JP7791893B2 - マイクロレンズアレイおよびマイクロレンズアレイを用いた車両用灯具 - Google Patents

マイクロレンズアレイおよびマイクロレンズアレイを用いた車両用灯具

Info

Publication number
JP7791893B2
JP7791893B2 JP2023545411A JP2023545411A JP7791893B2 JP 7791893 B2 JP7791893 B2 JP 7791893B2 JP 2023545411 A JP2023545411 A JP 2023545411A JP 2023545411 A JP2023545411 A JP 2023545411A JP 7791893 B2 JP7791893 B2 JP 7791893B2
Authority
JP
Japan
Prior art keywords
side lens
incident
exit
microlens array
light
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.)
Active
Application number
JP2023545411A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023032638A5 (https=
JPWO2023032638A1 (https=
Inventor
彩香 風間
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koito Manufacturing Co Ltd
Original Assignee
Koito Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Koito Manufacturing Co Ltd filed Critical Koito Manufacturing Co Ltd
Publication of JPWO2023032638A1 publication Critical patent/JPWO2023032638A1/ja
Publication of JPWO2023032638A5 publication Critical patent/JPWO2023032638A5/ja
Application granted granted Critical
Publication of JP7791893B2 publication Critical patent/JP7791893B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F21S41/10—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
    • 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
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/0006—Arrays
    • G02B3/0037—Arrays characterized by the distribution or form of lenses
    • G02B3/0056—Arrays characterized by the distribution or form of lenses arranged along two different directions in a plane, e.g. honeycomb arrangement of 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
    • F21S41/30—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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
JP2023545411A 2021-08-30 2022-08-12 マイクロレンズアレイおよびマイクロレンズアレイを用いた車両用灯具 Active JP7791893B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2021139975 2021-08-30
JP2021139975 2021-08-30
JP2021139973 2021-08-30
JP2021139974 2021-08-30
JP2021139973 2021-08-30
JP2021139974 2021-08-30
PCT/JP2022/030748 WO2023032638A1 (ja) 2021-08-30 2022-08-12 マイクロレンズアレイおよびマイクロレンズアレイを用いた車両用灯具

Publications (3)

Publication Number Publication Date
JPWO2023032638A1 JPWO2023032638A1 (https=) 2023-03-09
JPWO2023032638A5 JPWO2023032638A5 (https=) 2025-05-29
JP7791893B2 true JP7791893B2 (ja) 2025-12-24

Family

ID=85412231

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023545411A Active JP7791893B2 (ja) 2021-08-30 2022-08-12 マイクロレンズアレイおよびマイクロレンズアレイを用いた車両用灯具

Country Status (4)

Country Link
US (1) US12352400B2 (https=)
EP (1) EP4397906A4 (https=)
JP (1) JP7791893B2 (https=)
WO (1) WO2023032638A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024169903A (ja) * 2023-05-26 2024-12-06 株式会社小糸製作所 車両用灯具
KR20250016818A (ko) * 2023-07-26 2025-02-04 에스엘 주식회사 차량용 램프
FR3157919A1 (fr) * 2023-12-28 2025-07-04 Valeo Vision Module lumineux configuré pour la projection d’au moins un faisceau lumineux à coupure
WO2025154493A1 (ja) * 2024-01-17 2025-07-24 株式会社小糸製作所 車両用前照灯

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007328218A (ja) 2006-06-09 2007-12-20 Matsushita Electric Ind Co Ltd ディスプレイ装置
US20190024865A1 (en) 2017-07-19 2019-01-24 Sl Corporation Lamp for vehicle
JP2020061231A (ja) 2018-10-05 2020-04-16 株式会社小糸製作所 車両用灯具

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000330101A (ja) 1999-05-20 2000-11-30 Fujitsu General Ltd 二重マイクロアレイレンズ付ｌｃｄ
JP6160116B2 (ja) 2013-02-21 2017-07-12 セイコーエプソン株式会社 照明装置、及びプロジェクター
AT514967B1 (de) * 2013-10-25 2015-08-15 Zizala Lichtsysteme Gmbh Mikroprojektions-Lichtmodul für einen Kraftfahrzeugscheinwerfer
JP6201708B2 (ja) * 2013-12-11 2017-09-27 スタンレー電気株式会社 車両用灯具及びレンズ体
JP6295854B2 (ja) * 2014-06-24 2018-03-20 スタンレー電気株式会社 レンズ体、レンズ結合体及び車両用灯具
JP6515525B2 (ja) * 2014-12-22 2019-05-22 スタンレー電気株式会社 灯具
FR3055400B1 (fr) * 2016-09-01 2019-06-28 Valeo Vision Module optique pour eclairer des points de portique
KR102171391B1 (ko) * 2017-01-19 2020-10-29 하스코 비전 테크놀로지 컴퍼니 리미티드 Adb 기능이 있는 led 광원 하이-로우 빔 일체형 차량용 램프 모듈
US20190049648A1 (en) * 2017-08-10 2019-02-14 Valeo North America, Inc. Lighting device with a diopter
KR102421071B1 (ko) * 2017-12-27 2022-07-14 에스엘 주식회사 차량용 램프
WO2020071413A1 (ja) 2018-10-05 2020-04-09 株式会社小糸製作所 車両用灯具
KR102704123B1 (ko) * 2019-11-01 2024-09-06 에스엘 주식회사 차량용 램프
JP7532046B2 (ja) 2020-03-03 2024-08-13 キヤノン株式会社 撮像装置およびその制御方法、撮像システム
JP7423371B2 (ja) * 2020-03-24 2024-01-29 スタンレー電気株式会社 車両用灯具
KR20230029346A (ko) * 2021-08-24 2023-03-03 현대모비스 주식회사 차량용 램프 및 그 램프를 포함하는 차량

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007328218A (ja) 2006-06-09 2007-12-20 Matsushita Electric Ind Co Ltd ディスプレイ装置
US20190024865A1 (en) 2017-07-19 2019-01-24 Sl Corporation Lamp for vehicle
JP2020061231A (ja) 2018-10-05 2020-04-16 株式会社小糸製作所 車両用灯具

Also Published As

Publication number Publication date
US12352400B2 (en) 2025-07-08
US20240426447A1 (en) 2024-12-26
WO2023032638A1 (ja) 2023-03-09
JPWO2023032638A1 (https=) 2023-03-09
EP4397906A4 (en) 2025-01-01
EP4397906A1 (en) 2024-07-10

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