CA2916836C - Numerical approaches for free-form lensing: area parameterization free-form lensing - Google Patents

Numerical approaches for free-form lensing: area parameterization free-form lensing Download PDF

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Publication number
CA2916836C
CA2916836C CA2916836A CA2916836A CA2916836C CA 2916836 C CA2916836 C CA 2916836C CA 2916836 A CA2916836 A CA 2916836A CA 2916836 A CA2916836 A CA 2916836A CA 2916836 C CA2916836 C CA 2916836C
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source
regions
light
display
phase
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CA2916836A
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English (en)
French (fr)
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CA2916836A1 (en
Inventor
Gerwin Damberg
Anders Ballestad
Raveen Kumaran
James Gregson
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MTT Innovation Inc
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MTT Innovation Inc
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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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/06—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the phase of light
    • 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
    • G02B27/0012—Optical design, e.g. procedures, algorithms, optimisation routines
    • 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
    • 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
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • 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
    • H04N9/312—Driving therefor
    • 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
    • H04N9/312—Driving therefor
    • H04N9/3126—Driving therefor for spatial light modulators in series
    • 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
    • H04N9/3155—Modulator illumination systems for controlling the light source
    • 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]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3182—Colour adjustment, e.g. white balance, shading or gamut
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0816—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more reflecting elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
CA2916836A 2014-07-31 2015-07-31 Numerical approaches for free-form lensing: area parameterization free-form lensing Active CA2916836C (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462031250P 2014-07-31 2014-07-31
US62/031250 2014-07-31
US201562194728P 2015-07-20 2015-07-20
US62/194728 2015-07-20
PCT/CA2015/050730 WO2016015163A1 (en) 2014-07-31 2015-07-31 Numerical approaches for free-form lensing: area parameterization free-form lensing

Publications (2)

Publication Number Publication Date
CA2916836A1 CA2916836A1 (en) 2016-01-31
CA2916836C true CA2916836C (en) 2017-12-12

Family

ID=55216539

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2916836A Active CA2916836C (en) 2014-07-31 2015-07-31 Numerical approaches for free-form lensing: area parameterization free-form lensing

Country Status (6)

