FI20095197A0 - Kuvaprojektori ja kuvaprojektorissa käytettäväksi sopiva valaisuyksikkö - Google Patents

Kuvaprojektori ja kuvaprojektorissa käytettäväksi sopiva valaisuyksikkö

Info

Publication number
FI20095197A0
FI20095197A0 FI20095197A FI20095197A FI20095197A0 FI 20095197 A0 FI20095197 A0 FI 20095197A0 FI 20095197 A FI20095197 A FI 20095197A FI 20095197 A FI20095197 A FI 20095197A FI 20095197 A0 FI20095197 A0 FI 20095197A0
Authority
FI
Finland
Prior art keywords
light beam
light
image projector
diffractive
centerline
Prior art date
Application number
FI20095197A
Other languages
English (en)
Swedish (sv)
Inventor
Tuomas Vallius
Original Assignee
Epicrystals Oy
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 Epicrystals Oy filed Critical Epicrystals Oy
Priority to FI20095197A priority Critical patent/FI20095197A0/fi
Publication of FI20095197A0 publication Critical patent/FI20095197A0/fi
Priority to PCT/FI2010/050106 priority patent/WO2010097505A1/en
Priority to US13/203,834 priority patent/US8690341B2/en

Links

Classifications

    • 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
    • G02B27/1086—Beam splitting or combining systems operating by diffraction only
    • 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
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal 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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/06—Colour photography, other than mere exposure or projection of a colour film by additive-colour projection apparatus
    • 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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/10—Simultaneous recording or projection
    • G03B33/12—Simultaneous recording or projection using beam-splitting or beam-combining systems, e.g. dichroic mirrors
    • 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
    • H04N9/3161—Modulator illumination systems using 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
    • 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
    • G03B21/204—LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
FI20095197A 2009-02-27 2009-02-27 Kuvaprojektori ja kuvaprojektorissa käytettäväksi sopiva valaisuyksikkö FI20095197A0 (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20095197A FI20095197A0 (fi) 2009-02-27 2009-02-27 Kuvaprojektori ja kuvaprojektorissa käytettäväksi sopiva valaisuyksikkö
PCT/FI2010/050106 WO2010097505A1 (en) 2009-02-27 2010-02-18 Image projector and an illuminating unit suitable for use in an image projector
US13/203,834 US8690341B2 (en) 2009-02-27 2010-02-18 Image projector and an illuminating unit suitable for use in an image projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20095197A FI20095197A0 (fi) 2009-02-27 2009-02-27 Kuvaprojektori ja kuvaprojektorissa käytettäväksi sopiva valaisuyksikkö

Publications (1)

Publication Number Publication Date
FI20095197A0 true FI20095197A0 (fi) 2009-02-27

Family

ID=40404694

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20095197A FI20095197A0 (fi) 2009-02-27 2009-02-27 Kuvaprojektori ja kuvaprojektorissa käytettäväksi sopiva valaisuyksikkö

Country Status (3)

