FR2799152B1 - METHOD OF MANUFACTURING FRESNEL LENSES FOR AUTOMOTIVE LIGHTING, LENS FOR PROJECTOR, AND PROJECTOR INCORPORATING SUCH LENSES - Google Patents

METHOD OF MANUFACTURING FRESNEL LENSES FOR AUTOMOTIVE LIGHTING, LENS FOR PROJECTOR, AND PROJECTOR INCORPORATING SUCH LENSES

Info

Publication number
FR2799152B1
FR2799152B1 FR9912217A FR9912217A FR2799152B1 FR 2799152 B1 FR2799152 B1 FR 2799152B1 FR 9912217 A FR9912217 A FR 9912217A FR 9912217 A FR9912217 A FR 9912217A FR 2799152 B1 FR2799152 B1 FR 2799152B1
Authority
FR
France
Prior art keywords
projector
lenses
lens
automotive lighting
incorporating
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
FR9912217A
Other languages
French (fr)
Other versions
FR2799152A1 (en
Inventor
Hugo Delattre
Hermine Alban L
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 FR9912217A priority Critical patent/FR2799152B1/en
Publication of FR2799152A1 publication Critical patent/FR2799152A1/en
Application granted granted Critical
Publication of FR2799152B1 publication Critical patent/FR2799152B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D11/00—Producing optical elements, e.g. lenses or prisms
    • B29D11/00009—Production of simple or compound lenses
    • B29D11/00278—Lenticular sheets
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Ophthalmology & Optometry (AREA)
  • Mechanical Engineering (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
FR9912217A 1999-09-30 1999-09-30 METHOD OF MANUFACTURING FRESNEL LENSES FOR AUTOMOTIVE LIGHTING, LENS FOR PROJECTOR, AND PROJECTOR INCORPORATING SUCH LENSES Expired - Fee Related FR2799152B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9912217A FR2799152B1 (en) 1999-09-30 1999-09-30 METHOD OF MANUFACTURING FRESNEL LENSES FOR AUTOMOTIVE LIGHTING, LENS FOR PROJECTOR, AND PROJECTOR INCORPORATING SUCH LENSES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9912217A FR2799152B1 (en) 1999-09-30 1999-09-30 METHOD OF MANUFACTURING FRESNEL LENSES FOR AUTOMOTIVE LIGHTING, LENS FOR PROJECTOR, AND PROJECTOR INCORPORATING SUCH LENSES

Publications (2)

Publication Number Publication Date
FR2799152A1 FR2799152A1 (en) 2001-04-06
FR2799152B1 true FR2799152B1 (en) 2001-12-21

Family

ID=9550435

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9912217A Expired - Fee Related FR2799152B1 (en) 1999-09-30 1999-09-30 METHOD OF MANUFACTURING FRESNEL LENSES FOR AUTOMOTIVE LIGHTING, LENS FOR PROJECTOR, AND PROJECTOR INCORPORATING SUCH LENSES

Country Status (1)

Country Link
FR (1) FR2799152B1 (en)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2525525A1 (en) * 1982-04-22 1983-10-28 Essilor Int Moulded thermoplastics lenses without surface defects - by pressing of molten blank in mould heated above glass transition temp.
DE4313015C1 (en) * 1993-04-21 1994-05-19 Moebius & Ruppert Injection moulding die for thin flat components - has top half hinged to bottom half to compress material after injection
JPH09152504A (en) * 1995-11-29 1997-06-10 Hayashi Telempu Co Ltd Surface relief type optical element and its molding method
JPH09248844A (en) * 1996-03-15 1997-09-22 Toray Ind Inc Production of fresnel lens sheet
FR2755210B1 (en) * 1996-10-24 1999-01-15 Valeo Vision LIGHT DUCT SPOTLIGHT FOR MOTOR VEHICLES
FR2766257B1 (en) * 1997-07-21 1999-10-08 Valeo Vision LIGHT DUCT LIGHTING MODULE FOR A MOTOR VEHICLE
WO1999008042A1 (en) * 1997-08-07 1999-02-18 Decoma International Inc. Thin light managing system for directing and distributing light from one or more light sources and method for making optics structures for use in the system

Also Published As

Publication number Publication date
FR2799152A1 (en) 2001-04-06

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100531