JPWO2014020848A1 - 樹脂製光学部材および車両用灯具 - Google Patents
樹脂製光学部材および車両用灯具 Download PDFInfo
- Publication number
- JPWO2014020848A1 JPWO2014020848A1 JP2014527968A JP2014527968A JPWO2014020848A1 JP WO2014020848 A1 JPWO2014020848 A1 JP WO2014020848A1 JP 2014527968 A JP2014527968 A JP 2014527968A JP 2014527968 A JP2014527968 A JP 2014527968A JP WO2014020848 A1 JPWO2014020848 A1 JP WO2014020848A1
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical member
- lamp
- fine
- convex
- 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.)
- Pending
Links
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
- F21V5/002—Refractors for light sources using microoptical elements for redirecting or diffusing light
- F21V5/005—Refractors for light sources using microoptical elements for redirecting or diffusing light using microprisms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
- F21S41/148—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/24—Light guides
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/255—Lenses with a front view of circular or truncated circular outline
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/275—Lens surfaces, e.g. coatings or surface structures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/28—Cover glass
-
- 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
- F21S43/237—Light guides characterised by the shape of the light guide rod-shaped
-
- 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
- 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
- F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
-
- 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
- F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
- F21S43/31—Optical layout thereof
- F21S43/315—Optical layout thereof using total internal reflection
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24479—Structurally defined web or sheet [e.g., overall dimension, etc.] including variation in thickness
Abstract
Description
Claims (5)
- 透光性を有する樹脂製光学部材であって、微細凹凸構造が形成された第1部分と、微細凹凸構造が形成されていない第2部分とを含む面を有することを特徴とする樹脂製光学部材。
- 前記微細凹凸構造は、可視光波長以下のピッチで形成された凹部または凸部を含むことを特徴とする請求項1に記載の樹脂製光学部材。
- 前記微細凹凸構造は、高さ37nm以上の凹部または凸部を含むことを特徴とする請求項1に記載の樹脂製光学部材。
- 光源を搭載するための光源搭載部と、
前記光源からの光を制御して前方に向けて出射する樹脂製光学部材と、
を備える車両用灯具であって、
前記樹脂製光学部材は、微細凹凸構造が形成された第1部分と、微細凹凸構造が形成されていない第2部分とを含む面を有することを特徴とする車両用灯具。 - 前記樹脂製光学部材は、前面カバー、投影レンズ、インナーレンズ、導光体のいずれかであることを特徴とする請求項4に記載の車両用灯具。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012172345 | 2012-08-02 | ||
JP2012172345 | 2012-08-02 | ||
PCT/JP2013/004384 WO2014020848A1 (ja) | 2012-08-02 | 2013-07-18 | 樹脂製光学部材および車両用灯具 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPWO2014020848A1 true JPWO2014020848A1 (ja) | 2016-07-21 |
Family
ID=50027560
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014527968A Pending JPWO2014020848A1 (ja) | 2012-08-02 | 2013-07-18 | 樹脂製光学部材および車両用灯具 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20150138821A1 (ja) |
JP (1) | JPWO2014020848A1 (ja) |
WO (1) | WO2014020848A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015230872A (ja) * | 2014-06-06 | 2015-12-21 | 株式会社小糸製作所 | 車輌用灯具 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2851612B1 (de) * | 2013-09-24 | 2019-06-26 | Glashütte Limburg Leuchten GmbH + Co. KG | Leuchte mit Lampenschirm |
US9488864B2 (en) * | 2014-06-28 | 2016-11-08 | Radiant Choice Limited | Light distributing optical component |
KR101835046B1 (ko) * | 2014-07-24 | 2018-03-09 | 한국생산기술연구원 | 주기적인 선형 나노패턴을 포함하는 도광판, 이의 제조방법 및 이를 포함하는 디스플레이용 백라이트 유닛 |
JP2016212988A (ja) * | 2015-04-30 | 2016-12-15 | 株式会社小糸製作所 | 車両用灯具 |
