JP2010251013A - 灯具 - Google Patents
灯具 Download PDFInfo
- Publication number
- JP2010251013A JP2010251013A JP2009097156A JP2009097156A JP2010251013A JP 2010251013 A JP2010251013 A JP 2010251013A JP 2009097156 A JP2009097156 A JP 2009097156A JP 2009097156 A JP2009097156 A JP 2009097156A JP 2010251013 A JP2010251013 A JP 2010251013A
- Authority
- JP
- Japan
- Prior art keywords
- lens
- incident
- total reflection
- light
- light source
- 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.)
- Granted
Links
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Classifications
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/241—Light guides characterised by the shape of the light guide of complex shape
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/243—Light guides characterised by the emission area emitting light from one or more of its extremities
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/245—Light guides characterised by the emission area emitting light from one or more of its major surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/247—Light guides with a single light source being coupled into the light guide
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/0091—Reflectors for light sources using total internal reflection
-
- 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
- G02B19/0028—Condensers, e.g. light collectors or similar non-imaging optics characterised by the optical means employed refractive and reflective surfaces, e.g. non-imaging catadioptric systems
-
- 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
-
- 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
【解決手段】第1レンズ、前記第1レンズの外側に配置された第2レンズが一体に形成されたレンズ体と、LED光源と、を備えており、前記第1レンズは、前記LED光源の光軸上に配置された第1入射面及び屈折面を含んでおり、主となる配光を形成するレンズ面であり、前記第2レンズは、第2入射面、第1全反射面、リング形状の出射面、個別出射面、第2全反射面及び第3全反射面を含んでおり、副となる配光を形成する反射面であり、前記リング形状の出射面は、前記第1全反射面からの反射光の光路上に配置され、かつ、複数の領域に分割されており、前記個別出射面は、前記分割された複数の領域のうち、少なくとも一つの領域に設けられ、前記第1全反射面からの全反射光が透過するレンズ面である。
【選択図】図1
Description
Claims (2)
- 第1レンズ、前記第1レンズの外側に配置された第2レンズが一体に形成されたレンズ体と、LED光源と、を備えており、
前記第1レンズは、前記LED光源の正面方向光軸上に配置された第1入射面及び屈折面を含んでおり、
前記第1入射面は、前記LED光源から正面方向、光軸を中心に約90度範囲に拡散出射される光の光路上に配置され、当該第1入射面に到達した光を正面方向に集光屈折させて前記第1レンズ内部に入射させるレンズ面であり、
前記屈折面は、前記第1入射面から入射した入射光の光路上に配置され、当該屈折面に到達した前記第1入射面からの入射光を拡散させ、所定配光を形成するレンズ面であり、
前記第2レンズは、第2入射面、第1全反射面、リング形状の出射面、個別出射面、第2全反射面及び第3全反射面を含んでおり、
前記第2入射面は、前記LED光源から側面方向、光軸を中心に約90度以上180度範囲に拡散出射される光の光路上に配置され、当該第2入射面に到達した光を1次屈折させて前記第2レンズ内部に入射させる立壁状又は円筒形状のレンズ面であり、
前記第1全反射面は、前記第2入射面から入射した入射光の光路上に配置され、当該第1全反射面に到達した前記第2入射面からの入射光を正面方向に集光するように全反射し、所定配光を形成する反射面であり、
前記リング形状の出射面は、前記第1全反射面からの反射光の光路上に配置され、かつ、複数の領域に分割されており、
前記個別出射面は、前記分割された複数の領域のうち、少なくとも一つの領域に設けられ、前記第1全反射面からの全反射光が透過するレンズ面であり、
前記第2全反射面は、前記分割された複数の領域のうち、残りの領域に設けられ、当該第2全反射面に到達した前記第1全反射面からの反射光を前記第2レンズの外側に向けて全反射する反射面であり、
前記第3全反射面は、前記第2全反射面からの反射光の光路上に傾斜した姿勢で配置され、当該第3全反射面に到達した前記第2全反射面からの反射光を正面方向に向けて反射する反射面であること、を特徴とする灯具。 - 前記第1入射面は、前記LED光源の光軸上に回転軸を持つ回転双曲面又は球面であり、
前記屈折面は、前記LED光源の光軸上に回転軸を持つ円錐又はプリズムであり、
前記第2入射面は、前記LED光源の光軸上に回転軸を持つ立壁状又は円筒形状のレンズ面であり、
前記第1全反射面は、円錐又は2次曲線の回転体により形成された曲面であることを特徴とする請求項1に記載の灯具。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009097156A JP5369359B2 (ja) | 2009-04-13 | 2009-04-13 | 灯具 |
US12/759,205 US20100259153A1 (en) | 2009-04-13 | 2010-04-13 | Lamp using led light source |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009097156A JP5369359B2 (ja) | 2009-04-13 | 2009-04-13 | 灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010251013A true JP2010251013A (ja) | 2010-11-04 |
JP5369359B2 JP5369359B2 (ja) | 2013-12-18 |
Family
ID=42933818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009097156A Expired - Fee Related JP5369359B2 (ja) | 2009-04-13 | 2009-04-13 | 灯具 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20100259153A1 (ja) |
