FR3083624B1 - Element optique destine a modifier la repartition d'un faisceau lumineux, pour projecteur de vehicule automobile. - Google Patents

Element optique destine a modifier la repartition d'un faisceau lumineux, pour projecteur de vehicule automobile. Download PDF

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Publication number
FR3083624B1
FR3083624B1 FR1856230A FR1856230A FR3083624B1 FR 3083624 B1 FR3083624 B1 FR 3083624B1 FR 1856230 A FR1856230 A FR 1856230A FR 1856230 A FR1856230 A FR 1856230A FR 3083624 B1 FR3083624 B1 FR 3083624B1
Authority
FR
France
Prior art keywords
optical element
modify
distribution
light beam
layer
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
FR1856230A
Other languages
English (en)
Other versions
FR3083624A1 (fr
Inventor
Hassan Koulouh
Anderson Noronha
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.)
AML Systems SAS
Original Assignee
AML Systems SAS
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
Priority to FR1856230A priority Critical patent/FR3083624B1/fr
Application filed by AML Systems SAS filed Critical AML Systems SAS
Priority to CN201980045112.XA priority patent/CN112424527A/zh
Priority to PCT/FR2019/051668 priority patent/WO2020008154A1/fr
Priority to KR1020217003460A priority patent/KR20210027464A/ko
Priority to JP2021522153A priority patent/JP7397866B2/ja
Priority to US17/258,044 priority patent/US11487052B2/en
Priority to EP19742884.0A priority patent/EP3814679A1/fr
Publication of FR3083624A1 publication Critical patent/FR3083624A1/fr
Application granted granted Critical
Publication of FR3083624B1 publication Critical patent/FR3083624B1/fr
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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/0816—Multilayer mirrors, i.e. having two or more reflecting layers
    • G02B5/085—Multilayer mirrors, i.e. having two or more reflecting layers at least one of the reflecting layers comprising metal
    • G02B5/0875—Multilayer mirrors, i.e. having two or more reflecting layers at least one of the reflecting layers comprising metal the reflecting layers comprising two or more metallic layers
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/10—Electroplating with more than one layer of the same or of different metals
    • C25D5/12—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium
    • C25D5/14—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium two or more layers being of nickel or chromium, e.g. duplex or triplex layers
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
    • C25D5/627—Electroplating characterised by the visual appearance of the layers, e.g. colour, brightness or mat appearance
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D7/00—Electroplating characterised by the article coated
    • C25D7/08—Mirrors; 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
    • F21S41/10—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
    • F21S41/25—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
    • F21S41/30—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
    • 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
    • F21S41/37—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors characterised by their material, surface treatment or coatings
    • 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
    • F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
    • 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
    • F21S41/67—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors
    • F21S41/675—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors by moving reflectors
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
    • G02B7/181—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors with means for compensating for changes in temperature or for controlling the temperature; thermal stabilisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

- Élément optique destiné à modifier la répartition d'un faisceau lumineux pour projecteur de véhicule automobile. - L'élément optique (1) comprend un corps en résine (2) présentant une surface fonctionnelle (3) recouverte d'un revêtement réfléchissant susceptible de réfléchir les faisceaux lumineux, le revêtement réfléchissant comprenant une couche de cuivre recouvrant au moins la surface fonctionnelle (3), une couche de nickel recouvrant la couche de cuivre et une couche de chrome recouvrant la couche de nickel.
FR1856230A 2018-07-06 2018-07-06 Element optique destine a modifier la repartition d'un faisceau lumineux, pour projecteur de vehicule automobile. Active FR3083624B1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FR1856230A FR3083624B1 (fr) 2018-07-06 2018-07-06 Element optique destine a modifier la repartition d'un faisceau lumineux, pour projecteur de vehicule automobile.
PCT/FR2019/051668 WO2020008154A1 (fr) 2018-07-06 2019-07-05 Élément optique destiné à modifier la répartition d'un faisceau lumineux, pour projecteur de véhicule automobile
KR1020217003460A KR20210027464A (ko) 2018-07-06 2019-07-05 자동차 헤드라이트용 광 빔의 분배를 변경하기 위한 광학 요소
JP2021522153A JP7397866B2 (ja) 2018-07-06 2019-07-05 自動車のヘッドライトのための光ビームの分布を修正するための光学素子
CN201980045112.XA CN112424527A (zh) 2018-07-06 2019-07-05 用于改变机动车辆的前照灯光束分布的光学元件
US17/258,044 US11487052B2 (en) 2018-07-06 2019-07-05 Optical element for modifying the distribution of a light beam, for a motor vehicle headlight
EP19742884.0A EP3814679A1 (fr) 2018-07-06 2019-07-05 Élément optique destiné à modifier la répartition d'un faisceau lumineux, pour projecteur de véhicule automobile

