JP6145817B2 - 照明装置 - Google Patents
照明装置 Download PDFInfo
- Publication number
- JP6145817B2 JP6145817B2 JP2013083853A JP2013083853A JP6145817B2 JP 6145817 B2 JP6145817 B2 JP 6145817B2 JP 2013083853 A JP2013083853 A JP 2013083853A JP 2013083853 A JP2013083853 A JP 2013083853A JP 6145817 B2 JP6145817 B2 JP 6145817B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- led
- optical axis
- optical
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
-
- 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
- F21V5/04—Refractors for light sources of lens shape
-
- 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
- F21V5/08—Refractors for light sources producing an asymmetric light distribution
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
- B64D2011/0038—Illumination systems for cabins as a whole
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D2203/00—Aircraft or airfield lights using LEDs
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Device Packages (AREA)
Description
2 LEDユニット
3 LED
4 基板
6 レンズ(光学レンズ:光学部材)
61a 第1の光入射面
61b 第2の光入射面
8 反射鏡(光学部材)
A1,A2,A3 領域
L 光軸
LS 光軸に対して傾斜した方向
Claims (5)
- 進行方向に沿って通路を有する航空機のキャビン内の前記通路上の天井を照明する照明装置であって、
一列に配された複数のLEDと、前記LEDが実装される長尺状の基板と、前記LEDを一括して囲い該LEDからの光の配光を制御する光学部材と、を備え、
前記LEDから出射される光の光軸は、前記基板と直交しており、
前記光学部材は、前記基板の長手方向と直交する断面視において、前記LEDからの光の配光を制御して出射する光出射面を少なくとも3領域に分割したとき、これら分割された領域のうち前記LEDからの光の光軸が通る領域から放射される光を、前記LEDからの光の光軸に対して傾斜した方向に配光し、前記分割された領域のうち前記LEDからの光の光軸が通る領域の周囲の領域から放射される光を、前記LEDからの光の光軸と平行に配光することを特徴とする照明装置。 - 前記光学部材は、光学レンズであり、前記LEDからの光が入射する光入射面が、前記LEDからの光の光軸に対して非対称であることを特徴とする請求項1に記載の照明装置。
- 前記光学レンズの光入射面は、前記基板に向けて凸な曲面であり、
前記曲面の最も突出した部分が、前記LEDからの光の光軸から外れていることを特徴とする請求項2に記載の照明装置。 - 前記光学レンズの光入射面は、前記基板の長手方向と直交する断面視において、前記LEDからの光の光軸で分割される一方の面に鋸歯状のプリズム面を有することを特徴とする請求項2に記載の照明装置。
- 前記光学部材は、反射鏡であり、前記LEDからの光が反射する反射面が、前記LEDからの光の光軸に対して非対称であることを特徴とする請求項1に記載の照明装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013083853A JP6145817B2 (ja) | 2013-04-12 | 2013-04-12 | 照明装置 |
US14/250,888 US9849984B2 (en) | 2013-04-12 | 2014-04-11 | Lighting apparatus with optical member having asymmetric light incident surface |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013083853A JP6145817B2 (ja) | 2013-04-12 | 2013-04-12 | 照明装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014207125A JP2014207125A (ja) | 2014-10-30 |
JP6145817B2 true JP6145817B2 (ja) | 2017-06-14 |
Family
ID=51686679
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013083853A Expired - Fee Related JP6145817B2 (ja) | 2013-04-12 | 2013-04-12 | 照明装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US9849984B2 (ja) |
JP (1) | JP6145817B2 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9109775B2 (en) * | 2011-12-16 | 2015-08-18 | Fortress Iron, Lp | Accent lighting system for decks, patios and indoor/outdoor spaces |
JP6558672B2 (ja) * | 2014-12-18 | 2019-08-14 | パナソニックIpマネジメント株式会社 | Ledモジュールおよび照明器具 |
JP6489354B2 (ja) * | 2015-02-12 | 2019-03-27 | パナソニックIpマネジメント株式会社 | 飛行機用照明システム及び飛行機 |
US10214287B2 (en) * | 2016-02-26 | 2019-02-26 | The Boeing Company | Vehicle cabin wayfinding assembly |
US10190736B1 (en) * | 2016-04-22 | 2019-01-29 | Cooper Technologies Company | Apparatus for providing off-axis illumination |
JP6876972B2 (ja) * | 2016-11-22 | 2021-05-26 | パナソニックIpマネジメント株式会社 | 照明装置 |