Country Link
US (3) US9936175B2 (enExample)
EP (2) EP3175282B1 (enExample)
JP (3) JP6757311B2 (enExample)
CN (1) CN106796355B (enExample)
CA (1) CA2916836C (enExample)
WO (1) WO2016015163A1 (enExample)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102250937B1 (ko) * 2012-09-11 2021-05-12 코히러스 바이오사이언시즈, 인코포레이티드 고순도 및 탁월한 수율의 정확하게 폴딩된 에타너셉트
CA3148330C (en) 2013-10-20 2026-05-19 Barco Visual Solutions, Inc. Light field projectors and methods
CN114554123B (zh) 2014-05-15 2024-06-25 Mtt创新公司 用于显示通过图像数据限定的图像的方法
JP6791840B2 (ja) 2014-08-14 2020-11-25 エムティティ イノベーション インコーポレイテッドＭｔｔ Ｉｎｎｏｖａｔｉｏｎ Ｉｎｃｏｒｐｏｒａｔｅｄ 光源
JP5811425B1 (ja) * 2014-09-02 2015-11-11 株式会社サンキコー 周期運動観測システム
US10571696B2 (en) 2014-12-26 2020-02-25 Cy Vision Inc. Near-to-eye display device
US10225529B2 (en) * 2015-07-17 2019-03-05 Nec Corporation Projection device using a spatial modulation element, projection method, and program storage medium
CN109152928B (zh) 2016-03-09 2021-05-28 反射医疗公司 用于计算辐射治疗的注量图的方法和系统
CN109073939A (zh) 2016-03-25 2018-12-21 赛伊视觉公司 提供增强的观看体验的近眼图像显示设备
WO2018021984A1 (en) * 2016-07-28 2018-02-01 Cy Vision Inc. System and method for high-quality speckle-free phase-only computer-generated holographic image projection
WO2018025390A1 (ja) * 2016-08-05 2018-02-08 マクセル株式会社 投射型映像表示装置
EP3840370B1 (en) 2016-09-30 2022-08-10 Dolby Laboratories Licensing Corporation Beam combining for highlight projection
CN117556839A (zh) 2016-12-28 2024-02-13 手持产品公司 用于dpm扫描仪的照明器
JP6862255B2 (ja) * 2017-04-12 2021-04-21 キヤノン株式会社 撮像装置、撮像方法および撮像プログラム
CN114401389B (zh) 2017-05-12 2024-03-22 Mtt创新公司 图像投影系统和方法
US10904495B2 (en) 2017-09-25 2021-01-26 Dolby Laboratories Licensing Corporation System and method for displaying high quality images in a dual modulation projection system
US10488746B2 (en) 2017-11-14 2019-11-26 Dolby Laboratories Licensing Corporation Aperture sharing for highlight projection
JP6750597B2 (ja) * 2017-12-01 2020-09-02 カシオ計算機株式会社 ホイール部材
US11070774B2 (en) 2017-12-22 2021-07-20 Dolby Laboratories Licensing Corporation Temporal modeling of phase modulators in multi-modulation projection
CN108876916B (zh) * 2018-06-04 2022-06-17 长江大学 辫状河训练图像生成方法及设备
JP2020112674A (ja) * 2019-01-11 2020-07-27 ソニーセミコンダクタソリューションズ株式会社 表示装置、および表示装置の調整方法
US12131715B2 (en) 2019-01-18 2024-10-29 Dolby Laboratories Licensing Corporation Attenuating wavefront determination for noise reduction
CN109752843B (zh) * 2019-03-06 2021-12-31 西安自由曲面光电科技有限公司 自由曲面大视场低畸变汽车后视镜的实现方法
US10880528B1 (en) 2019-10-31 2020-12-29 Christie Digital Systems Usa, Inc. Device, system and method for modulating light using a phase light modulator and a spatial light modulator
JPWO2021100510A1 (enExample) * 2019-11-19 2021-05-27
EP3939255B1 (en) 2019-12-11 2022-08-03 Dolby Laboratories Licensing Corporation Projection system and method of driving a projection system
CN113495405B (zh) * 2020-03-19 2026-06-05 深圳光峰科技股份有限公司 投影系统
WO2021210436A1 (ja) * 2020-04-15 2021-10-21 ソニーグループ株式会社 情報処理装置、情報処理方法及び情報処理プログラム
CN111413704B (zh) * 2020-04-16 2022-06-21 中国科学院云南天文台 包含自由曲面透镜光束整形结构的激光测距系统
CN114397755A (zh) * 2020-05-15 2022-04-26 华为技术有限公司 显示装置、方法和车辆
US12413683B2 (en) 2020-05-18 2025-09-09 Sony Group Corporation Illumination apparatus, illumination method, and projector apparatus
CN115698833B (zh) * 2020-06-07 2026-03-31 索尼集团公司 信号处理装置、信号处理方法、程序和照明装置
WO2021260665A1 (en) * 2020-06-26 2021-12-30 Immervision Inc. Wide-angle lens with freeform surface
CN112180592B (zh) * 2020-10-14 2023-03-21 兰州大学 一种用于光学逆向设计的快速优化方法
CN112764213B (zh) * 2021-01-13 2022-07-29 师大瑞利光电科技(清远)有限公司 一种灯管反射罩的设计及加工方法
CN112882224B (zh) * 2021-01-19 2021-12-14 中国工程物理研究院激光聚变研究中心 一种波前控制方法
EP4295571A4 (en) * 2021-02-16 2025-01-08 MTT Innovation Incorporated Patch correction for light steering projector
CN117015965A (zh) * 2021-03-18 2023-11-07 索尼集团公司 投影仪设备、光源装置和光源驱动方法
CN113325575B (zh) * 2021-05-27 2023-08-15 长春理工大学 一种自由曲面光学系统偏振像差校正系统