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1856230 2018-07-06
FR1856230A FR3083624B1 (fr) 2018-07-06 2018-07-06 Element optique destine a modifier la repartition d'un faisceau lumineux, pour projecteur de vehicule automobile.

Publications (2)

Publication Number Publication Date
FR3083624A1 FR3083624A1 (fr) 2020-01-10
FR3083624B1 true FR3083624B1 (fr) 2021-02-12

Family

ID=65031379

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1856230A Active FR3083624B1 (fr) 2018-07-06 2018-07-06 Element optique destine a modifier la repartition d'un faisceau lumineux, pour projecteur de vehicule automobile.

Country Status (7)

Country Link
US (1) US11487052B2 (fr)
EP (1) EP3814679A1 (fr)
JP (1) JP7397866B2 (fr)
KR (1) KR20210027464A (fr)
CN (1) CN112424527A (fr)
FR (1) FR3083624B1 (fr)
WO (1) WO2020008154A1 (fr)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5347348B2 (fr) * 1972-05-04 1978-12-20
JP2828584B2 (ja) * 1993-12-27 1998-11-25 株式会社小糸製作所 自動車用ヘッドランプ
JP2002093217A (ja) * 2000-09-19 2002-03-29 Stanley Electric Co Ltd 車両用灯具
DE20021657U1 (de) * 2000-12-20 2002-05-02 Alanod Al Veredlung Gmbh Abdeckteil für eine Lichtquelle
EP1253373A3 (fr) * 2001-04-24 2005-03-16 Mitsui Chemicals, Inc. Unité lampe-réflecteur et réflecteur
JP2005228715A (ja) * 2004-02-16 2005-08-25 Koito Mfg Co Ltd 車両用前照灯
JP2008277237A (ja) * 2007-04-06 2008-11-13 Toyoda Gosei Co Ltd 車両用前照灯ユニット
JP5321048B2 (ja) * 2008-12-26 2013-10-23 市光工業株式会社 車両用前照灯
WO2010092622A1 (fr) * 2009-02-13 2010-08-19 Nissan Motor Co., Ltd. Pièce chromée et son procédé de fabrication
KR101234323B1 (ko) * 2011-05-25 2013-02-18 현대모비스 주식회사 차량용 헤드램프 장치
CN110344033A (zh) * 2014-07-10 2019-10-18 奥野制药工业株式会社 树脂镀敷方法以及树脂镀敷用蚀刻浴的管理方法
FR3028002B1 (fr) 2014-10-30 2019-08-02 Aml Systems Projecteur semi-elliptique a miroir mobile pour vehicule automobile
JP2018016863A (ja) * 2016-07-29 2018-02-01 株式会社ファルテック めっき物、およびめっき物の製造方法
KR101959803B1 (ko) * 2016-12-15 2019-03-20 에스엘 주식회사 차량용 램프 및 차량용 램프의 쉴드 유닛 제조 방법

Also Published As

Publication number Publication date
KR20210027464A (ko) 2021-03-10
FR3083624A1 (fr) 2020-01-10
US20210285615A1 (en) 2021-09-16
CN112424527A (zh) 2021-02-26
EP3814679A1 (fr) 2021-05-05
WO2020008154A1 (fr) 2020-01-09
JP7397866B2 (ja) 2023-12-13
US11487052B2 (en) 2022-11-01
JP2021530093A (ja) 2021-11-04

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