CA2642548A1 - Light distribution board - Google Patents

Light distribution board Download PDF

Info

Publication number
CA2642548A1
CA2642548A1 CA002642548A CA2642548A CA2642548A1 CA 2642548 A1 CA2642548 A1 CA 2642548A1 CA 002642548 A CA002642548 A CA 002642548A CA 2642548 A CA2642548 A CA 2642548A CA 2642548 A1 CA2642548 A1 CA 2642548A1
Authority
CA
Canada
Prior art keywords
light
gratings
convex lens
distribution board
saw toothed
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.)
Abandoned
Application number
CA002642548A
Other languages
English (en)
French (fr)
Inventor
Ping-Han Chuang
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.)
Taiwan Network Computer and Electronic Co Ltd
Original Assignee
Taiwan Network Computer and Electronic Co Ltd
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 Taiwan Network Computer and Electronic Co Ltd filed Critical Taiwan Network Computer and Electronic Co Ltd
Publication of CA2642548A1 publication Critical patent/CA2642548A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1876—Diffractive Fresnel lenses; Zone plates; Kinoforms
    • G02B5/189—Structurally combined with optical elements not having diffractive power
    • 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
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
    • G02B27/0938—Using specific optical elements
    • G02B27/095—Refractive optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
CA002642548A 2007-10-31 2008-10-31 Light distribution board Abandoned CA2642548A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
TW096140922 2007-10-31
TW096140922A TW200918828A (en) 2007-10-31 2007-10-31 Light distribution lenticular sheet

Publications (1)

Publication Number Publication Date
CA2642548A1 true CA2642548A1 (en) 2009-04-30

Family

ID=40328294

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002642548A Abandoned CA2642548A1 (en) 2007-10-31 2008-10-31 Light distribution board

Country Status (6)

Country Link
US (1) US7909485B2 (enExample)
EP (1) EP2056017A1 (enExample)
JP (1) JP2009110961A (enExample)
KR (1) KR20090045125A (enExample)
CA (1) CA2642548A1 (enExample)
TW (1) TW200918828A (enExample)

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TW200944696A (en) * 2008-04-18 2009-11-01 Taiwan Network Comp & Electronic Co Ltd Light distributing plate having multiple-focus grating
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JP6207384B2 (ja) * 2013-12-25 2017-10-04 ミネベアミツミ株式会社 照明装置及び光学部材
JP2017079203A (ja) * 2015-10-20 2017-04-27 パナソニックＩｐマネジメント株式会社 照明装置
CN106482012A (zh) * 2016-12-02 2017-03-08 山西山地新源科技有限公司 一种led光源透镜
JP6857847B2 (ja) * 2017-05-30 2021-04-14 パナソニックＩｐマネジメント株式会社 レンズ及び照明器具
CN107553888A (zh) * 2017-08-18 2018-01-09 苏州天禄光科技股份有限公司 导光板端面加工设备及其制备的导光板
DE102018115229A1 (de) * 2018-03-29 2019-10-02 Automotive Lighting Reutlingen Gmbh Licht-Zwischenscheibe für eine Kraftfahrzeugleuchte
CN110617454A (zh) * 2019-10-18 2019-12-27 清华大学深圳国际研究生院 一种车辆前照灯
CN115507338B (zh) * 2022-09-30 2025-09-30 广州维思车用部件有限公司 透镜、光学模组及车灯
CN117722624A (zh) * 2023-09-13 2024-03-19 荣仪尚科光电技术(哈尔滨)有限公司 基于透镜与锯齿光栅组合式单片的匀化照明装置

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JP4799341B2 (ja) * 2005-10-14 2011-10-26 株式会社東芝 照明装置

Also Published As

Publication number Publication date
TWI326752B (enExample) 2010-07-01
US7909485B2 (en) 2011-03-22
EP2056017A1 (en) 2009-05-06
TW200918828A (en) 2009-05-01
JP2009110961A (ja) 2009-05-21
KR20090045125A (ko) 2009-05-07
US20090109690A1 (en) 2009-04-30

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20131031