CN104656356B - 用于均匀分配光的系统 - Google Patents

用于均匀分配光的系统 Download PDF

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Publication number
CN104656356B
CN104656356B CN201410856268.5A CN201410856268A CN104656356B CN 104656356 B CN104656356 B CN 104656356B CN 201410856268 A CN201410856268 A CN 201410856268A CN 104656356 B CN104656356 B CN 104656356B
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CN
China
Prior art keywords
light
output end
lenslet
integrating rod
sub
Prior art date
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Application number
CN201410856268.5A
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English (en)
Chinese (zh)
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CN104656356A (zh
Inventor
J·多姆
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Christie Digital Systems USA Inc
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Christie Digital Systems USA Inc
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Publication of CN104656356A publication Critical patent/CN104656356A/zh
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Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/142—Adjusting of projection optics
    • 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
    • G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
    • 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
    • G02B27/0994—Fibers, light pipes
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/106—Beam splitting or combining systems for splitting or combining a plurality of identical beams or images, e.g. image replication
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2033—LED or laser light sources
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/208—Homogenising, shaping of the illumination light
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/3147—Multi-projection systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/12—Picture reproducers
    • H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
    • H04N9/3141—Constructional details thereof
    • H04N9/315—Modulator illumination systems
    • H04N9/3152—Modulator illumination systems for shaping the light beam
    • 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
    • G02B27/0944—Diffractive optical elements, e.g. gratings, holograms
    • 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
    • G02B6/0005—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 of the fibre type
    • G02B6/0008—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 of the fibre type the light being emitted at the end of the fibre
    • 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
    • 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
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/262—Optical details of coupling light into, or out of, or between fibre ends, e.g. special fibre end shapes or associated optical elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Optical Couplings Of Light Guides (AREA)
CN201410856268.5A 2013-11-20 2014-11-19 用于均匀分配光的系统 Active CN104656356B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US14/084,970 2013-11-20
US14/084,970 US9335612B2 (en) 2013-11-20 2013-11-20 System for uniform distribution of light using an array of lenslets

Publications (2)

Publication Number Publication Date
CN104656356A CN104656356A (zh) 2015-05-27
CN104656356B true CN104656356B (zh) 2018-03-06

Family

ID=51951741

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410856268.5A Active CN104656356B (zh) 2013-11-20 2014-11-19 用于均匀分配光的系统

Country Status (4)

Country Link
US (1) US9335612B2 (enExample)
EP (1) EP2876470B1 (enExample)
JP (1) JP6129142B2 (enExample)
CN (1) CN104656356B (enExample)

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JP6425110B2 (ja) * 2013-01-30 2018-11-21 ウシオ電機株式会社 光源装置およびプロジェクタ
US9838675B2 (en) * 2015-02-03 2017-12-05 Barco, Inc. Remote 6P laser projection of 3D cinema content
US11437774B2 (en) 2015-08-19 2022-09-06 Kyocera Sld Laser, Inc. High-luminous flux laser-based white light source
CN106523955B (zh) * 2015-09-14 2019-10-11 中强光电股份有限公司 照明系统及投影装置
US10574951B2 (en) * 2016-01-26 2020-02-25 Barco N.V. Control of color primaries and white point in a laser-phosphor projector
US11016375B2 (en) 2016-01-26 2021-05-25 Barco N.V. Control of color primaries and white point in a laser-phosphor projector
EP3411750B1 (en) * 2016-02-04 2022-04-06 Barco Visual (Beijing) Electronics Company Limited Display system with static green primary color reduction filter
TWI731073B (zh) * 2017-04-28 2021-06-21 揚明光學股份有限公司 照明系統
TW202004266A (zh) * 2018-06-04 2020-01-16 英錡科技股份有限公司 投影顯示裝置
US11421843B2 (en) 2018-12-21 2022-08-23 Kyocera Sld Laser, Inc. Fiber-delivered laser-induced dynamic light system
US11239637B2 (en) 2018-12-21 2022-02-01 Kyocera Sld Laser, Inc. Fiber delivered laser induced white light system
US11884202B2 (en) 2019-01-18 2024-01-30 Kyocera Sld Laser, Inc. Laser-based fiber-coupled white light system
CN216450931U (zh) * 2019-01-18 2022-05-06 京瓷Sld激光公司 光纤耦合白光照明系统、中央照明系统及智能照明系统
US12152742B2 (en) 2019-01-18 2024-11-26 Kyocera Sld Laser, Inc. Laser-based light guide-coupled wide-spectrum light system
US12000552B2 (en) 2019-01-18 2024-06-04 Kyocera Sld Laser, Inc. Laser-based fiber-coupled white light system for a vehicle
CN111610686A (zh) * 2019-02-22 2020-09-01 深圳光峰科技股份有限公司 光源系统、光源组件与显示设备及其控制方法
CN115576114B (zh) * 2021-10-29 2023-07-14 华为技术有限公司 一种分光方法以及相关设备

Citations (3)

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US5530940A (en) * 1995-02-02 1996-06-25 Rohm And Haas Company Coupling device for light pipe system
CN1441192A (zh) * 1996-04-17 2003-09-10 迪科公司 用于控制光的方法和装置
CN1873470A (zh) * 2006-06-30 2006-12-06 西安电子科技大学 一种空间三维沙盘

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CN1441192A (zh) * 1996-04-17 2003-09-10 迪科公司 用于控制光的方法和装置
CN1873470A (zh) * 2006-06-30 2006-12-06 西安电子科技大学 一种空间三维沙盘

Also Published As

Publication number Publication date
US9335612B2 (en) 2016-05-10
EP2876470A1 (en) 2015-05-27
JP2015111261A (ja) 2015-06-18
EP2876470B1 (en) 2018-05-02
JP6129142B2 (ja) 2017-05-17
US20150138511A1 (en) 2015-05-21
CN104656356A (zh) 2015-05-27

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SE01 Entry into force of request for substantive examination
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TA01 Transfer of patent application right

Effective date of registration: 20180201

Address after: American California

Applicant after: CHRISTIE DIGITAL SYSTEMS USA, INC.

Address before: Ontario, Canada

Applicant before: CHRISTIE DIGITAL SYSTEMS CANADA INC

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GR01 Patent grant