Country Link
US (1) US8690341B2 (fi)
FI (1) FI20095197A0 (fi)
WO (1) WO2010097505A1 (fi)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0718706D0 (en) 2007-09-25 2007-11-07 Creative Physics Ltd Method and apparatus for reducing laser speckle
US11726332B2 (en) 2009-04-27 2023-08-15 Digilens Inc. Diffractive projection apparatus
US9335604B2 (en) 2013-12-11 2016-05-10 Milan Momcilo Popovich Holographic waveguide display
US9341846B2 (en) 2012-04-25 2016-05-17 Rockwell Collins Inc. Holographic wide angle display
US10795160B1 (en) 2014-09-25 2020-10-06 Rockwell Collins, Inc. Systems for and methods of using fold gratings for dual axis expansion
US11300795B1 (en) 2009-09-30 2022-04-12 Digilens Inc. Systems for and methods of using fold gratings coordinated with output couplers for dual axis expansion
US11320571B2 (en) 2012-11-16 2022-05-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view with uniform light extraction
US8233204B1 (en) 2009-09-30 2012-07-31 Rockwell Collins, Inc. Optical displays
EP2622268A4 (en) * 2010-09-27 2018-01-10 Massachusetts Institute of Technology Ultra-high efficiency color mixing and color separation
WO2012136970A1 (en) 2011-04-07 2012-10-11 Milan Momcilo Popovich Laser despeckler based on angular diversity
WO2016020630A2 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Waveguide laser illuminator incorporating a despeckler
US10670876B2 (en) 2011-08-24 2020-06-02 Digilens Inc. Waveguide laser illuminator incorporating a despeckler
US20140204455A1 (en) 2011-08-24 2014-07-24 Milan Momcilo Popovich Wearable data display
US9715067B1 (en) 2011-09-30 2017-07-25 Rockwell Collins, Inc. Ultra-compact HUD utilizing waveguide pupil expander with surface relief gratings in high refractive index materials
US9599813B1 (en) 2011-09-30 2017-03-21 Rockwell Collins, Inc. Waveguide combiner system and method with less susceptibility to glare
US8634139B1 (en) 2011-09-30 2014-01-21 Rockwell Collins, Inc. System for and method of catadioptric collimation in a compact head up display (HUD)
US9366864B1 (en) 2011-09-30 2016-06-14 Rockwell Collins, Inc. System for and method of displaying information without need for a combiner alignment detector
WO2013102759A2 (en) 2012-01-06 2013-07-11 Milan Momcilo Popovich Contact image sensor using switchable bragg gratings
US9523852B1 (en) 2012-03-28 2016-12-20 Rockwell Collins, Inc. Micro collimator system and method for a head up display (HUD)
US9933684B2 (en) 2012-11-16 2018-04-03 Rockwell Collins, Inc. Transparent waveguide display providing upper and lower fields of view having a specific light output aperture configuration
US9674413B1 (en) 2013-04-17 2017-06-06 Rockwell Collins, Inc. Vision system and method having improved performance and solar mitigation
US9557630B1 (en) * 2013-06-26 2017-01-31 Amazon Technologies, Inc. Projection system with refractive beam steering
US9727772B2 (en) 2013-07-31 2017-08-08 Digilens, Inc. Method and apparatus for contact image sensing
US10732407B1 (en) 2014-01-10 2020-08-04 Rockwell Collins, Inc. Near eye head up display system and method with fixed combiner
US9244280B1 (en) 2014-03-25 2016-01-26 Rockwell Collins, Inc. Near eye display system and method for display enhancement or redundancy
JP6413421B2 (ja) * 2014-07-17 2018-10-31 船井電機株式会社 光学系及び光学系を有する光学機器
US10359736B2 (en) 2014-08-08 2019-07-23 Digilens Inc. Method for holographic mastering and replication
US10241330B2 (en) 2014-09-19 2019-03-26 Digilens, Inc. Method and apparatus for generating input images for holographic waveguide displays
US10088675B1 (en) 2015-05-18 2018-10-02 Rockwell Collins, Inc. Turning light pipe for a pupil expansion system and method
JP6635045B2 (ja) * 2014-12-18 2020-01-22 日本電気株式会社 投射装置およびインターフェース装置
CN107873086B (zh) 2015-01-12 2020-03-20 迪吉伦斯公司 环境隔离的波导显示器
US9632226B2 (en) 2015-02-12 2017-04-25 Digilens Inc. Waveguide grating device
US10247943B1 (en) 2015-05-18 2019-04-02 Rockwell Collins, Inc. Head up display (HUD) using a light pipe
US10126552B2 (en) 2015-05-18 2018-11-13 Rockwell Collins, Inc. Micro collimator system and method for a head up display (HUD)
US11366316B2 (en) 2015-05-18 2022-06-21 Rockwell Collins, Inc. Head up display (HUD) using a light pipe
US10108010B2 (en) 2015-06-29 2018-10-23 Rockwell Collins, Inc. System for and method of integrating head up displays and head down displays
WO2017060665A1 (en) 2015-10-05 2017-04-13 Milan Momcilo Popovich Waveguide display
US10598932B1 (en) 2016-01-06 2020-03-24 Rockwell Collins, Inc. Head up display for integrating views of conformally mapped symbols and a fixed image source
WO2017162999A1 (en) 2016-03-24 2017-09-28 Popovich Milan Momcilo Method and apparatus for providing a polarization selective holographic waveguide device
JP6734933B2 (ja) 2016-04-11 2020-08-05 ディジレンズ インコーポレイテッド 構造化光投影のためのホログラフィック導波管装置
WO2018102834A2 (en) 2016-12-02 2018-06-07 Digilens, Inc. Waveguide device with uniform output illumination
WO2018129398A1 (en) 2017-01-05 2018-07-12 Digilens, Inc. Wearable heads up displays
US10295824B2 (en) 2017-01-26 2019-05-21 Rockwell Collins, Inc. Head up display with an angled light pipe
DE102017115786B4 (de) * 2017-07-13 2021-02-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Optische Anordnung und Verfahren zur Erzeugung eines kombinierten Strahls mehrerer Laserlichtquellen
JP7399084B2 (ja) 2017-10-16 2023-12-15 ディジレンズ インコーポレイテッド ピクセル化されたディスプレイの画像分解能を倍増させるためのシステムおよび方法
WO2019136476A1 (en) 2018-01-08 2019-07-11 Digilens, Inc. Waveguide architectures and related methods of manufacturing
JP7404243B2 (ja) 2018-01-08 2023-12-25 ディジレンズ インコーポレイテッド 導波管セル内のホログラフィック格子の高スループット記録のためのシステムおよび方法
US20190212588A1 (en) 2018-01-08 2019-07-11 Digilens, Inc. Systems and Methods for Manufacturing Waveguide Cells
US11402801B2 (en) 2018-07-25 2022-08-02 Digilens Inc. Systems and methods for fabricating a multilayer optical structure
EP3924759A4 (en) 2019-02-15 2022-12-28 Digilens Inc. METHODS AND APPARATUS FOR MAKING A HOLOGRAPHIC WAVEGUIDE DISPLAY WITH INTEGRATED GRIDINGS
JP2022525165A (ja) 2019-03-12 2022-05-11 ディジレンズ インコーポレイテッド ホログラフィック導波管バックライトおよび関連する製造方法
US20200386947A1 (en) 2019-06-07 2020-12-10 Digilens Inc. Waveguides Incorporating Transmissive and Reflective Gratings and Related Methods of Manufacturing
EP4004646A4 (en) 2019-07-29 2023-09-06 Digilens Inc. METHODS AND APPARATUS FOR MULTIPLYING THE IMAGE RESOLUTION AND FIELD OF VIEW OF A PIXELATED DISPLAY SCREEN
KR20220054386A (ko) 2019-08-29 2022-05-02 디지렌즈 인코포레이티드. 진공 브래그 격자 및 이의 제조 방법
CN211478651U (zh) * 2019-12-17 2020-09-11 广州立景创新科技有限公司 Tof摄像装置
KR20220105234A (ko) * 2021-01-19 2022-07-27 삼성디스플레이 주식회사 표시 장치
CN114994933B (zh) * 2022-07-19 2022-10-21 中国科学院长春光学精密机械与物理研究所 光谱合束装置及方法
EP4411457A1 (en) * 2023-01-31 2024-08-07 Meta Platforms Technologies, LLC Multi-color light source