FR3036165B1 (fr) * | 2015-05-12 | 2017-06-09 | Peugeot Citroen Automobiles Sa | Procede de marquage invisible, feu d’eclairage muni d’une marque d’identification invisible et vehicule ainsi equipe |
DE102015119445A1 (de) * | 2015-11-11 | 2017-05-11 | Hella Kgaa Hueck & Co. | Verfahren zur Herstellung einer Designeinrichtung für Fahrzeuge sowie Beleuchtungsvorrichtung |
JP2017107652A (ja) * | 2015-12-07 | 2017-06-15 | 株式会社小糸製作所 | 車両用灯具 |
DE102016121475A1 (de) * | 2016-11-09 | 2018-05-09 | Lisa Dräxlmaier GmbH | Lichtleiter und Beleuchtungsvorrichtung |
US10955100B2 (en) * | 2016-12-23 | 2021-03-23 | Lumileds Llc | Light emitting module with light guide plate for automotive headlight |
FR3071040B1 (fr) | 2017-09-12 | 2019-09-06 | Valeo Vision | Module lumineux pour l’eclairage et/ou la signalisation d’un vehicule automobile |
CN113339750B (zh) * | 2018-03-15 | 2023-04-07 | 株式会社小糸制作所 | 车辆用前照灯 |
JPWO2021256057A1 (ja) | 2020-06-16 | 2021-12-23 | ||
FR3124246A1 (fr) * | 2021-06-22 | 2022-12-23 | Psa Automobiles Sa | Dispositif d’éclairage à guide de lumière à face avant de sortie de photons |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH03122902A (ja) * | 1989-10-06 | 1991-05-24 | Koito Mfg Co Ltd | 自動車用ヘッドランプ |
JP2007528107A (ja) * | 2004-03-07 | 2007-10-04 | ドクター・オプティクス・ゲーエムベーハー | 自動車用ヘッドライトのためのヘッドライトレンズ |
JP2008262755A (ja) * | 2007-04-10 | 2008-10-30 | Koito Mfg Co Ltd | 車両用灯具ユニット |
JP2009134879A (ja) * | 2007-11-28 | 2009-06-18 | Stanley Electric Co Ltd | 照明装置 |
JP2010040322A (ja) * | 2008-08-05 | 2010-02-18 | Koito Mfg Co Ltd | 車両用灯具 |
JP2012018917A (ja) * | 2010-06-08 | 2012-01-26 | Fujikura Ltd | 面状発光装置およびシートスイッチモジュール |
JP2012089593A (ja) * | 2010-10-18 | 2012-05-10 | Tokai Kogaku Kk | 赤外線通信用光学物品及び赤外線通信用受光部 |
JP2012094400A (ja) * | 2010-10-27 | 2012-05-17 | Yamagata Casio Co Ltd | 透光性部材 |
Family Cites Families (3)
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US6924943B2 (en) * | 2002-12-02 | 2005-08-02 | Light Prescriptions Innovators, Llc | Asymmetric TIR lenses producing off-axis beams |
US20040257484A1 (en) * | 2003-06-18 | 2004-12-23 | Alps Electric Co., Ltd. | Illumination device, tablet, and liquid crystal display |
CN101907263B (zh) * | 2009-05-09 | 2013-08-28 | 西铁城电子股份有限公司 | 透镜部件和使用该透镜部件的光学单元 |
-
2013
- 2013-07-18 WO PCT/JP2013/004384 patent/WO2014020848A1/ja active Application Filing
- 2013-07-18 JP JP2014527968A patent/JPWO2014020848A1/ja active Pending
-
2015
- 2015-01-28 US US14/607,568 patent/US20150138821A1/en not_active Abandoned
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03122902A (ja) * | 1989-10-06 | 1991-05-24 | Koito Mfg Co Ltd | 自動車用ヘッドランプ |
JP2007528107A (ja) * | 2004-03-07 | 2007-10-04 | ドクター・オプティクス・ゲーエムベーハー | 自動車用ヘッドライトのためのヘッドライトレンズ |
JP2008262755A (ja) * | 2007-04-10 | 2008-10-30 | Koito Mfg Co Ltd | 車両用灯具ユニット |
JP2009134879A (ja) * | 2007-11-28 | 2009-06-18 | Stanley Electric Co Ltd | 照明装置 |
JP2010040322A (ja) * | 2008-08-05 | 2010-02-18 | Koito Mfg Co Ltd | 車両用灯具 |
JP2012018917A (ja) * | 2010-06-08 | 2012-01-26 | Fujikura Ltd | 面状発光装置およびシートスイッチモジュール |
JP2012089593A (ja) * | 2010-10-18 | 2012-05-10 | Tokai Kogaku Kk | 赤外線通信用光学物品及び赤外線通信用受光部 |
JP2012094400A (ja) * | 2010-10-27 | 2012-05-17 | Yamagata Casio Co Ltd | 透光性部材 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015230872A (ja) * | 2014-06-06 | 2015-12-21 | 株式会社小糸製作所 | 車輌用灯具 |
Also Published As
Publication number | Publication date |
---|---|
WO2014020848A1 (ja) | 2014-02-06 |
US20150138821A1 (en) | 2015-05-21 |
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