JP5536043B2 - 丸い照明装置 - Google Patents
丸い照明装置 Download PDFInfo
- Publication number
- JP5536043B2 JP5536043B2 JP2011511133A JP2011511133A JP5536043B2 JP 5536043 B2 JP5536043 B2 JP 5536043B2 JP 2011511133 A JP2011511133 A JP 2011511133A JP 2011511133 A JP2011511133 A JP 2011511133A JP 5536043 B2 JP5536043 B2 JP 5536043B2
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- Prior art keywords
- waveguide
- lighting device
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- central axis
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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
- G02B6/0013—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
-
- 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
- G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the light guide
-
- 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
- G02B6/0045—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 by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
- G02B6/0048—Tapered light guide, e.g. wedge-shaped light guide with stepwise taper
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
- Light Guides In General And Applications Therefor (AREA)
Description
LumiLEDからの24のRebelLEDのうち、18の中白LED80lm@1W「LXML−PWN1−0080」及び6アンバー色LED65lm@2W「LXML−PL01−0030」を有する図4gに概略的に描かれたような光源10を含む照明装置1が作られた。光源10は、図4gを参照して半径方向に発光する。
10 光源
20 導波路
21 第1の導波路表面
22 第2の導波路表面
23 導波路エントランス窓
24 導波路エッジ窓
100 中心軸
200 細長構造体
Claims (13)
- 実質的に丸い照明装置であって、
光源及び光源光を半径方向に発生させるように配置された任意的な光学系と、
前記半径方向に発生された光源光を平行化するように配置され、第1の導波路表面、第2の導波路表面、実質的に丸い導波路エントランス窓、実質的に丸い導波路エッジ窓、及び中心軸を含む実質的に丸い及び実質的に平面の導波路と、
を含み、
前記第1の導波路表面又は前記第2の導波路表面、又は該第1の導波路表面及び該第2の導波路表面の両方は、前記中心軸に垂直な半径に対して実質的に平行な伸長軸を各々が有する複数の細長構造体を更に含み、
前記導波路エントランス窓は、少なくとも部分的に前記光源を取り囲み、かつ該光源から前記半径方向に発生された光源光を受け取るように配置されていて、少なくとも半径方向に照明装置光を供給することを特徴とする照明装置。 - 円形の形状を有することを特徴とする請求項1に記載の照明装置。
- 楕円形の形状を有することを特徴とする請求項1に記載の照明装置。
- 多角形の形状を有し、エッジの数nが、少なくとも6であることを特徴とする請求項1に記載の照明装置。
- 前記導波路エントランス窓は、前記中心軸に対するエントランス窓半径を有し、
前記導波路エッジ窓は、前記中心軸に対するエッジ窓半径を有し、
前記エッジ窓半径と前記エントランス窓半径の比率が、1.5に等しいか又はそれよりも大きい、
ことを特徴とする請求項1から請求項4のいずれか1項に記載の照明装置。 - 前記導波路は、中実透明導波路を含むことを特徴とする請求項1から請求項5のいずれか1項に記載の照明装置。
- 前記細長構造体は、前記伸長軸に対して横方向にV字形プロフィールの断面を有することを特徴とする請求項1から請求項6のいずれか1項に記載の照明装置。
- 前記細長構造体は、前記伸長軸に対して横方向に湾曲プロフィールの断面を有することを特徴とする請求項1から請求項6のいずれか1項に記載の照明装置。
- 前記導波路は、前記中心軸に垂直な前記半径に対する導波路方位角度にわたって、該中心軸に対して2−360°の範囲で拡がり、
前記導波路は、導波路方位角度10°当たり少なくとも1つの細長構造体を含むことを特徴とする請求項1から請求項8のいずれか1項に記載の照明装置。 - 前記エッジ窓は、前記第1の導波路表面又は前記第2の導波路表面に対して85−105°の範囲の傾斜角度を有することを特徴とする請求項1から請求項9のいずれか1項に記載の照明装置。
- 前記エッジ窓は、前記第1の導波路表面又は前記第2の導波路表面に対して35−55°の範囲の傾斜角度を有することを特徴とする請求項1から請求項9のいずれか1項に記載の照明装置。
- 前記導波路は、切子面のあるエッジ窓を含むことを特徴とする請求項1から請求項11のいずれか1項に記載の照明装置。
- 前記導波路は、複数のエッジ窓を含むことを特徴とする請求項1から請求項12のいずれか1項に記載の照明装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP08157267.9 | 2008-05-30 | ||
| EP08157267 | 2008-05-30 | ||
| PCT/IB2009/052122 WO2009144638A1 (en) | 2008-05-30 | 2009-05-20 | Round illumination device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011522368A JP2011522368A (ja) | 2011-07-28 |
| JP5536043B2 true JP5536043B2 (ja) | 2014-07-02 |
Family
ID=40999985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011511133A Active JP5536043B2 (ja) | 2008-05-30 | 2009-05-20 | 丸い照明装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US8434913B2 (ja) |
| EP (1) | EP2286288A1 (ja) |
| JP (1) | JP5536043B2 (ja) |
| CN (1) | CN102047156B (ja) |
| CA (1) | CA2726151C (ja) |
| WO (1) | WO2009144638A1 (ja) |
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-
2009
- 2009-05-20 EP EP09754264A patent/EP2286288A1/en not_active Withdrawn
- 2009-05-20 CA CA2726151A patent/CA2726151C/en active Active
- 2009-05-20 US US12/993,284 patent/US8434913B2/en active Active
- 2009-05-20 WO PCT/IB2009/052122 patent/WO2009144638A1/en not_active Ceased
- 2009-05-20 CN CN200980120114.7A patent/CN102047156B/zh active Active
- 2009-05-20 JP JP2011511133A patent/JP5536043B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102047156B (zh) | 2014-03-26 |
| CN102047156A (zh) | 2011-05-04 |
| CA2726151C (en) | 2016-11-22 |
| US20110063855A1 (en) | 2011-03-17 |
| JP2011522368A (ja) | 2011-07-28 |
| WO2009144638A1 (en) | 2009-12-03 |
| CA2726151A1 (en) | 2009-12-03 |
| US8434913B2 (en) | 2013-05-07 |
| EP2286288A1 (en) | 2011-02-23 |
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