JP7231795B1 - コンパクトなレーザベース光生成デバイス - Google Patents
コンパクトなレーザベース光生成デバイス Download PDFInfo
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- JP7231795B1 JP7231795B1 JP2022548711A JP2022548711A JP7231795B1 JP 7231795 B1 JP7231795 B1 JP 7231795B1 JP 2022548711 A JP2022548711 A JP 2022548711A JP 2022548711 A JP2022548711 A JP 2022548711A JP 7231795 B1 JP7231795 B1 JP 7231795B1
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- 239000007788 liquid Substances 0.000 description 1
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- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
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- 239000001301 oxygen Substances 0.000 description 1
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- 235000019353 potassium silicate Nutrition 0.000 description 1
- VQMWBBYLQSCNPO-UHFFFAOYSA-N promethium atom Chemical compound [Pm] VQMWBBYLQSCNPO-UHFFFAOYSA-N 0.000 description 1
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- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- FRNOGLGSGLTDKL-UHFFFAOYSA-N thulium atom Chemical compound [Tm] FRNOGLGSGLTDKL-UHFFFAOYSA-N 0.000 description 1
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- LSGOVYNHVSXFFJ-UHFFFAOYSA-N vanadate(3-) Chemical compound [O-][V]([O-])([O-])=O LSGOVYNHVSXFFJ-UHFFFAOYSA-N 0.000 description 1
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- NAWDYIZEMPQZHO-UHFFFAOYSA-N ytterbium Chemical compound [Yb] NAWDYIZEMPQZHO-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- F21V9/20—Dichroic filters, i.e. devices operating on the principle of wave interference to pass specific ranges of wavelengths while cancelling others
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
-
- 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
- F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
- F21V9/32—Elements containing photoluminescent material distinct from or spaced from the light source characterised by the arrangement of the photoluminescent material
- F21V9/35—Elements containing photoluminescent material distinct from or spaced from the light source characterised by the arrangement of the photoluminescent material at focal points, e.g. of refractors, lenses, reflectors or arrays of 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
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/30—Elements containing photoluminescent material distinct from or spaced from the light source
- F21V9/38—Combination of two or more photoluminescent elements of different materials
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/007—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light
- G02B26/008—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light in the form of devices for effecting sequential colour changes, e.g. colour wheels
-
- 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
- F21V7/0033—Combination of two or more reflectors for a single light source with successive reflections from one reflector to the next or following