EP4375746A4 (en) * 2021-07-21 2024-11-20 Sony Group Corporation LIGHTING DEVICE
CN115708123A (zh) * 2021-08-18 2023-02-21 深圳光峰科技股份有限公司 图像显示方法、装置、电子设备及存储介质
CN114330158B (zh) * 2021-12-10 2025-09-12 中汽创智科技有限公司 一种立体光刻模型的处理方法、装置、设备及存储介质
CN118901095A (zh) 2022-02-22 2024-11-05 巴科股份有限公司 用于调整数字图像的装置和方法
CN118742850A (zh) * 2022-02-24 2024-10-01 索尼集团公司 照明装置和投影仪装置
CN114994909B (zh) * 2022-05-13 2023-04-28 北京理工大学 一种基于自由波面调控全息元件的离轴反射式成像系统设计方法
CN115292835B (zh) * 2022-07-22 2026-04-03 大连理工大学 一种匹配热膨胀系数的点阵连接件及其点阵填充方法
CN116362011A (zh) * 2023-03-01 2023-06-30 无锡太湖学院 一种led全自由曲面阵列设计方法
CN117251946A (zh) * 2023-07-24 2023-12-19 上海交通大学 Nurbs曲面光顺调控的自由曲面抛光驻留时间计算方法及系统
CN117970280B (zh) * 2024-04-02 2024-06-04 烟台大学 一种空时自适应处理中知识辅助的协方差矩阵估计方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7172288B2 (en) * 2003-07-31 2007-02-06 Hewlett-Packard Development Company, L.P. Display device including a spatial light modulator with plural image regions
JP2008015064A (ja) 2006-07-04 2008-01-24 Seiko Epson Corp 照明装置及びプロジェクタ
WO2008049917A1 (en) * 2006-10-26 2008-05-02 Seereal Technologies S.A. Holographic display device comprising magneto-optical spatial light modulator
GB2445164A (en) * 2006-12-21 2008-07-02 Light Blue Optics Ltd Holographic image display systems
DE102007025069B4 (de) 2007-05-21 2018-05-24 Seereal Technologies S.A. Holographisches Rekonstruktionssystem
GB2455523B (en) * 2007-12-11 2010-02-03 Light Blue Optics Ltd Holographic image display systems
US20110122467A1 (en) * 2008-07-21 2011-05-26 Gerald Futterer Light modulating device
JP5756404B2 (ja) * 2008-09-30 2015-07-29 ドルビー ラボラトリーズ ライセンシング コーポレイション 高ブライトネスで高ダイナミックレンジのディスプレイのための画像処理における適応ガンマの適用のためのシステムおよび方法、ならびにコンピュータ可読媒体
GB0907297D0 (en) * 2009-04-29 2009-06-10 Light Blue Optics Ltd Dynamic backlighting
RU2559724C2 (ru) * 2011-04-19 2015-08-10 Долби Лабораторис Лайсэнзин Корпорейшн Проекционные дисплеи с высокой светимостью и связанные способы
JP6061958B2 (ja) 2012-02-29 2017-01-18 アジレント・テクノロジーズ・インクＡｇｉｌｅｎｔ Ｔｅｃｈｎｏｌｏｇｉｅｓ， Ｉｎｃ． ソフトウェア定義式顕微鏡
CN103325129B (zh) * 2012-03-19 2016-04-20 无锡奥普顿光电子有限公司 一种利用相位调制器件输出图像的方法
US9726827B2 (en) * 2012-11-01 2017-08-08 Arizona Board Of Regents On Behalf Of The University Of Arizona Reconfigurable diffractive optical switch and method for operating the same
US9453970B2 (en) * 2012-11-01 2016-09-27 The Arizona Board Of Regents On Behalf Of The University Of Arizona Reconfigurable diffractive optical switch
JP6172431B2 (ja) * 2012-11-26 2017-08-02 株式会社リコー 投射光学系
US9049413B2 (en) * 2013-07-30 2015-06-02 Dolby Laboratories Licensing Corporation Multiple stage modulation projector display systems having efficient light utilization
CA3148330C (en) * 2013-10-20 2026-05-19 Barco Visual Solutions, Inc. Light field projectors and methods
WO2015184549A1 (en) * 2014-06-03 2015-12-10 Mtt Innovation Incorporated Efficient, dynamic, high contrast lensing with applications to imaging, illumination and projection
DE102015110502A1 (de) * 2014-07-04 2016-01-07 Seereal Technologies S.A. Projektionsvorrichtung und Verfahren zum Darstellen einer zweidimensionalen und/oder dreidimensionalen Szene oder von Inhalt

Also Published As

Publication number Publication date
US10324361B2 (en) 2019-06-18
US9936175B2 (en) 2018-04-03
CA2916836A1 (en) 2016-01-31
US20190369467A1 (en) 2019-12-05
JP7460238B2 (ja) 2024-04-02
JP2021039346A (ja) 2021-03-11
CN106796355B (zh) 2020-09-22
EP3879334A1 (en) 2021-09-15
JP2017532583A (ja) 2017-11-02
JP6757311B2 (ja) 2020-09-16
US20170127025A1 (en) 2017-05-04
WO2016015163A1 (en) 2016-02-04
CN106796355A (zh) 2017-05-31
EP3879334B1 (en) 2023-11-29
EP3175282B1 (en) 2021-06-09
JP7096298B2 (ja) 2022-07-05
EP3175282A4 (en) 2018-03-21
US10942428B2 (en) 2021-03-09
US20180176519A1 (en) 2018-06-21
JP2022130532A (ja) 2022-09-06
EP3175282A1 (en) 2017-06-07

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