BR9601333A - Refletor lente de campo lente de correção de ângulo dispositivo para focalizar luz e sistema de projeção - Google Patents

Refletor lente de campo lente de correção de ângulo dispositivo para focalizar luz e sistema de projeção

Info

Publication number
BR9601333A
BR9601333A BR9601333A BR9601333A BR9601333A BR 9601333 A BR9601333 A BR 9601333A BR 9601333 A BR9601333 A BR 9601333A BR 9601333 A BR9601333 A BR 9601333A BR 9601333 A BR9601333 A BR 9601333A
Authority
BR
Brazil
Prior art keywords
projection system
angle correction
focusing light
reflector angle
lens device
Prior art date
Application number
BR9601333A
Other languages
English (en)
Inventor
Eric Marcellin-Dibon
Friedhelm Wiethege
Original Assignee
Thomson Multimedia Sa
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 Thomson Multimedia Sa filed Critical Thomson Multimedia Sa
Publication of BR9601333A publication Critical patent/BR9601333A/pt

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
    • G02B27/09—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
    • G02B27/095—Refractive optical elements
    • G02B27/0955—Lenses
    • 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
    • G02B27/0977—Reflective elements
    • G02B27/0983—Reflective elements being curved
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors
    • G02B5/10—Mirrors with curved faces
    • 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
    • G03B21/2026—Gas discharge type light sources, e.g. arcs
    • 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
    • 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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133605—Direct backlight including specially adapted reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Lenses (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
BR9601333A 1995-04-13 1996-04-12 Refletor lente de campo lente de correção de ângulo dispositivo para focalizar luz e sistema de projeção BR9601333A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9504477A FR2733062B1 (fr) 1995-04-13 1995-04-13 Systeme de projection comportant un reflecteur et une lentille de champ a surface libre

Publications (1)

Publication Number Publication Date
BR9601333A true BR9601333A (pt) 1998-01-13

Family

ID=9478106

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9601333A BR9601333A (pt) 1995-04-13 1996-04-12 Refletor lente de campo lente de correção de ângulo dispositivo para focalizar luz e sistema de projeção

Country Status (9)

