JP2021051897A - 照明装置 - Google Patents
照明装置 Download PDFInfo
- Publication number
- JP2021051897A JP2021051897A JP2019173715A JP2019173715A JP2021051897A JP 2021051897 A JP2021051897 A JP 2021051897A JP 2019173715 A JP2019173715 A JP 2019173715A JP 2019173715 A JP2019173715 A JP 2019173715A JP 2021051897 A JP2021051897 A JP 2021051897A
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- light
- lens
- incident
- lighting device
- emitted
- Prior art date
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- 230000003287 optical effect Effects 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- F21S41/275—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
- F21S41/10—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]
-
- 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
- F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/322—Optical layout thereof the reflector using total internal reflection
-
- 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
- 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
- F21V5/008—Combination of two or more successive refractors along an optical axis
-
- 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
- F21W2102/135—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
-
- 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
- F21W2102/135—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
- F21W2102/155—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cutoff lines
-
- 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
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
-
- 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)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Device Packages (AREA)
- Lenses (AREA)
Abstract
Description
以上のように、本出願において開示する技術の例示として、実施形態について説明した。しかしながら、本開示における技術は、これに限定されず、適宜、変更、置き換え、付加、省略などを行った実施形態にも適用可能である。
2 第1レンズ
3 第2レンズ
21 第1入射部
22 第1出射面
23 第1側面部
24 第1反射面
25 第2反射面
31 第2入射面
32 第2出射面
33 第2側面部
34 第1傾斜面
35 第2傾斜面
Claims (6)
- 発光素子と、
前記発光素子から出射された光を受けて、第1出射光を出射する第1レンズと、
前記第1出射光を受けて、第2出射光を出射する第2レンズと
を備え、
前記第2レンズは、
前記第1出射光を受ける凸状の第2入射面と、
前記第2入射面と対向する位置に設けられ、前記第2出射光を出射する凸状の第2出射面と、
前記第2入射面と前記第2出射面との間に形成された第2側面部と
を備え、
前記第2側面部は、前記発光素子の光軸方向に対して傾斜している面を含む
ことを特徴とする照明装置。 - 請求項1記載の照明装置において、
前記第2側面部の傾斜している面は、複数の平面によって形成されていることを特徴とする照明装置。 - 請求項2記載の照明装置において、
前記複数の平面は、
前記第2入射面の端部から前記第2出射面側に向かって延びるように形成された第1傾斜面と
前記第2出射面の端部から前記第2入射面側に向かって延び、前記第1傾斜面と接続されるように形成された第2傾斜面とを含み、
前記第1傾斜面および前記第2傾斜面は、それぞれ、前記発光素子の光軸方向となす角度が、30°以下となるように形成されていることを特徴とする照明装置。 - 請求項1〜3のいずれか1項記載の照明装置において、
前記第1レンズは、
前記発光素子を覆うように凹状に形成され、前記発光素子により生成された光を受ける第1入射口と、
前記第1入射口と対向する位置に形成され、前記第1出射光を出射する第1出射面と、
前記第1入射口と前記第1出射面との間に形成された第1側面部と、
を備え、
前記第1側面部は、
前記発光素子から前記第1入射口に入射された光を前記第1出射面側に反射させる第1反射面と、
前記発光素子から前記第1入射口に入射された光、および、前記第1反射面によって反射された光を前記第1出射面側に反射させる第2反射面とを有している
ことを特徴とする照明装置。 - 請求項1〜4のいずれか1項記載の照明装置において、
前記第2出射面は、上下方向の長さが、前記第1出射面の前記上下方向の長さの2倍以下であることを特徴とする照明装置。 - 請求項1〜5のいずれ1項記載の照明装置において、
前記第1レンズおよび前記第2レンズの組み合わせが、アレイ状に配置されていることを特徴とする照明装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019173715A JP7394315B2 (ja) | 2019-09-25 | 2019-09-25 | 照明装置 |
US16/997,043 US11098868B2 (en) | 2019-09-25 | 2020-08-19 | Lighting device |
CN202010906679.6A CN112555769B (zh) | 2019-09-25 | 2020-09-01 | 照明装置 |
CN202410281548.1A CN117968007A (zh) | 2019-09-25 | 2020-09-01 | 照明装置 |
JP2023194191A JP2024009084A (ja) | 2019-09-25 | 2023-11-15 | 照明装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019173715A JP7394315B2 (ja) | 2019-09-25 | 2019-09-25 | 照明装置 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023194191A Division JP2024009084A (ja) | 2019-09-25 | 2023-11-15 | 照明装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021051897A true JP2021051897A (ja) | 2021-04-01 |
