CN105723147A8 - The light guide of uniform illumination - Google Patents

The light guide of uniform illumination Download PDF

Info

Publication number
CN105723147A8
CN105723147A8 CN201480062111.3A CN201480062111A CN105723147A8 CN 105723147 A8 CN105723147 A8 CN 105723147A8 CN 201480062111 A CN201480062111 A CN 201480062111A CN 105723147 A8 CN105723147 A8 CN 105723147A8
Authority
CN
China
Prior art keywords
light
light guide
uniform illumination
openings
smooth guide
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
CN201480062111.3A
Other languages
Chinese (zh)
Other versions
CN105723147A (en
CN105723147B (en
Inventor
A·尼南
温臻智
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.)
Dolby Laboratories Licensing Corp
Original Assignee
Dolby Laboratories Licensing Corp
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 Dolby Laboratories Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of CN105723147A publication Critical patent/CN105723147A/en
Publication of CN105723147A8 publication Critical patent/CN105723147A8/en
Application granted granted Critical
Publication of CN105723147B publication Critical patent/CN105723147B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0273—Diffusing elements; Afocal elements characterized by the use
    • G02B5/0289—Diffusing elements; Afocal elements characterized by the use used as a transflector
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/61—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using light guides
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/62—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using mixing chambers, e.g. housings with reflective walls
    • 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
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0025—Diffusing sheet or layer; Prismatic sheet or layer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/02—Diffusing elements; Afocal elements
    • G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
    • G02B5/0236—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place within the volume of the element
    • 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
    • G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
    • G02B6/0028—Light guide, e.g. taper

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Planar Illumination Modules (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

A kind of device, including: light source (110), one or more smooth guide (104) and have by one or more light diffusion regions (108) around the light diffuser (102) of polymerization chamber (114).The one or more light diffusion region is configured with one or more first openings of the one or more entrance areas (112) as the light receiving readme light source；And one or more second openings as the one or more exit regions (106) providing the light to one or more smooth guide.For irradiating visual detector by uniform light.
CN201480062111.3A 2013-11-15 2014-11-12 Uniformly illuminated light guide Active CN105723147B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201361904664P 2013-11-15 2013-11-15
US61/904,949 2013-11-15
US61/904,664 2013-11-15
PCT/US2014/065165 WO2015073505A1 (en) 2013-11-15 2014-11-12 Uniformly lit light guides

Publications (3)

Publication Number Publication Date
CN105723147A CN105723147A (en) 2016-06-29
CN105723147A8 true CN105723147A8 (en) 2016-08-24
CN105723147B CN105723147B (en) 2020-03-24

Family

ID=56682303

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201480062111.3A Active CN105723147B (en) 2013-11-15 2014-11-12 Uniformly illuminated light guide

Country Status (4)

Country Link
EP (1) EP3069073A1 (en)
JP (1) JP6306180B2 (en)
CN (1) CN105723147B (en)
WO (1) WO2015073505A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016203844A1 (en) * 2016-03-09 2017-09-14 Osram Gmbh Lighting device with phosphor volume and semiconductor light source
DE102018113970B4 (en) * 2018-06-12 2021-03-18 Leoni Kabel Gmbh Cable with light emitting element
CN109724055B (en) * 2019-03-14 2024-02-27 贵州大学 Combined surface condensing system
CN111895286A (en) * 2020-07-15 2020-11-06 杭州电子科技大学 High-brightness directional emergent long-afterglow luminous warning and illuminating device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60202411A (en) * 1984-03-27 1985-10-12 Seiko Epson Corp Light source optical system for light guide
US6422718B1 (en) * 1999-11-18 2002-07-23 Integrated Systems Technologies Limited Non-imaging light source for uniform illumination applications
JP4445082B2 (en) * 1999-12-07 2010-04-07 ラディアント リサーチ リミテッド Illumination device
US8748909B2 (en) * 2006-11-03 2014-06-10 Apple Inc. Display system
US9118990B2 (en) * 2007-01-06 2015-08-25 Apple Inc. Connectors designed for ease of use
US8256931B2 (en) * 2008-07-24 2012-09-04 Seward George H Achromatic homogenizer and collimator for LEDs
JP5445321B2 (en) * 2010-05-13 2014-03-19 セイコーエプソン株式会社 Optical detection device, display device, and electronic apparatus
KR20130011779A (en) * 2011-07-22 2013-01-30 현대모비스 주식회사 Lamp assembly
KR101510010B1 (en) * 2013-12-17 2015-04-07 현대자동차주식회사 Intgrated sensor apparatus of vehicle

Also Published As

Publication number Publication date
EP3069073A1 (en) 2016-09-21
WO2015073505A1 (en) 2015-05-21
JP6306180B2 (en) 2018-04-04
CN105723147A (en) 2016-06-29
CN105723147B (en) 2020-03-24
JP2017508170A (en) 2017-03-23

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C53 Correction of patent of invention or patent application
CI01 Publication of corrected invention patent application

Correction item: Priority

Correct: 61/904,664 2013.11.15 US

False: 61/904,949 2013.11.15 US

Number: 26

Volume: 32

CI02 Correction of invention patent application

Correction item: Priority

Correct: 61/904,664 2013.11.15 US

False: 61/904,949 2013.11.15 US

Number: 26

Page: The title page

Volume: 32

ERR Gazette correction
GR01 Patent grant
GR01 Patent grant