JP2019057367A - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP2019057367A JP2019057367A JP2017179693A JP2017179693A JP2019057367A JP 2019057367 A JP2019057367 A JP 2019057367A JP 2017179693 A JP2017179693 A JP 2017179693A JP 2017179693 A JP2017179693 A JP 2017179693A JP 2019057367 A JP2019057367 A JP 2019057367A
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- JP
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- Prior art keywords
- lens
- light
- projection lens
- chromatic aberration
- 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.)
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- 238000009826 distribution Methods 0.000 claims description 32
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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
- F21S41/18—Combination of light sources of different types or shapes
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
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
4A 原投影レンズ
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)
301〜309 LEDチップ(発光素子)
S1 第1面
S2 第2面(フレネル面)
S3 第3面
Claims (6)
- 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レンズを接合したダブレットレンズで構成され、前記第1レンズと前記第2レンズの接合面はフレネル面で構成され、前記第1レンズと前記第2レンズの他の面は曲面に形成されていることを特徴とする車両用灯具。
- 前記第1レンズと第2レンズの接合面は色収差の低減に有効な曲面をフレネル化したフレネル面に構成され、前記第1レンズ及び前記第2レンズの他の面は色収差の低減に有効な曲面に構成されている請求項1に記載の車両用灯具。
- 前記第1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又は2に記載の車両用灯具。
- 前記第2レンズが前記光源側に配置されている請求項3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4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5に記載の車両用灯具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017179693A JP7341634B2 (ja) | 2017-09-20 | 2017-09-20 | 車両用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017179693A JP7341634B2 (ja) | 2017-09-20 | 2017-09-20 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019057367A true JP2019057367A (ja) | 2019-04-11 |
JP7341634B2 JP7341634B2 (ja) | 2023-09-11 |
Family
ID=66107653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017179693A Active JP7341634B2 (ja) | 2017-09-20 | 2017-09-20 | 車両用灯具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP7341634B2 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110067983A (zh) * | 2019-06-05 | 2019-07-30 | 华域视觉科技(上海)有限公司 | 一种车灯模组、车灯及车辆 |
CN112652641A (zh) * | 2020-12-21 | 2021-04-13 | 业成科技(成都)有限公司 | 光源组件、其制备方法及显示装置 |
WO2023097814A1 (zh) * | 2021-11-30 | 2023-06-08 | 歌尔光学科技有限公司 | 光学系统以及头戴显示设备 |
WO2024053573A1 (ja) * | 2022-09-09 | 2024-03-14 | 株式会社小糸製作所 | 灯具ユニット |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1986006846A1 (en) * | 1985-05-10 | 1986-11-20 | Hoya Corporation | Compound lens containing discontinuous refracting surface |
JPS62153811A (ja) * | 1985-12-27 | 1987-07-08 | Sigma:Kk | 望遠補助レンズ |
JPH063590A (ja) * | 1992-06-19 | 1994-01-14 | Fuji Photo Optical Co Ltd | 単玉両面非球面レンズ |
US20040150758A1 (en) * | 2002-12-05 | 2004-08-05 | Samsung Electronics Co., Ltd. | Head-mounted display |
JP2005106925A (ja) * | 2003-09-29 | 2005-04-21 | Nikon Corp | ズームレンズ |
JP2006039032A (ja) * | 2004-07-23 | 2006-02-09 | Sharp Corp | 投射型表示装置 |
JP2009047732A (ja) * | 2007-08-13 | 2009-03-05 | Toyota Central R&D Labs Inc | 集光光学系及びレーザ発振装置 |
US20100008079A1 (en) * | 2001-12-31 | 2010-01-14 | R.J. Doran & Co Ltd. | Led inspection lamp and led spotlight |
JP2012252838A (ja) * | 2011-06-01 | 2012-12-20 | Stanley Electric Co Ltd | 車両用灯具ユニット |
WO2015107579A1 (ja) * | 2014-01-20 | 2015-07-23 | パナソニックIpマネジメント株式会社 | 単焦点レンズ系、カメラ及び自動車 |
WO2015159523A1 (ja) * | 2014-04-14 | 2015-10-22 | パナソニックIpマネジメント株式会社 | ヘッドアップディスプレイ、およびヘッドアップディスプレイを搭載した移動体 |
JP2017076552A (ja) * | 2015-10-15 | 2017-04-20 | 株式会社小糸製作所 | 車両用灯具 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112013007443B4 (de) | 2013-09-17 | 2018-08-16 | Mitsubishi Electric Corporation | Scheinwerfer zur Verwendung in einem Fahrzeug |
JP6383569B2 (ja) | 2014-05-23 | 2018-08-29 | 株式会社小糸製作所 | 車両用灯具 |
-
2017
- 2017-09-20 JP JP2017179693A patent/JP7341634B2/ja active Active
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1986006846A1 (en) * | 1985-05-10 | 1986-11-20 | Hoya Corporation | Compound lens containing discontinuous refracting surface |
JPS62153811A (ja) * | 1985-12-27 | 1987-07-08 | Sigma:Kk | 望遠補助レンズ |
JPH063590A (ja) * | 1992-06-19 | 1994-01-14 | Fuji Photo Optical Co Ltd | 単玉両面非球面レンズ |
US20100008079A1 (en) * | 2001-12-31 | 2010-01-14 | R.J. Doran & Co Ltd. | Led inspection lamp and led spotlight |
US20040150758A1 (en) * | 2002-12-05 | 2004-08-05 | Samsung Electronics Co., Ltd. | Head-mounted display |
JP2005106925A (ja) * | 2003-09-29 | 2005-04-21 | Nikon Corp | ズームレンズ |
JP2006039032A (ja) * | 2004-07-23 | 2006-02-09 | Sharp Corp | 投射型表示装置 |
JP2009047732A (ja) * | 2007-08-13 | 2009-03-05 | Toyota Central R&D Labs Inc | 集光光学系及びレーザ発振装置 |
JP2012252838A (ja) * | 2011-06-01 | 2012-12-20 | Stanley Electric Co Ltd | 車両用灯具ユニット |
WO2015107579A1 (ja) * | 2014-01-20 | 2015-07-23 | パナソニックIpマネジメント株式会社 | 単焦点レンズ系、カメラ及び自動車 |
WO2015159523A1 (ja) * | 2014-04-14 | 2015-10-22 | パナソニックIpマネジメント株式会社 | ヘッドアップディスプレイ、およびヘッドアップディスプレイを搭載した移動体 |
JP2017076552A (ja) * | 2015-10-15 | 2017-04-20 | 株式会社小糸製作所 | 車両用灯具 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110067983A (zh) * | 2019-06-05 | 2019-07-30 | 华域视觉科技(上海)有限公司 | 一种车灯模组、车灯及车辆 |
CN112652641A (zh) * | 2020-12-21 | 2021-04-13 | 业成科技(成都)有限公司 | 光源组件、其制备方法及显示装置 |
WO2023097814A1 (zh) * | 2021-11-30 | 2023-06-08 | 歌尔光学科技有限公司 | 光学系统以及头戴显示设备 |
WO2024053573A1 (ja) * | 2022-09-09 | 2024-03-14 | 株式会社小糸製作所 | 灯具ユニット |
Also Published As
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JP7341634B2 (ja) | 2023-09-11 |
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