JP5438766B2 - 照明器具及び照明システム - Google Patents
照明器具及び照明システム Download PDFInfo
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Classifications
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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
- F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- 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
- F21V7/0008—Reflectors for light sources providing for indirect lighting
-
- 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
-
- 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
- F21V7/09—Optical design with a combination of different curvatures
-
- 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
- F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
- F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
- F21V7/30—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings the coatings comprising photoluminescent substances
-
- 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
- F21V7/0008—Reflectors for light sources providing for indirect lighting
- F21V7/0016—Reflectors for light sources providing for indirect lighting on lighting devices that also provide for direct lighting, e.g. by means of independent light sources, by splitting of the light beam, by switching between both lighting modes
-
- 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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear 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
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
- F21Y2103/30—Elongate light sources, e.g. fluorescent tubes curved
- F21Y2103/33—Elongate light sources, e.g. fluorescent tubes curved annular
-
- 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
- F21Y2113/00—Combination of light sources
- F21Y2113/10—Combination of light sources of different colours
- F21Y2113/13—Combination of light sources of different colours comprising an assembly of point-like 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
‐平面Pに広がり、光源が観測者に光出口窓を通して直接見えないようにするために接触手段を遮蔽するように適合された遮蔽手段であり、
‐該遮蔽手段は、第2端部と反対の第1端部を有し、その第1端部は、凹型形状の反射スクリーンに隣接し、その第2端部は、光出口窓に隣接し、
‐該反射スクリーンは、光出口窓の反対側に配置され、鏡面反射部及び拡散反射部を有する反射スクリーンであり、その拡散反射部の第1の端は光出口窓に隣接し、第2の端はその鏡面反射部の第1先端部に隣接し、反射スクリーンの鏡面反射部の第2先端部は、遮蔽手段に隣接し、
‐該接触手段は、遮蔽手段と反射スクリーンの鏡面反射部との間に配置されている、遮蔽手段、
を含み、平面Pに直交する断面において、遮蔽手段の第1端部及び第2端部の両方を通して見ると、鏡面反射部の第1先端部の接線は、平面Pに25°よりも大きい角度α’をなす。
高さ/幅≧1/20であり、この比は、図1A‐1Cでは1/6である。
Claims (15)
- 間接照明のための照明器具であり:
‐平面Pにおいて広がり、光出口窓を通して光源が観測者に直接見えないように、前記光源を保持するための接触手段を遮蔽するように適合された遮蔽手段、
を含み、
‐該遮蔽手段は、第1端部を第2端部の反対側に有し、該第1端部は、凹型形状の反射スクリーンに隣接し、該第2端部は、前記光出口窓に隣接し、
‐該反射スクリーンは、該光出口窓の反対側に配置され、鏡面反射部及び拡散反射部を有し、該拡散反射部の第1の端は、該光出口窓に隣接し、該拡散反射部の第2の端は、前記鏡面反射部の第1先端部に隣接し、前記反射スクリーンの鏡面反射部の第2先端部は、前記遮蔽手段に隣接し、