-
- 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
- F21V7/04—Optical design
- F21V7/06—Optical design with parabolic curvature
-
- 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
- F21Y2115/30—Semiconductor lasers
-
- 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
- H01L33/505—Wavelength conversion elements characterised by the shape, e.g. plate or foil
-
- 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
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- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Luminescent Compositions (AREA)
- Optical Filters (AREA)
- Led Device Packages (AREA)
Abstract
Description
Claims (15)
- デバイスを備える構成であって、前記デバイスが、ルミネッセンス材料を含む要素及び光透過要素を備え、
前記デバイスが、第1のデバイス軸を有し、
前記ルミネッセンス材料を含む要素が、第1の光が照射されるとルミネッセンス材料光を放出するように構成されたルミネッセンス材料を含み、前記ルミネッセンス材料を含む要素が、第1の長さL1及び前記第1の長さL1に垂直な固有の第1の寸法D1を有し、D1/L1<1であり、前記ルミネッセンス材料を含む要素が、前記第1のデバイス軸からゼロでない第1の距離の所に構成されており、前記ルミネッセンス材料を含む要素が、前記第1のデバイス軸を少なくとも部分的に取り囲んでおり、
前記光透過要素が、前記第1の光に対して透過性であり、前記光透過要素が、要素光入射部及び要素光出射部を備え、前記要素光出射部と前記ルミネッセンス材料とが、放射的に結合されており、(i)前記第1のデバイス軸が、前記光透過要素を横切る、(ii)前記光透過要素が、前記第1のデバイス軸を少なくとも部分的に取り囲んでいる、のうちの1つ以上が当てはまり、
前記ルミネッセンス材料を含む要素が、(a)前記光透過要素及び(b)オプションの熱伝導要素のうちの1つ以上と熱接触しており、
前記光透過要素が、曲面を有するドーム状本体を備え、前記曲面の少なくとも一部が、前記要素光入射部を備え、前記光透過要素が、透過要素軸を有し、前記第1のデバイス軸と前記透過要素軸が一致している、構成。 - 前記ルミネッセンス材料を含む要素が、前記光透過要素及び/又はオプションの前記熱伝導要素に機械的に結合されている、請求項1に記載の構成。
- 前記ルミネッセンス材料を含む要素が、前記第1のデバイス軸を取り囲んでおり、円形、四角形、六角形、八角形及び十角形から選択される形状を有する、請求項1又は2に記載の構成。
- 前記ルミネッセンス材料を含む要素が、リングのような形状を有し、前記第1の長さL1が、円の長さであり、前記固有の第1の寸法D1が、前記ルミネッセンス材料を含む要素の高さ又は幅であり、D1/L1≦10である、請求項1乃至3のいずれか1項に記載の構成。
- 前記ルミネッセンス材料を含む要素が、前記ルミネッセンス材料を含むセラミック本体を備える、請求項1乃至4のいずれか1項に記載の構成。
- 前記ルミネッセンス材料を含む要素が、ポリマ本体であって、前記ポリマ本体内に分散した前記ルミネッセンス材料を含むポリマ本体を備え、前記ポリマ本体が、シリコーンを含むポリマ材料を含む、請求項1乃至4のいずれか1項に記載の構成。
- 前記ルミネッセンス材料を含む要素が、サファイアロッドに取り付けられている、請求項1乃至6のいずれか1項に記載の構成。
- 前記ドーム状本体が、前記ルミネッセンス材料を含む要素の上又は中に前記第1の光を集束させるように構成されている、請求項1に記載の構成。
- 前記第1の光を生成するように構成された第1の光源を更に備え、前記第1の光源が、レーザ光源を含む、請求項1乃至8のいずれか1項に記載の構成。
- 前記構成が、前記ルミネッセンス材料を含む要素を前記第1のデバイス軸を中心に回転させるように構成されたアクチュエータを更に備え、前記構成の動作モード中に、前記ルミネッセンス材料を含む要素が、前記第1のデバイス軸を中心に回転し、前記第1の光源が、回転する前記ルミネッセンス材料を含む要素に対して静止して構成されている、請求項9に記載の構成。
- 前記ルミネッセンス材料を含む要素が、前記光透過要素を少なくとも部分的に取り囲んでおり、前記ルミネッセンス材料を含む要素が、要素入射部及び要素出射部を備え、前記要素入射部と前記要素光出射部とが、放射的に結合されており、前記要素入射部が、前記要素出射部よりも前記第1のデバイス軸に近接して構成されている、請求項1乃至10のいずれか1項に記載の構成。
- 前記光透過要素が、前記ルミネッセンス材料を含む要素の方へ、請求項9に記載の前記第1の光源からの前記第1の光の方向を変える、かつ/又はルミネッセンス材料光の方向を変えるように構成された第1の反射要素を備え、前記構成の動作モードにおいて、前記第1の光源が、前記ルミネッセンス材料を含む要素に対して静止して構成されている、請求項1乃至11のいずれか1項に記載の構成。
- 前記第1の反射要素が、前記ルミネッセンス材料を含む要素にわたって前記第1の光を分散させるように構成されており、前記ルミネッセンス材料を含む要素が、リング状構造を有し、前記デバイスが、前記ルミネッセンス材料光をビーム形成するように構成された第2の光学要素を更に備え、前記第2の光学要素が、ハーフトロイダルレンズ又はハーフトロイダル反射器の形状を有する、請求項12に記載の構成。
- 前記光透過要素が、少なくとも10W/m/Kの熱伝導率を有し、前記デバイスが、前記熱伝導要素を更に備え、前記熱伝導要素が、前記光透過要素と熱接触している、請求項1乃至13のいずれか1項に記載の構成。
- 請求項1乃至14のいずれか1項に記載の構成を備える照明器具又はスポットライトであって、前記構成が、請求項9に記載の前記第1の光源を備える、照明器具又はスポットライト。
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