JP2023505614A - ビーム成形光学要素を有する光生成デバイス - Google Patents
ビーム成形光学要素を有する光生成デバイス Download PDFInfo
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- JP2023505614A JP2023505614A JP2022551305A JP2022551305A JP2023505614A JP 2023505614 A JP2023505614 A JP 2023505614A JP 2022551305 A JP2022551305 A JP 2022551305A JP 2022551305 A JP2022551305 A JP 2022551305A JP 2023505614 A JP2023505614 A JP 2023505614A
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- light
- optical element
- radiation
- shaping optical
- luminescent body
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Images
Classifications
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- G—PHYSICS
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- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0033—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use
- G02B19/0047—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source
- G02B19/0061—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED
- G02B19/0066—Condensers, e.g. light collectors or similar non-imaging optics characterised by the use for use with a light source the light source comprising a LED in the form of an LED array
-
- 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
- G02B6/0008—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 at the end of the fibre
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
- C09K11/7774—Aluminates
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B19/00—Condensers, e.g. light collectors or similar non-imaging optics
- G02B19/0004—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed
- G02B19/0019—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed having reflective surfaces only (e.g. louvre systems, systems with multiple planar reflectors)
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0911—Anamorphotic systems
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/0977—Reflective elements
- G02B27/0983—Reflective elements being curved
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/0994—Fibers, light pipes
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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
- G02B6/0003—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 doped with fluorescent agents
-
- 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
- G02B6/0068—Arrangements of plural sources, e.g. multi-colour light sources
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2013—Plural light sources
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2033—LED or laser light sources
- G03B21/204—LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/208—Homogenising, shaping of the illumination light
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
-
- 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]
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Multimedia (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
- 光源光を供給するように構成されている、複数の光源(10)と、
- 細長いルミネッセンス本体(100)であって、細長いルミネッセンス本体の長さを画定している第1面及び第2面を有し、細長いルミネッセンス本体が、1つ以上の側面を含み、細長いルミネッセンス本体が、放射線入力面と、第1の放射線出射窓を有する第2面とを含み、放射線入力面が、複数の光源と受光関係で構成されており、細長いルミネッセンス本体が、光源光の少なくとも一部をルミネッセンス材料光に変換するように構成されているルミネッセンス材料を含み、第2面が、放射線入力面に対して、0°に等しくなく、かつ180°に等しくない角度(α)を有し、第2面が、第2面表面積を有する、細長いルミネッセンス本体と、
- 第1の放射線出射窓と光学的に結合されており、変換器光の少なくとも一部を受光するように構成されている、放射線入射窓を含む、ビーム成形光学要素であって、第1の放射線出射窓が、第2面表面積よりも小さい第1の放射線出射窓表面積を有し、ビーム成形光学要素に(直接)光学的に結合されていない第2面表面積が、第1の反射要素を有し、変換器光が、ルミネッセンス材料光と、オプションとして変換されていない光源光とを含む、ビーム成形光学要素とを備える、光生成システムを提供する。2つの要素に関する表現「(直接)光学的に結合されていない」とは、光が、少なくとも1回も(表面によって)反射されることなく、第1の要素から第2の要素まで移動することはできないことを意味する場合があり、あるいは、2つの要素が、互いに直接(物理的に)結合されていないことを意味する場合もある。
Claims (15)
- 光生成システムであって、
光源光を供給するように構成されている、複数の光源と、
細長いルミネッセンス本体であって、前記細長いルミネッセンス本体の長さを画定している第1面及び第2面を有し、前記細長いルミネッセンス本体が、1つ以上の側面を含み、前記細長いルミネッセンス本体が、放射線入力面を含み、前記第2面が、第1の放射線出射窓を含み、前記放射線入力面が、前記複数の光源と受光関係で構成されており、前記細長いルミネッセンス本体が、前記光源光の少なくとも一部をルミネッセンス材料光に変換するように構成されているルミネッセンス材料を含み、前記第2面が、前記放射線入力面に対して、0°に等しくなく、かつ180°に等しくない角度を有し、前記第2面が、第2面表面積A1を有する、細長いルミネッセンス本体と、
前記第1の放射線出射窓と光学的に結合されており、変換器光の少なくとも一部を受光するように構成されている、放射線入射窓を含む、ビーム成形光学要素であって、前記第1の放射線出射窓が、前記第2面表面積A1よりも小さい第1の放射線出射窓表面積A2を有し、前記ビーム成形光学要素に光学的に結合されていない前記第2面表面積A1が、第1の反射要素を有し、前記ビーム成形光学要素が、前記ビーム成形光学要素の対称面に平行な平面に沿って分割されたビーム成形光学要素として構成されている、部分ビーム成形光学要素を含む、ビーム成形光学要素と、を備える、光生成システム。 - 前記第1の放射線出射窓が、前記第2面に対して非対称に位置決めされている、請求項1に記載の光生成システム。
- 前記細長いルミネッセンス本体が、屈折率n1を有し、前記ビーム成形光学要素が、屈折率n2を有し、0.75*n1≦n2≦1.1*n1である、請求項2に記載の光生成システム。
- 前記ビーム成形光学要素が、複合放物面集光器、角錐台要素、切頭球形要素、及びドーム形状要素のうちの少なくとも1つを含む、請求項1乃至3のいずれか一項に記載の光生成システム。
- 前記ビーム成形光学要素が、前記ビーム成形光学要素の対称面と一致する平面に沿って分割されたビーム成形光学要素として構成されている、部分ビーム成形光学要素を含む、請求項1乃至4のいずれか一項に記載の光生成システム。
- 前記第2面が、第1のアスペクト比R1を有し、前記放射線入射窓が、第2のアスペクト比R2を有し、R2≦0.9*R1である、請求項4又は5のいずれか一項に記載の光生成システム。
- 前記部分ビーム整形光学要素が、複合放物面集光器の半分のものである、請求項5に記載の光生成システム。
- 前記部分ビーム整形光学要素が、複合放物面集光器の4分の1のものを含む、請求項5に記載の光生成システム。
- 前記部分ビーム整形光学要素が、複合放物面集光器の4分の1のものである、請求項6に記載の光生成システム。
- 前記部分ビーム整形光学要素が、分割平面に関連付けられている第2の反射要素を更に含む、請求項6乃至9のいずれか一項に記載の光生成システム。
- 反射器を更に備え、前記反射器が、前記第1の反射要素及び前記第2の反射要素を含む、請求項10に記載の光生成システム。
- 光学要素を更に備え、前記ビーム成形光学要素が、前記光学要素を介して前記第1の放射線出射窓と光学的に結合されている、請求項1乃至11のいずれか一項に記載の光生成システム。
- 前記光学要素が、屈折率n3を有し、0.95*n2≦n3≦1.05*n1である、請求項11に記載の光生成システム。
- 前記第2面表面積A1に対する前記第1の放射線出射窓表面積A2の比が、0.2≦A2/A1≦0.95の範囲内である、請求項1乃至13のいずれか一項に記載の光生成システム。
- 請求項1乃至14のいずれか一項に記載の光生成システムを備える、投影システム、照明システム、又は照明器具。
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