‐前記接触手段は、該遮蔽手段と前記反射スクリーンの鏡面反射部との間に配置され、
前記平面Pに直角且つ前記遮蔽手段の第1端部及び第2端部の両方を通る断面で見ると、該鏡面反射部の第1先端部は、前記平面Pに対して25°よりも大きい角度をなし、前記平面Pに対する前記鏡面反射部の接線の角度は、前記第2先端部から前記第1先端部に向かって連続的に減少する、
照明器具。 - 前記角度は、28°と35°の間の範囲にある、請求項1に記載の照明器具。
- 請求項1又は2に記載の照明器具であり、前記平面Pに直角且つ前記遮蔽手段の第1端部及び第2端部の両方を通る断面で見ると、前記鏡面反射部の第2先端部の接線は、前記平面Pに対して90°よりも大きい角度をなす、ことを特徴とする照明器具。
- 請求項3に記載の照明器具であり、前記平面Pに直角且つ前記遮蔽手段の第1端部及び第2端部の両方を通る断面で見ると、前記光源よりも該平面Pに近く位置する前記鏡面反射部の部分の接線は、該平面Pに対して90°よりも大きい角度をなす、ことを特徴とする照明器具。
- 請求項1又は2に記載の照明器具であり、前記光源の作動時において生成される光は、光の第1の割合及び第2の割合に対して異なって処理され、
前記拡散反射部に直接衝突する該第1の割合は、l(γ)=l(0)cos(γ)に従って光度分布を有し、γは、光線が前記平面Pに関して放射される角度であり、該第1の割合に対して0°から60°まで及び、
γが60°と180°の間に及ぶ前記第2の割合は、前記鏡面反射部に直接衝突し、該第2の割合は、前記拡散反射部に再び方向付けられ、該鏡面反射部によって、5°と35°の間に及ぶ角度γに集中させられる、
ことを特徴とする照明器具。 - 前記第1の割合及び前記第2の割合は、1:10から1:3まで及ぶ光度比を有する、請求項5に記載の照明器具。
- 請求項1乃至6のうちいずれか1項に記載の照明器具であり、前記拡散反射部は、第1、第2及び第3部分を有し、該第2部分は、該第1部分と該第3部分との間に位置し、該第1部分及び該第3部分に接線方向に接続し、該第1部分は、凹型に湾曲し、前記鏡面反射部の第1先端部に接している前記拡散反射部の第2の端を含む、ことを特徴とする照明器具。
- 請求項7に記載の照明器具であり、前記平面Pに直角且つ前記遮蔽手段の第1端部及び第2端部の両方を通る断面で見ると、前記第2部分は直線形状である、ことを特徴とする照明器具。
- 請求項1乃至4のうちいずれか1項に記載の照明器具であり、前記光出口窓の最小幅の1/4と1/20の間にある最大の高さを有し、該高さは、前記平面Pに直角に沿って測定され、前記幅は、該平面Pに平行に測定される、照明器具。
- 請求項1乃至4のうちいずれか1項に記載の照明器具であり、前記遮蔽手段は、前記鏡面反射部に面する反射面を有する、ことを特徴とする照明器具。
- 請求項1乃至4のうちいずれか1項に記載の照明器具であり、前記拡散反射部は、粗面処理をすることによって、又は波状表面を形成することによって、又は実質的に透明なプリズムシートを使用することによって得られる面を有する、照明器具。
- 請求項1乃至4のうちいずれか1項に記載の照明器具であり、前記拡散反射部及び/又は前記光出口窓において配置された遠隔蛍光体層をさらに有し、該遠隔蛍光体層は、前記光源によって放射される光の少なくとも1部分を異なる色の光に変換するための発光体を含む、照明器具。
- 請求項1乃至4のうちいずれか1項に記載の照明器具であり、前記光出口窓の直接照明のために前記拡散反射部において配置された追加の光源のアレイをさらに有し、請求項1に記載の前記光源によって放射された光の色は、前記追加の光源のアレイによって放射される光の色とは異なる、照明器具。
- 請求項1乃至13のうちいずれか1項に記載の少なくとも1つの照明器具を含む、照明システム。
- 請求項14に記載の照明システムであり、2つの照明器具を有し、該2つの照明器具は、それぞれの前記平面Pが共通の平面上にあり、それぞれの前記拡散反射部の第1の端が互いに接する、ことを特徴とする照明システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08164194 | 2008-09-12 | ||
EP08164194.6 | 2008-09-12 | ||
PCT/IB2009/053857 WO2010029475A1 (en) | 2008-09-12 | 2009-09-04 | Luminaire and illumination system |
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Publication Number | Publication Date |
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JP2012502443A JP2012502443A (ja) | 2012-01-26 |
JP5438766B2 true JP5438766B2 (ja) | 2014-03-12 |
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JP2011526601A Active JP5438766B2 (ja) | 2008-09-12 | 2009-09-04 | 照明器具及び照明システム |
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Country | Link |
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US (2) | US8579473B2 (ja) |
EP (1) | EP2326869B1 (ja) |
JP (1) | JP5438766B2 (ja) |
CN (1) | CN102149966B (ja) |
ES (1) | ES2592168T3 (ja) |
WO (1) | WO2010029475A1 (ja) |
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