JP6883784B2 (ja) * | 2017-04-24 | 2021-06-09 | パナソニックIpマネジメント株式会社 | 照明装置 |
US10551029B2 (en) * | 2018-02-06 | 2020-02-04 | HELLA GmbH & Co. KGaA | Lighting device with homogeneous light distribution |
JP2022187761A (ja) * | 2021-06-08 | 2022-12-20 | 株式会社マキタ | 電動工具 |
USD1041736S1 (en) * | 2022-08-30 | 2024-09-10 | PureEdge Lighting LLC | Light diffuser |
USD1041738S1 (en) * | 2022-09-22 | 2024-09-10 | PureEdge Lighting LLC | Light diffuser |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2356654A (en) * | 1944-08-22 | Catadioptric lens | ||
CA2078839A1 (en) * | 1991-09-25 | 1993-03-26 | Marc Hoffman | Double refraction and total reflection solid nonimaging lens |
JPH0736459U (ja) * | 1993-12-20 | 1995-07-04 | 株式会社小糸製作所 | 発光ダイオード |
DE10051464B4 (de) * | 2000-10-17 | 2011-08-11 | OSRAM Opto Semiconductors GmbH, 93055 | Stufenlinse |
US7204622B2 (en) | 2002-08-28 | 2007-04-17 | Color Kinetics Incorporated | Methods and systems for illuminating environments |
US6924943B2 (en) * | 2002-12-02 | 2005-08-02 | Light Prescriptions Innovators, Llc | Asymmetric TIR lenses producing off-axis beams |
JP2006072874A (ja) * | 2004-09-06 | 2006-03-16 | Matsushita Electric Works Ltd | 信号灯 |
WO2006081076A2 (en) * | 2005-01-26 | 2006-08-03 | Pelka & Associates, Inc. | Cylindrical irradiance-mapping lens and its applications to led shelf lighting |
US7401948B2 (en) * | 2005-10-17 | 2008-07-22 | Visteon Global Technologies, Inc. | Near field lens having reduced size |
JP5507190B2 (ja) * | 2009-10-06 | 2014-05-28 | コイト電工株式会社 | 照明用レンズおよび照明装置 |
JP5473059B2 (ja) * | 2010-01-21 | 2014-04-16 | パナソニック株式会社 | 車輌用照明器具 |
WO2011091259A2 (en) * | 2010-01-25 | 2011-07-28 | Light Prescriptions Innovators, Llc | Off-axis collimation optics |
US8300323B2 (en) * | 2010-02-23 | 2012-10-30 | Abl Ip Holding Llc | Collimators assemblies |
JP5670710B2 (ja) * | 2010-06-08 | 2015-02-18 | コイト電工株式会社 | 照明装置 |
DE102011078287A1 (de) * | 2011-06-29 | 2013-01-03 | Zumtobel Lighting Gmbh | Lichtlenkungselement |
DE102011085291B4 (de) * | 2011-07-08 | 2021-02-25 | Zumtobel Lighting Gmbh | Lichtbeeinflussungselement zur Beeinflussung der Lichtabgabe von im Wesentlichen punktförmigen Lichtquellen |
JP5857261B2 (ja) * | 2011-08-24 | 2016-02-10 | パナソニックIpマネジメント株式会社 | 照明器具 |
JP5810756B2 (ja) * | 2011-08-31 | 2015-11-11 | 市光工業株式会社 | 車両用前照灯 |
US9169017B2 (en) * | 2012-02-15 | 2015-10-27 | The Boeing Company | Aircraft interior lighting system using structured micro lens arrays |
US9541258B2 (en) * | 2012-02-29 | 2017-01-10 | Cree, Inc. | Lens for wide lateral-angle distribution |
US9200765B1 (en) * | 2012-11-20 | 2015-12-01 | Cooper Technologies Company | Method and system for redirecting light emitted from a light emitting diode |
US9239141B1 (en) * | 2013-02-15 | 2016-01-19 | Rpc Photonics, Inc. | Optical element providing oblique illumination and apparatuses using same |
-
2013
- 2013-04-12 JP JP2013083853A patent/JP6145817B2/ja not_active Expired - Fee Related
-
2014
- 2014-04-11 US US14/250,888 patent/US9849984B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2014207125A (ja) | 2014-10-30 |
US20140307453A1 (en) | 2014-10-16 |
US9849984B2 (en) | 2017-12-26 |
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