数の光学フィルタを含み、前記複数の光学フィルタのそれぞれは前記複数の波長選択素子のうちの1つに対応し、前記複数の光学フィルタのうちのそれぞれと前記複数の波長選択素子のうちの対応するそれぞれとは、請求項4に記載されたように互いに連携して動作するように配置され構成される、請求項4乃至7の何れか一項に記載の集光器。
- 複数の光方向変換素子を含み、前記複数の光方向変換素子のそれぞれは、前記複数の光学フィルタのうちの1つに対応し、前記複数の光方向変換素子のそれぞれは、対応する前記光学フィルタの前記光導出面を介して導出される光の少なくとも一部を受けるように前記対応する光学フィルタの前記光導出面に関連して配置され、前記光方向変換面上に当たった光の向きを変える光方向変換面を有し、前記集光器は複数の光ガイド領域を含み、前記光ガイド領域のそれぞれは、少なくとも前記複数の光方向変換面の1つ及び対応する光導出面によって境界が定められ、前記光導出面を介して導出される光を少なくとも1つの光出口領域の方に導くためのものであり、光は前記光出口領域を介して前記集光器を出ることができる、
請求項12に記載の集光器。 - 前記光方向変換素子が、反射性の光散乱要素、ルミネッセント材料、回折素子、又は屈折素子のうちの少なくとも1つを含む、請求項1乃至13の何れか一項に記載の集光器。
- 請求項1乃至14の何れか一項に記載の少なくとも1つの集光器を含む、照明装置。
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EP14187664.9 | 2014-10-03 | ||
EP14187664 | 2014-10-03 | ||
PCT/EP2015/072252 WO2016050687A1 (en) | 2014-10-03 | 2015-09-28 | A light concentrator for use in a lighting device |
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EP (1) | EP3152605B1 (ja) |
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CN105867024A (zh) * | 2016-05-24 | 2016-08-17 | 深圳市华星光电技术有限公司 | 一种背光模组以及液晶显示装置 |
JP2018040914A (ja) * | 2016-09-07 | 2018-03-15 | ウシオ電機株式会社 | 蛍光顕微鏡用光源装置および蛍光顕微鏡 |
WO2018141625A1 (en) * | 2017-02-03 | 2018-08-09 | Philips Lighting Holding B.V. | Light concentrator module |
CN109143745B (zh) * | 2017-06-27 | 2021-02-26 | 深圳光峰科技股份有限公司 | 发光聚集器、发光设备及投影光源 |
CN109424941B (zh) * | 2017-07-05 | 2020-10-16 | 深圳光峰科技股份有限公司 | 波长转换装置和激光荧光转换型光源 |
CN109424861A (zh) * | 2017-07-05 | 2019-03-05 | 深圳光峰科技股份有限公司 | 波长转换装置和激光荧光转换型光源 |
CN108303822A (zh) * | 2018-01-23 | 2018-07-20 | 青岛海信电器股份有限公司 | 一种背光模组、显示装置及液晶电视 |
JP7328257B2 (ja) * | 2018-05-21 | 2023-08-16 | 日東電工株式会社 | 改良された配光素子 |
RU196203U1 (ru) * | 2019-11-05 | 2020-02-19 | Федеральное государственное автономное образовательное учреждение высшего образования "Санкт-Петербургский государственный электротехнический университет "ЛЭТИ" им. В.И. Ульянова (Ленина)" | Осветительное устройство |
DE112019007826T5 (de) * | 2019-11-12 | 2022-06-30 | Lg Electronics Inc. | Anzeigevorrichtung mit flacher Beleuchtungseinrichtung |
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- 2015-09-28 WO PCT/EP2015/072252 patent/WO2016050687A1/en active Application Filing
- 2015-09-28 CN CN201580042437.4A patent/CN106662293B/zh not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
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CN106662293A (zh) | 2017-05-10 |
EP3152605A1 (en) | 2017-04-12 |
US10416369B2 (en) | 2019-09-17 |
EP3152605B1 (en) | 2017-11-22 |
CN106662293B (zh) | 2018-08-10 |
WO2016050687A1 (en) | 2016-04-07 |
US20170293066A1 (en) | 2017-10-12 |
JP6423086B2 (ja) | 2018-11-14 |
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