JP7002897B2 - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP7002897B2 JP7002897B2 JP2017179694A JP2017179694A JP7002897B2 JP 7002897 B2 JP7002897 B2 JP 7002897B2 JP 2017179694 A JP2017179694 A JP 2017179694A JP 2017179694 A JP2017179694 A JP 2017179694A JP 7002897 B2 JP7002897 B2 JP 7002897B2
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- Prior art keywords
- lens
- light
- vehicle
- projection lens
- projection
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- 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.)
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Classifications
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- 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
- F21S41/27—Thick lenses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
- B60Q1/1415—Dimming circuits
- B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
- B60Q1/143—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic combined with another condition, e.g. using vehicle recognition from camera images or activation of wipers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
- B60Q1/1415—Dimming circuits
- B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
-
- 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]
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- 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]
- F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
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- 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]
- F21S41/151—Light emitting diodes [LED] arranged in one or more lines
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- 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]
- F21S41/151—Light emitting diodes [LED] arranged in one or more lines
- F21S41/153—Light emitting diodes [LED] arranged in one or more lines arranged in a matrix
-
- 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
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- 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
- F21S41/265—Composite lenses; Lenses with a patch-like shape
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- 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
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
- F21S41/663—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
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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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
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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
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
- F21V33/0052—Audio or video equipment, e.g. televisions, telephones, cameras or computers; Remote control devices therefor
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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
- 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
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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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/05—Special features for controlling or switching of the light beam
- B60Q2300/056—Special anti-blinding beams, e.g. a standard beam is chopped or moved in order not to blind
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/40—Indexing codes relating to other road users or special conditions
- B60Q2300/41—Indexing codes relating to other road users or special conditions preceding vehicle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
- F21W2102/13—Arrangement or contour of the emitted light for high-beam region or low-beam region
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- 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]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Mathematical Physics (AREA)
- Multimedia (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lenses (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Description
1 ランプハウジング
2 ランプユニット
3 光源
4 投影レンズ
5 発光回路
41 凸レンズ(第1レンズ)
42 凹レンズ(第2レンズ)