JP (1) | JP5369359B2 (ja) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012114051A (ja) * | 2010-11-26 | 2012-06-14 | Stanley Electric Co Ltd | 車両用灯具 |
KR101241574B1 (ko) | 2011-07-18 | 2013-03-11 | 주식회사 필립인텍스 | 조명장치 |
WO2013145351A1 (ja) * | 2012-03-26 | 2013-10-03 | 株式会社遠藤照明 | 照明ランプ用レンズ板および照明ランプ |
JP2014143147A (ja) * | 2013-01-25 | 2014-08-07 | Ichikoh Ind Ltd | 車両用灯具 |
JP2014175284A (ja) * | 2013-03-13 | 2014-09-22 | Ichikoh Ind Ltd | 車両用灯具 |
JP2014199763A (ja) * | 2013-03-29 | 2014-10-23 | 株式会社小糸製作所 | 車両用灯具 |
KR20190081283A (ko) * | 2017-12-29 | 2019-07-09 | 에스엘 주식회사 | 차량용 램프 |
WO2019230910A1 (ja) * | 2018-06-01 | 2019-12-05 | 株式会社小糸製作所 | 車両用灯具 |
JP7401388B2 (ja) | 2020-04-22 | 2023-12-19 | スタンレー電気株式会社 | 車両用灯具 |
Families Citing this family (20)
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CN201944578U (zh) * | 2010-12-07 | 2011-08-24 | 深圳市金流明光电技术有限公司 | 一种led灯具 |
DE102011078653B4 (de) * | 2011-07-05 | 2013-12-12 | Automotive Lighting Reutlingen Gmbh | Vorsatzoptik zur Bündelung von ausgesandtem Licht mindestens einer Halbleiterlichtquelle |
CN103672664B (zh) * | 2012-09-26 | 2017-03-01 | 中强光电股份有限公司 | 车用照明装置 |
DE102013210257A1 (de) * | 2013-06-03 | 2014-12-18 | Automotive Lighting Reutlingen Gmbh | Vorsatzoptik für eine Lichtquelle |
DE102013226181B4 (de) * | 2013-12-17 | 2021-01-28 | Zumtobel Lighting Gmbh | Optisches Element, sowie Anordnung zur Lichtabgabe |
JP6478204B2 (ja) * | 2014-02-03 | 2019-03-06 | パナソニックIpマネジメント株式会社 | 照明装置および照明装置を有する自動車 |
CN105465744A (zh) * | 2014-06-16 | 2016-04-06 | 法雷奥照明湖北技术中心有限公司 | 光图案化装置以及照明和/或信号指示设备 |
CN104154475A (zh) * | 2014-08-01 | 2014-11-19 | 江苏彤明高科汽车电器有限公司 | 一种汽车led组合式尾灯 |
JP6798980B2 (ja) | 2015-03-31 | 2020-12-09 | ソニー株式会社 | 光源用レンズ、照明装置および表示装置 |
US10041646B2 (en) * | 2015-05-01 | 2018-08-07 | Cooper Technologies Company | Optic and apparatus for making an optic |
FR3044778B1 (fr) * | 2015-12-07 | 2019-08-16 | Valeo Vision | Element optique transparent avec facettes de renvoi pour duplication d'image |
CN105546479A (zh) * | 2016-02-01 | 2016-05-04 | 成都恒坤光电科技有限公司 | 一种透镜及照明灯具和机动车远光照明光学系统 |
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FR3068112B1 (fr) * | 2017-06-23 | 2020-01-17 | Valeo Vision | Projecteur avec collimateur integre dans la glace |
KR20190064090A (ko) * | 2017-11-30 | 2019-06-10 | 에스엘 주식회사 | 차량용 램프 |
US10871271B2 (en) * | 2018-10-05 | 2020-12-22 | Tempo Industries, Llc | Diverging TIR facet LED optics producing narrow beams with color consistency |
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JP7339013B2 (ja) * | 2019-04-01 | 2023-09-05 | 株式会社小糸製作所 | 車両用灯具 |
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Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2012114051A (ja) * | 2010-11-26 | 2012-06-14 | Stanley Electric Co Ltd | 車両用灯具 |
KR101241574B1 (ko) | 2011-07-18 | 2013-03-11 | 주식회사 필립인텍스 | 조명장치 |
US9534761B2 (en) | 2012-03-26 | 2017-01-03 | Endo Lighting Corporation | Lens plate for illumination lamp, and illumination lamp |
WO2013145351A1 (ja) * | 2012-03-26 | 2013-10-03 | 株式会社遠藤照明 | 照明ランプ用レンズ板および照明ランプ |
JP2013201075A (ja) * | 2012-03-26 | 2013-10-03 | Endo Lighting Corp | 照明ランプ用レンズ板および照明ランプ |
JP2014143147A (ja) * | 2013-01-25 | 2014-08-07 | Ichikoh Ind Ltd | 車両用灯具 |
JP2014175284A (ja) * | 2013-03-13 | 2014-09-22 | Ichikoh Ind Ltd | 車両用灯具 |
JP2014199763A (ja) * | 2013-03-29 | 2014-10-23 | 株式会社小糸製作所 | 車両用灯具 |
KR20190081283A (ko) * | 2017-12-29 | 2019-07-09 | 에스엘 주식회사 | 차량용 램프 |
KR102446507B1 (ko) | 2017-12-29 | 2022-09-23 | 에스엘 주식회사 | 차량용 램프 |
WO2019230910A1 (ja) * | 2018-06-01 | 2019-12-05 | 株式会社小糸製作所 | 車両用灯具 |
US11378245B2 (en) | 2018-06-01 | 2022-07-05 | Koito Manufacturing Co., Ltd. | Vehicle lamp |
JP7401388B2 (ja) | 2020-04-22 | 2023-12-19 | スタンレー電気株式会社 | 車両用灯具 |
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US20100259153A1 (en) | 2010-10-14 |
JP5369359B2 (ja) | 2013-12-18 |
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