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274706A (en) 1979-08-30 1981-06-23 Hughes Aircraft Company Wavelength multiplexer/demultiplexer for optical circuits
DE3602055A1 (de) 1986-01-24 1987-07-30 Gruen Optik Wetzlar Gmbh Vorrichtung zur vereinigung von strahlenbuendeln unterschiedlicher wellenlaenge
US7113231B2 (en) * 2000-02-14 2006-09-26 3M Innovative Properties Company Dot-sequential color display system
US20020097660A1 (en) * 2000-11-16 2002-07-25 Matsushita Electric Industrial Co., Ltd. Diffraction grating body, optical pick-up, semiconductor laser apparatus and optical information apparatus
US7177340B2 (en) * 2002-11-05 2007-02-13 Jds Uniphase Corporation Extended cavity laser device with bulk transmission grating
US7352968B2 (en) * 2002-11-06 2008-04-01 Finisar Corporation Chirped managed, wavelength multiplexed, directly modulated sources using an arrayed waveguide grating (AWG) as multi-wavelength discriminator
JP2006189728A (ja) 2005-01-07 2006-07-20 Ricoh Co Ltd 光源ユニット、光走査装置及び画像形成装置等
US7233442B1 (en) * 2005-01-26 2007-06-19 Aculight Corporation Method and apparatus for spectral-beam combining of high-power fiber lasers

Also Published As

Publication number Publication date
US8690341B2 (en) 2014-04-08
WO2010097505A1 (en) 2010-09-02
US20110310356A1 (en) 2011-12-22

Similar Documents

Publication Publication Date Title
FI20095197A0 (fi) Kuvaprojektori ja kuvaprojektorissa käytettäväksi sopiva valaisuyksikkö
ATE534931T1 (de) Projektor mit unabhängigen lichtquellen mit mehreren wellenlängen
GB201214666D0 (en) Projection display
WO2014014605A3 (en) Phosphor-based lamps for projection display
WO2007149569A3 (en) Micro-electromechanical light modulator with anamorphic optics
GB201201495D0 (en) Image display systems
WO2012128551A3 (en) Display device and light conversion member
GB201215125D0 (en) A display
EP2827591A3 (en) Apparatus capable of projecting different images on display areas
WO2012106146A3 (en) Lighting apparatus providing increased luminous flux while maintaining color point and cri
IN2014CN01871A (fi)
ATE528918T1 (de) Bildübertragungsvorrichtung
WO2012051621A3 (en) Method & apparatus for lighting
EP2683160A3 (en) Light source apparatus and image projection apparatus
EP3785070A4 (en) ARCHITECTURE FOR LIGHT EMITTING ELEMENTS IN A LIGHT FIELD DISPLAY
EP2395758A3 (en) Image display apparatus
ATE461511T1 (de) Farbanzeigevorrichtung und betriebsverfahren dafür
EP2631536A3 (en) Illumination unit and display apparatus using the same
ATE514971T1 (de) Umgebungsbeleuchtung für einen bildprojektor
ATE362619T1 (de) Flachbildschirm
EP2560378A3 (en) Projector with offset between projection optical system and display unit
WO2013016163A3 (en) Illumination module
JP2013149549A (ja) バックライト装置及びそれを用いた液晶表示装置
GB2513742A (en) An illuminated sign
TR201901088T4 (tr) Çıktının yönsel kontrolu ile gösterim cihazı ve böyle bir gösterim cihazı için bir arka ışık.

Legal Events

Date Code Title Description
FD Application lapsed