FR2799267B1 - Element dioptrique pour dispositif d'eclairage, et son procede de realisation - Google Patents

Element dioptrique pour dispositif d'eclairage, et son procede de realisation

Info

Publication number
FR2799267B1
FR2799267B1 FR9912218A FR9912218A FR2799267B1 FR 2799267 B1 FR2799267 B1 FR 2799267B1 FR 9912218 A FR9912218 A FR 9912218A FR 9912218 A FR9912218 A FR 9912218A FR 2799267 B1 FR2799267 B1 FR 2799267B1
Authority
FR
France
Prior art keywords
manufacturing
lighting device
dioptric element
dioptric
lighting
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.)
Expired - Fee Related
Application number
FR9912218A
Other languages
English (en)
Other versions
FR2799267A1 (fr
Inventor
Nicolas Jousset
Regis Nouet
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.)
Valeo Vision SAS
Original Assignee
Valeo Vision 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
Application filed by Valeo Vision SAS filed Critical Valeo Vision SAS
Priority to FR9912218A priority Critical patent/FR2799267B1/fr
Publication of FR2799267A1 publication Critical patent/FR2799267A1/fr
Application granted granted Critical
Publication of FR2799267B1 publication Critical patent/FR2799267B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
    • G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0018—Redirecting means on the surface of the light guide
    • 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
    • F21S41/28—Cover glass
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/08—Simple or compound lenses with non-spherical faces with discontinuous faces, e.g. Fresnel lens
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
    • G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
    • G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
    • G02B6/0048—Tapered light guide, e.g. wedge-shaped light guide with stepwise taper
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
    • G02B6/0055—Reflecting element, sheet or layer
FR9912218A 1999-09-30 1999-09-30 Element dioptrique pour dispositif d'eclairage, et son procede de realisation Expired - Fee Related FR2799267B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9912218A FR2799267B1 (fr) 1999-09-30 1999-09-30 Element dioptrique pour dispositif d'eclairage, et son procede de realisation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9912218A FR2799267B1 (fr) 1999-09-30 1999-09-30 Element dioptrique pour dispositif d'eclairage, et son procede de realisation

Publications (2)

Publication Number Publication Date
FR2799267A1 FR2799267A1 (fr) 2001-04-06
FR2799267B1 true FR2799267B1 (fr) 2002-01-25

Family

ID=9550436

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9912218A Expired - Fee Related FR2799267B1 (fr) 1999-09-30 1999-09-30 Element dioptrique pour dispositif d'eclairage, et son procede de realisation

Country Status (1)

Country Link
FR (1) FR2799267B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2514105A1 (fr) 1981-10-05 1983-04-08 Cibie Projecteurs Projecteur a conduit de lumiere pour vehicules automobiles
JPS61246703A (ja) * 1985-04-25 1986-11-04 Mitsubishi Rayon Co Ltd 光伝送繊維
JPH0356553A (ja) * 1989-07-26 1991-03-12 Mitsubishi Rayon Co Ltd 樹脂組成物
JPH03134902A (ja) * 1989-10-20 1991-06-07 Mitsui Petrochem Ind Ltd プロジェクタ型前照灯
US5705503A (en) * 1995-05-25 1998-01-06 Goodall; Brian Leslie Addition polymers of polycycloolefins containing functional substituents
FR2755210B1 (fr) * 1996-10-24 1999-01-15 Valeo Vision Projecteur a conduit de lumiere pour vehicules automobiles
FR2766257B1 (fr) 1997-07-21 1999-10-08 Valeo Vision Module d'eclairage a conduit de lumiere pour vehicule automobile

Also Published As

Publication number Publication date
FR2799267A1 (fr) 2001-04-06

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Legal Events

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PLFP Fee payment

Year of fee payment: 18

ST Notification of lapse

Effective date: 20180531