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EP1334395A4 - Illuminating lens designed by extrinsic differential geometry - Google Patents

Illuminating lens designed by extrinsic differential geometry

Info

Publication number
EP1334395A4
EP1334395A4 EP00991028A EP00991028A EP1334395A4 EP 1334395 A4 EP1334395 A4 EP 1334395A4 EP 00991028 A EP00991028 A EP 00991028A EP 00991028 A EP00991028 A EP 00991028A EP 1334395 A4 EP1334395 A4 EP 1334395A4
Authority
EP
European Patent Office
Prior art keywords
illuminating lens
lens designed
differential geometry
extrinsic
extrinsic differential
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.)
Withdrawn
Application number
EP00991028A
Other languages
German (de)
French (fr)
Other versions
EP1334395A1 (en
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
Teledyne Lighting and Display Products Inc
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 Teledyne Lighting and Display Products Inc filed Critical Teledyne Lighting and Display Products Inc
Priority claimed from PCT/US2000/042166 external-priority patent/WO2002041065A1/en
Publication of EP1334395A1 publication Critical patent/EP1334395A1/en
Publication of EP1334395A4 publication Critical patent/EP1334395A4/en
Withdrawn legal-status Critical Current

Links

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)
EP00991028A 2000-11-14 2000-11-14 Illuminating lens designed by extrinsic differential geometry Withdrawn EP1334395A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2000/042166 WO2002041065A1 (en) 1999-05-20 2000-11-14 Illuminating lens designed by extrinsic differential geometry

Publications (2)

Publication Number Publication Date
EP1334395A1 EP1334395A1 (en) 2003-08-13
EP1334395A4 true EP1334395A4 (en) 2007-01-24

Family

ID=21742204

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00991028A Withdrawn EP1334395A4 (en) 2000-11-14 2000-11-14 Illuminating lens designed by extrinsic differential geometry

Country Status (4)

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

Families Citing this family (3)

* 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 (en) * 2015-12-09 2023-12-22 欧普照明股份有限公司 Diffusion lens and lighting device with same
CN116293525B (en) * 2022-12-31 2024-12-03 中国人民解放军空军特色医学中心 Method and device for achieving uniform irradiance distribution of LED

Citations (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
DE4320554A1 (en) * 1992-06-19 1993-12-23 Nippon Denso Co Motor vehicle lamp unit using optical fibre device - directly coupled to optical waveguide providing light output beam with defined light energy distribution characteristic
WO1996031742A1 (en) * 1995-04-07 1996-10-10 Tir Technologies, Inc. Collimating tir lens devices employing fluorescent light sources
US5697690A (en) * 1994-07-21 1997-12-16 Nippondenso, Ltd. Illuminating device for vehicles

Patent Citations (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
DE4320554A1 (en) * 1992-06-19 1993-12-23 Nippon Denso Co Motor vehicle lamp unit using optical fibre device - directly coupled to optical waveguide providing light output beam with defined light energy distribution characteristic
US5697690A (en) * 1994-07-21 1997-12-16 Nippondenso, Ltd. Illuminating device for vehicles
WO1996031742A1 (en) * 1995-04-07 1996-10-10 Tir Technologies, Inc. Collimating tir lens devices employing fluorescent light sources

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO0241065A1 *

Also Published As

Publication number Publication date
CA2428696A1 (en) 2002-05-23
CA2428696C (en) 2009-01-13
JP2004526222A (en) 2004-08-26
AU2001230828A1 (en) 2002-05-27
EP1334395A1 (en) 2003-08-13

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20030603

AK Designated contracting states

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR

AX Request for extension of the european patent

Extension state: AL LT LV MK RO SI

RBV Designated contracting states (corrected)

Designated state(s): DE FR GB

A4 Supplementary search report drawn up and despatched

Effective date: 20061227

17Q First examination report despatched

Effective date: 20090402

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20120601