JP7394315B2 JP7394315B2 (ja) | 2023-12-08 |
Family
ID=74880727
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019173715A Active JP7394315B2 (ja) | 2019-09-25 | 2019-09-25 | 照明装置 |
JP2023194191A Pending JP2024009084A (ja) | 2019-09-25 | 2023-11-15 | 照明装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023194191A Pending JP2024009084A (ja) | 2019-09-25 | 2023-11-15 | 照明装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11098868B2 (ja) |
JP (2) | JP7394315B2 (ja) |
CN (2) | CN112555769B (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150176793A1 (en) * | 2013-12-23 | 2015-06-25 | Hyundai Motor Company | Head lamp apparatus for vehicles |
WO2015198527A1 (ja) * | 2014-06-27 | 2015-12-30 | パナソニックIpマネジメント株式会社 | 照明装置と照明方法 |
JP2018206600A (ja) * | 2017-06-05 | 2018-12-27 | パナソニックIpマネジメント株式会社 | 照明装置および車両用前照灯 |
Family Cites Families (19)
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JPH0455001U (ja) | 1990-09-18 | 1992-05-12 | ||
JPH11223710A (ja) * | 1998-02-09 | 1999-08-17 | Sony Corp | 光学素子及びそれを用いた光学ピックアップ |
JP2004077535A (ja) * | 2002-08-09 | 2004-03-11 | Dainippon Printing Co Ltd | フレネルレンズシート |
JP2006058714A (ja) | 2004-08-23 | 2006-03-02 | Plus Vision Corp | プロジェクタ |
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US20100182700A1 (en) * | 2009-01-22 | 2010-07-22 | Itt Manufacturing Enterprises, Inc. | Low stray light veiling glare objective lens for night vision systems |
EP2469322A4 (en) * | 2009-11-16 | 2013-03-27 | Olympus Medical Systems Corp | OPTICAL LIGHTING SYSTEM |
CN201568893U (zh) * | 2009-12-25 | 2010-09-01 | 深圳市邦贝尔电子有限公司 | Led路灯用透镜和led路灯 |
JP2013024988A (ja) * | 2011-07-19 | 2013-02-04 | Canon Inc | 光学素子用の遮光膜及びその製造方法、並びに光学素子 |
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JP6131571B2 (ja) * | 2012-11-13 | 2017-05-24 | 市光工業株式会社 | 車両用灯具 |
JP6361971B2 (ja) * | 2014-09-25 | 2018-07-25 | スタンレー電気株式会社 | レンズ体及び車両用灯具 |
JP6557543B2 (ja) * | 2015-08-04 | 2019-08-07 | 株式会社小糸製作所 | 車両用灯具 |
JP6725322B2 (ja) * | 2016-05-24 | 2020-07-15 | スタンレー電気株式会社 | 車両用灯具モジュール |
JP2018106835A (ja) * | 2016-12-22 | 2018-07-05 | スタンレー電気株式会社 | 面光源装置 |
JP2018120731A (ja) * | 2017-01-25 | 2018-08-02 | スタンレー電気株式会社 | 車両用灯具及び投影レンズ |
CN206572389U (zh) * | 2017-03-14 | 2017-10-20 | 玉景科技股份有限公司 | 具有近远灯结构的模块化透镜车灯 |
JP6563562B2 (ja) * | 2018-06-25 | 2019-08-21 | スタンレー電気株式会社 | 車両用灯具 |
JP7349634B2 (ja) * | 2019-09-25 | 2023-09-25 | パナソニックIpマネジメント株式会社 | 照明装置 |
-
2019
- 2019-09-25 JP JP2019173715A patent/JP7394315B2/ja active Active
-
2020
- 2020-08-19 US US16/997,043 patent/US11098868B2/en active Active
- 2020-09-01 CN CN202010906679.6A patent/CN112555769B/zh active Active
- 2020-09-01 CN CN202410281548.1A patent/CN117968007A/zh active Pending
-
2023
- 2023-11-15 JP JP2023194191A patent/JP2024009084A/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20150176793A1 (en) * | 2013-12-23 | 2015-06-25 | Hyundai Motor Company | Head lamp apparatus for vehicles |
WO2015198527A1 (ja) * | 2014-06-27 | 2015-12-30 | パナソニックIpマネジメント株式会社 | 照明装置と照明方法 |
JP2018206600A (ja) * | 2017-06-05 | 2018-12-27 | パナソニックIpマネジメント株式会社 | 照明装置および車両用前照灯 |
Also Published As
Publication number | Publication date |
---|---|
JP7394315B2 (ja) | 2023-12-08 |
US11098868B2 (en) | 2021-08-24 |
CN112555769B (zh) | 2024-04-02 |
CN112555769A (zh) | 2021-03-26 |
JP2024009084A (ja) | 2024-01-19 |
CN117968007A (zh) | 2024-05-03 |
US20210088195A1 (en) | 2021-03-25 |
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