43 凸レンズ(第3レンズ)
301~309 LEDチップ(発光素子)
S1~S6 第1面~第6面
t1,t2 レンズ間距離
T レンズ総厚
Claims (5)
- 光源と、光源から出射した光を投影する投影レンズを含む車両用灯具であって、前記投影レンズは正の屈折力を有する第1レンズと、負の屈折力を有する第2レンズと、正の屈折力を有する第3レンズとを含むトリプレットレンズで構成され、前記第1レンズと前記第2レンズの第1レンズ間距離t1と、前記第2レンズと前記第3レンズの第2レンズ間距離t2と、前記投影レンズのレンズ総厚Tとが、0.03<(t1=t2)/T<0.1の関係にあることを特徴とする車両用灯具。
- 前記第1レンズ及び第3レンズは前記第2レンズよりも低分散の透光材料で構成される請求項1に記載の車両用灯具。
- 前記投影レンズのFナンバーは1.0よりも小さい請求項1または2に記載の車両用灯具。
- 前記光源は複数の発光素子で構成され、各発光素子から出射される光を前記投影レンズで投影してそれぞれ対応する複数の照明領域を形成する請求項1ないし3のいずれかに記載の車両用灯具。
- 前記複数の発光素子を個別に発光制御してADB配光制御を行う請求項4に記載の車両用灯具。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017179694A JP7002897B2 (ja) | 2017-09-20 | 2017-09-20 | 車両用灯具 |
KR1020180105792A KR102134329B1 (ko) | 2017-09-20 | 2018-09-05 | 차량용 등기구 |
US16/124,677 US10655812B2 (en) | 2017-09-20 | 2018-09-07 | Vehicle lamp |
CN201821530537.9U CN208635005U (zh) | 2017-09-20 | 2018-09-18 | 车辆用灯具 |
CN201811089620.1A CN109539164B (zh) | 2017-09-20 | 2018-09-18 | 车辆用灯具 |
JP2021214117A JP7267392B2 (ja) | 2017-09-20 | 2021-12-28 | 車両用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017179694A JP7002897B2 (ja) | 2017-09-20 | 2017-09-20 | 車両用灯具 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021214117A Division JP7267392B2 (ja) | 2017-09-20 | 2021-12-28 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019057368A JP2019057368A (ja) | 2019-04-11 |
JP7002897B2 true JP7002897B2 (ja) | 2022-02-04 |
Family
ID=65721380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017179694A Active JP7002897B2 (ja) | 2017-09-20 | 2017-09-20 | 車両用灯具 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10655812B2 (ja) |
JP (1) | JP7002897B2 (ja) |
KR (1) | KR102134329B1 (ja) |
CN (2) | CN208635005U (ja) |
Families Citing this family (19)
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JP7001345B2 (ja) * | 2017-01-17 | 2022-02-03 | マクセルフロンティア株式会社 | 回折レンズおよびそれを用いた車載用灯具 |
JP7002897B2 (ja) * | 2017-09-20 | 2022-02-04 | 株式会社小糸製作所 | 車両用灯具 |
KR20200068247A (ko) | 2018-12-05 | 2020-06-15 | 에스엘 주식회사 | 차량용 램프 |
US11230224B2 (en) * | 2018-12-05 | 2022-01-25 | Sl Corporation | Lamp for vehicle |
WO2020218616A1 (ja) * | 2019-04-25 | 2020-10-29 | 市光工業株式会社 | 車両用灯具 |
JP7302521B2 (ja) * | 2019-04-25 | 2023-07-04 | 市光工業株式会社 | 車両用灯具 |
CN112628682B (zh) * | 2019-10-08 | 2022-09-27 | 曼德电子电器有限公司 | 用于led光源的投影镜头、***及车辆 |
CN110748849B (zh) * | 2019-11-06 | 2022-06-17 | 济南三星灯饰有限公司 | 一种双透镜汽车前照灯模组 |
CN112824754A (zh) * | 2019-11-20 | 2021-05-21 | 深圳市绎立锐光科技开发有限公司 | 一种前照灯 |
FR3103876B1 (fr) * | 2019-12-03 | 2022-02-18 | Valeo Vision | Dispositif optique de projection de faisceaux lumineux |
DE102020100762A1 (de) * | 2020-01-15 | 2021-07-15 | HELLA GmbH & Co. KGaA | Beleuchtungsvorrichtung für ein Kraftfahrzeug, insbesondere hochauflösender Scheinwerfer |
DE102020102568B4 (de) | 2020-02-03 | 2022-12-08 | HELLA GmbH & Co. KGaA | Beleuchtungsvorrichtung für ein Kraftfahrzeug, insbesondere Scheinwerfer, mit einer Aufhellvorrichtung zur Vergrößerung der ausgeleuchteten Fläche der Austrittsfläche einer Projektionsoptik |
CN111853699B (zh) * | 2020-08-28 | 2021-02-12 | 广东烨嘉光电科技股份有限公司 | 一种大孔径的三片式透镜光学镜头 |
CN116888400A (zh) * | 2021-08-12 | 2023-10-13 | 华域视觉科技(上海)有限公司 | 一种车辆像素化照明装置、车灯及车辆 |
CN118202187A (zh) * | 2021-09-06 | 2024-06-14 | 亮锐有限责任公司 | 用于车辆前灯的led模块和具有这种led模块的车辆前灯 |
KR102597013B1 (ko) | 2021-09-17 | 2023-11-02 | 현대모비스 주식회사 | 차량용 램프 |
KR102451117B1 (ko) * | 2021-12-21 | 2022-10-07 | 주식회사 세코닉스 | 색수차가 개선되는 자동차용 퍼들 램프의 렌즈 광학계 및 이를 포함하는 자동차용 퍼들 램프 |
DE102022110529A1 (de) | 2022-04-29 | 2023-11-02 | Marelli Automotive Lighting Reutlingen (Germany) GmbH | Projektionsmodul für einen Kraftfahrzeugscheinwerfer |
JP7456700B1 (ja) | 2023-06-27 | 2024-03-27 | ナルックス株式会社 | 照明光学系 |
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CN109539164B (zh) | 2020-11-27 |
KR102134329B1 (ko) | 2020-07-16 |
CN109539164A (zh) | 2019-03-29 |
KR20190033006A (ko) | 2019-03-28 |
US10655812B2 (en) | 2020-05-19 |
JP2019057368A (ja) | 2019-04-11 |
CN208635005U (zh) | 2019-03-22 |
US20190086051A1 (en) | 2019-03-21 |
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