CA2428696A1 - Lentilles d'eclairage concues par geometrie differentielle extrinseque - Google Patents

Lentilles d'eclairage concues par geometrie differentielle extrinseque Download PDF

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Publication number
CA2428696A1
CA2428696A1 CA002428696A CA2428696A CA2428696A1 CA 2428696 A1 CA2428696 A1 CA 2428696A1 CA 002428696 A CA002428696 A CA 002428696A CA 2428696 A CA2428696 A CA 2428696A CA 2428696 A1 CA2428696 A1 CA 2428696A1
Authority
CA
Canada
Prior art keywords
lines
illuminating lens
lens designed
differential geometry
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.)
Granted
Application number
CA002428696A
Other languages
English (en)
Other versions
CA2428696C (fr
Inventor
William A. Parkyn Jr.
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.)
Teledyne Lighting and Display Products Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Priority claimed from PCT/US2000/042166 external-priority patent/WO2002041065A1/fr
Publication of CA2428696A1 publication Critical patent/CA2428696A1/fr
Application granted granted Critical
Publication of CA2428696C publication Critical patent/CA2428696C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • 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)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CA002428696A 2000-11-14 2000-11-14 Lentilles d'eclairage concues par geometrie differentielle extrinseque Expired - Fee Related CA2428696C (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/042166 WO2002041065A1 (fr) 1999-05-20 2000-11-14 Lentilles d'eclairage conçues par geometrie differentielle extrinseque

Publications (2)

Publication Number Publication Date
CA2428696A1 true CA2428696A1 (fr) 2002-05-23
CA2428696C CA2428696C (fr) 2009-01-13

Family

ID=21742204

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002428696A Expired - Fee Related CA2428696C (fr) 2000-11-14 2000-11-14 Lentilles d'eclairage concues par geometrie differentielle extrinseque

Country Status (4)

Country Link
EP (1) EP1334395A4 (fr)
JP (1) JP2004526222A (fr)
AU (1) AU2001230828A1 (fr)
CA (1) CA2428696C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7618163B2 (en) * 2007-04-02 2009-11-17 Ruud Lighting, Inc. Light-directing LED apparatus
CN105351886B (zh) * 2015-12-09 2023-12-22 欧普照明股份有限公司 一种扩散透镜及具有其的照明装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3222516A (en) * 1963-06-24 1965-12-07 Lancaster Glass Corp Lenticulated lens for traffic light
US5676453A (en) * 1992-04-16 1997-10-14 Tir Technologies, Inc. Collimating TIR lens devices employing fluorescent light sources
JP3341325B2 (ja) * 1992-06-19 2002-11-05 株式会社デンソー 車両用灯具装置
JP3337560B2 (ja) * 1994-07-21 2002-10-21 株式会社デンソー 車両用灯具装置

Also Published As

Publication number Publication date
EP1334395A1 (fr) 2003-08-13
EP1334395A4 (fr) 2007-01-24
AU2001230828A1 (en) 2002-05-27
JP2004526222A (ja) 2004-08-26
CA2428696C (fr) 2009-01-13

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Effective date: 20121114