Country Link
US (1) US5790305A (pt)
EP (1) EP0737870B1 (pt)
JP (1) JPH095881A (pt)
KR (1) KR100392975B1 (pt)
CN (1) CN1086810C (pt)
BR (1) BR9601333A (pt)
DE (1) DE69622076T2 (pt)
FR (1) FR2733062B1 (pt)
MY (1) MY113452A (pt)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2758633B1 (fr) * 1997-01-23 1999-04-02 Thomson Multimedia Sa Dispositif de concentration des rayons lumineux et systeme de projection utilisant un tel dispositif
KR20050083468A (ko) * 2004-02-23 2005-08-26 엘지전자 주식회사 마이크로렌즈 어레이 시트가 적용된 조명 기구를 구비한액정 표시 장치 및 마이크로렌즈 어레이 시트의 제조 방법
US7102824B2 (en) 2004-05-13 2006-09-05 The Boeing Company Optical element for efficient sensing at large angles of incidence
JP3912407B2 (ja) * 2004-12-14 2007-05-09 カシオ計算機株式会社 光源ユニット及びプロジェクタ装置
US7658513B2 (en) * 2005-03-03 2010-02-09 Dialight Corporation LED illumination device with a highly uniform illumination pattern
JP4218649B2 (ja) * 2005-03-07 2009-02-04 カシオ計算機株式会社 光源ユニット及びプロジェクタ装置
EP1827015A3 (en) * 2006-02-28 2008-03-12 Hitachi, Ltd. Projection display
CN101520156B (zh) * 2008-02-26 2011-05-04 亚洲光学股份有限公司 光源模块及投影装置
TWI358601B (en) * 2008-03-14 2012-02-21 Young Optics Inc Light-mixing device and projector
CN101482652B (zh) * 2009-02-12 2010-09-29 复旦大学 一种针对点光源配光透镜的设计方法
CN101586779B (zh) * 2009-06-18 2011-01-05 中国计量学院 基于光学扩展量的led均匀照明反射器的设计方法及应用
RU2529625C2 (ru) 2010-01-19 2014-09-27 Дзе Борд Оф Риджентс Оф Дзе Юниверсити Оф Техас Систем Устройства и системы для генерации высокочастотных ударных волн и способы их использования
DE102011014779A1 (de) * 2011-03-15 2012-09-20 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Vorrichtung und Verfahren zur Vermessung eines Gegenstandes
AR087170A1 (es) 2011-07-15 2014-02-26 Univ Texas Aparato para generar ondas de choque terapeuticas y sus aplicaciones
US10835767B2 (en) 2013-03-08 2020-11-17 Board Of Regents, The University Of Texas System Rapid pulse electrohydraulic (EH) shockwave generator apparatus and methods for medical and cosmetic treatments
WO2015054797A1 (en) * 2013-10-20 2015-04-23 Mtt Innovation Incorporated Light field projectors and methods
WO2015172236A1 (en) 2014-05-15 2015-11-19 Mtt Innovation Incorporated Optimizing drive schemes for multiple projector systems
WO2016183307A1 (en) 2015-05-12 2016-11-17 Soliton, Inc. Methods of treating cellulite and subcutaneous adipose tissue
US10808965B2 (en) * 2016-06-24 2020-10-20 Alliance For Sustainable Energy, Llc Secondary reflectors for solar collectors and methods of making the same
TWI742110B (zh) 2016-07-21 2021-10-11 美商席利通公司 具備改良電極壽命之快速脈波電動液壓脈衝產生裝置及使用該裝置生成壓縮聲波之方法
WO2018136514A1 (en) 2017-01-17 2018-07-26 Soliton, Inc. Rapid pulse electrohydraulic (eh) shockwave generator apparatus with improved acoustic wavefronts
US11813477B2 (en) 2017-02-19 2023-11-14 Soliton, Inc. Selective laser induced optical breakdown in biological medium
US10234689B1 (en) 2018-03-09 2019-03-19 Mitsubishi Electric Research Laboratories, Inc. Compound optics with freeform optical surface

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4136926A (en) * 1978-04-14 1979-01-30 The United States Of America As Represented By The United States Department Of Energy Achromatic illumination system for small targets
US4234247A (en) * 1978-10-30 1980-11-18 Corning Glass Works Method of making a reflector
DD143323A1 (de) * 1978-12-20 1980-08-13 Manfred Roessler Beleuchtungssystem fuer fotografische kopiergeraete
US4733955A (en) * 1986-04-14 1988-03-29 Hughes Aircraft Company Reflective optical triplet having a real entrance pupil
FR2605114B1 (fr) * 1986-10-01 1990-02-16 Reosc Lentille stigmatique a plusieurs longueurs d'onde
NL8901077A (nl) * 1989-04-28 1990-11-16 Koninkl Philips Electronics Nv Optische belichtingsstelsel en projectie-apparaat voorzien van een dergelijk stelsel.
US5222025A (en) * 1990-07-27 1993-06-22 Eastman Kodak Company Method of generating Fresnel mirrors suitable for use with image display systems
US5331470A (en) * 1992-12-11 1994-07-19 Hughes Aircraft Company Fast folded wide angle large reflective unobscured system
US5640283A (en) * 1995-10-20 1997-06-17 The Aerospace Corporation Wide field, long focal length, four mirror telescope

Also Published As

Publication number Publication date
CN1153918A (zh) 1997-07-09
KR960038227A (ko) 1996-11-21
EP0737870A1 (fr) 1996-10-16
KR100392975B1 (ko) 2003-10-10
DE69622076T2 (de) 2003-03-13
JPH095881A (ja) 1997-01-10
US5790305A (en) 1998-08-04
FR2733062A1 (fr) 1996-10-18
EP0737870B1 (fr) 2002-07-03
CN1086810C (zh) 2002-06-26
MY113452A (en) 2002-02-28
DE69622076D1 (de) 2002-08-08
FR2733062B1 (fr) 1997-06-27

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements