JP5580193B2 - 調節可能なビーム形状を持つledベースの照明器具 - Google Patents
調節可能なビーム形状を持つledベースの照明器具 Download PDFInfo
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- JP5580193B2 JP5580193B2 JP2010511758A JP2010511758A JP5580193B2 JP 5580193 B2 JP5580193 B2 JP 5580193B2 JP 2010511758 A JP2010511758 A JP 2010511758A JP 2010511758 A JP2010511758 A JP 2010511758A JP 5580193 B2 JP5580193 B2 JP 5580193B2
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- 238000007493 shaping process Methods 0.000 claims description 13
- 239000004065 semiconductor Substances 0.000 claims description 2
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- 238000005859 coupling reaction Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 8
- 238000005286 illumination Methods 0.000 description 6
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- 238000010521 absorption reaction Methods 0.000 description 2
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- 239000004973 liquid crystal related substance Substances 0.000 description 1
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Images
Classifications
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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
- G02B6/0011—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
-
- 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
-
- 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
- F21K9/65—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction specially adapted for changing the characteristics or the distribution of the light, e.g. by adjustment of parts
-
- 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
- F21V5/007—Array of lenses or refractors for a cluster of light sources, e.g. for arrangement of multiple light sources in one plane
-
- 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
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/002—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
- G02B6/0021—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces for housing at least a part of the light source, e.g. by forming holes or recesses
-
- 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
-
- 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
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
- F21Y2105/12—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the geometrical disposition of the light-generating elements, e.g. arranging light-generating elements in differing patterns or densities
-
- 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]
-
- 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
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0016—Grooves, prisms, gratings, scattering particles or rough surfaces
-
- 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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
Description
その代わりに、光源10からの光は、光源によって放射された光線15が光導波路の面において方向を変えるような反射の後にその光源と関連するアウトカップリング部でアウトカップルされ得る。
Claims (6)
- 光導波路であって、当該光導波路は、当該光導波路の面において積層分布するように配設される複数のくぼみを規定し、前記複数のくぼみのそれぞれは、前記光源によって放射された光を前記光導波路内へ結合させるよう構成される第1ファセットと、光を前記光導波路の外へ結合させるよう構成される第2ファセットとを含む、光導波路と、
前記光導波路の前記面における前記第1ファセット及び前記第2ファセットの間の前記複数のくぼみへ少なくとも部分的に埋め込まれる複数の光学素子と、
前記光導波路の前記面における前記第1ファセット及び前記第2ファセットの間の前記複数のくぼみに配置される複数の光源と、
を有する照明器具であり、
− 前記光源は、各光源により発される光が前記光学素子を通過し、前記第1ファセットを通じて前記光導波路の内部へ結合されるように、向けられ、
− 少なくとも1つのくぼみの前記第1ファセットにより内部へ結合される前記光は、少なくとも1つの別のくぼみの前記第2ファセットによって外部へ結合され、
− 前記光源が、第1アレイ及び第2アレイに配設され、
− 前記光学素子が、第1セクション及び第2セクションに配設され、
− 前記第1アレイ及び前記第1セクションが、第1グループを形成し、
− 前記第2アレイ及び前記第2セクションが、第2グループを形成し、
− 各グループの前記光学素子が、異なるビーム成形特性を持つよう構成され、
− 前記第1アレイ及び前記第2アレイが、個々にアドレス指定可能であるよう構成され、
前記第1アレイの前記光源が、前記第2アレイの前記光源の間に分散させられている、
ことを特徴とする照明器具。 - 前記第1アレイ及び前記第2アレイのうちの少なくとも1つのアレイが、第1原色の光を放射することが可能な第1サブアレイ及び第2原色の光を放射することが可能な第2サブアレイに配設される請求項1に記載の照明器具。
- 前記第1サブアレイの前記光源が、前記第2サブアレイの前記光源の間に分散させられる請求項2に記載の照明器具。
- 前記第1アレイが、第1原色の光を放射するよう構成され、前記第2アレイが、第2原色の光を放射するよう構成される請求項1に記載の照明器具。
- 前記光学素子のビーム成形特性が、前記光源によって放射された光をコリメートするよう構成される請求項1に記載の照明器具。
- 前記光源が、無機LED、有機LED及び半導体レーザから成るグループから選ばれる請求項1乃至5のいずれか一項に記載の照明器具。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07110256.0 | 2007-06-14 | ||
EP07110256 | 2007-06-14 | ||
PCT/IB2008/052255 WO2008152561A1 (en) | 2007-06-14 | 2008-06-09 | Led-based luminaire with adjustable beam shape |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010529631A JP2010529631A (ja) | 2010-08-26 |
JP5580193B2 true JP5580193B2 (ja) | 2014-08-27 |
Family
ID=39689336
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010511758A Expired - Fee Related JP5580193B2 (ja) | 2007-06-14 | 2008-06-09 | 調節可能なビーム形状を持つledベースの照明器具 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8770787B2 (ja) |
EP (1) | EP2167866B1 (ja) |
JP (1) | JP5580193B2 (ja) |
CN (1) | CN101688646B (ja) |
TW (1) | TW200916692A (ja) |
WO (1) | WO2008152561A1 (ja) |
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2008
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- 2008-06-09 JP JP2010511758A patent/JP5580193B2/ja not_active Expired - Fee Related
- 2008-06-09 US US12/663,522 patent/US8770787B2/en not_active Expired - Fee Related
- 2008-06-09 CN CN200880020234.5A patent/CN101688646B/zh not_active Expired - Fee Related
- 2008-06-09 WO PCT/IB2008/052255 patent/WO2008152561A1/en active Application Filing
- 2008-06-11 TW TW097121797A patent/TW200916692A/zh unknown
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CN101688646A (zh) | 2010-03-31 |
EP2167866A1 (en) | 2010-03-31 |
US8770787B2 (en) | 2014-07-08 |
WO2008152561A1 (en) | 2008-12-18 |
JP2010529631A (ja) | 2010-08-26 |
EP2167866B1 (en) | 2016-04-13 |
CN101688646B (zh) | 2014-10-29 |
TW200916692A (en) | 2009-04-16 |
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