KR20020021146A - 투사 디스플레이용 광학 시스템 - Google Patents
투사 디스플레이용 광학 시스템 Download PDFInfo
- Publication number
- KR20020021146A KR20020021146A KR1020017016745A KR20017016745A KR20020021146A KR 20020021146 A KR20020021146 A KR 20020021146A KR 1020017016745 A KR1020017016745 A KR 1020017016745A KR 20017016745 A KR20017016745 A KR 20017016745A KR 20020021146 A KR20020021146 A KR 20020021146A
- Authority
- KR
- South Korea
- Prior art keywords
- light
- prism
- lens
- reflected
- dlp
- 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
Links
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
-
- 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
-
- 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
- G02B26/0833—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 the reflecting element being a micromechanical device, e.g. a MEMS mirror, DMD
-
- 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
- G02B26/0875—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 refracting elements
-
- 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
- G02B26/0875—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 refracting elements
- G02B26/0883—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 refracting elements the refracting element being a prism
-
- 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
- G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
-
- 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
- G03B21/2066—Reflectors in illumination beam
-
- 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
- G03B21/28—Reflectors in projection beam
-
- 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]
- H04N9/3197—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using light modulating optical valves
-
- 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
- H04N5/7416—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal
- H04N5/7458—Projection arrangements for image reproduction, e.g. using eidophor involving the use of a spatial light modulator, e.g. a light valve, controlled by a video signal the modulator being an array of deformable mirrors, e.g. digital micromirror device [DMD]
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optical Elements Other Than Lenses (AREA)
- Projection Apparatus (AREA)
- Lenses (AREA)
Abstract
Description
Claims (2)
- (a) 조명광을 제공하는 광워;(b) 적어도 제 1 위치와 제 2 위치 사이에서 조절가능하고, 공통면에 배치된 선택적으로 조절가능한 복수의 반사 엘리먼트;(c) 상기 공통면에 평행한 주면을 가진 렌즈; 및(d) 상기 렌즈와 복수의 반사 엘리먼트 사이에 위치된 프리즘;을 포함하되,상기 렌즈는 수용각을 갖고, 상기 프리즘은 광원, 복수의 반사 엘리먼트 및 렌즈에 대해,(ⅰ) 상기 광원으로부터 나온 빛이 공간적으로 이격된 제 1 및 제 2 표면을 통과하여 상기 복수의 반사 엘리먼트에 도달하고,(ⅱ) 상기 제 1 위치에서 반사 엘리먼트로부터 반사된 빛이 렌즈의 수용각 이내에 존재하는 방향으로 상기 공간적으로 이격된 제 2 표면에서 반사되도록, 배치된 것을 특징으로 하는 이미지 투사 시스템.
- 제 1 항에 있어서, 상기 제 2 위치에서 반사 엘리먼트로부터 반사된 빛은 렌즈의 수용각 이내에 존재하지 않는 방향으로 상기 공간적으로 이격된 제 2 표면에서 반사되는 것을 특징으로 하는 이미지 투사 시스템.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14144399P | 1999-06-29 | 1999-06-29 | |
| US60/141,443 | 1999-06-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20020021146A true KR20020021146A (ko) | 2002-03-18 |
| KR100702736B1 KR100702736B1 (ko) | 2007-04-03 |
Family
ID=22495716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020017016745A Expired - Fee Related KR100702736B1 (ko) | 1999-06-29 | 2000-03-20 | 투사 디스플레이용 광학 시스템 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US6461000B1 (ko) |
| EP (1) | EP1196819A4 (ko) |
| JP (1) | JP5089841B2 (ko) |
| KR (1) | KR100702736B1 (ko) |
| CN (1) | CN1322370C (ko) |
| TW (1) | TW448311B (ko) |
| WO (1) | WO2001001195A1 (ko) |
Families Citing this family (86)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11505334A (ja) * | 1995-05-11 | 1999-05-18 | ディジタル プロジェクション リミテッド | 投影装置 |
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| US7207678B2 (en) * | 2001-12-31 | 2007-04-24 | Texas Instruments Incorporated | Prism for high contrast projection |
| MXPA04008145A (es) * | 2002-02-28 | 2004-11-26 | 3M Innovative Properties Co | Divisores compuestos de haces de polarizacion. |
| US6634756B1 (en) * | 2002-06-27 | 2003-10-21 | Koninklijke Philips Electronics N.V. | Beam-splitter folded path for rear projection displays |
| TW586020B (en) * | 2002-09-03 | 2004-05-01 | Young Optics Inc | Optical system for projection display apparatus |
| KR20070034636A (ko) * | 2004-07-22 | 2007-03-28 | 톰슨 라이센싱 | 1개의 이미저 마이크로디스플레이를 위한 개별 고속 스위칭발광 구조 |
| US20060139730A1 (en) * | 2004-12-23 | 2006-06-29 | Oehler Peter R | Illumination system with compact turning prism and projection system using same |
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| TWI331251B (en) * | 2006-09-22 | 2010-10-01 | Coretronic Corp | Optical projection apparatus and total internal reflection prism thereof |
| CN100443953C (zh) * | 2006-10-25 | 2008-12-17 | 浙江大学 | 同轴观察紫外投影照射装置 |
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| JP4913528B2 (ja) * | 2006-10-04 | 2012-04-11 | 日立アロカメディカル株式会社 | 超音波診断装置 |
| JP5442414B2 (ja) * | 2009-12-08 | 2014-03-12 | タカノ株式会社 | 切削実習用模型歯 |
| JP5552922B2 (ja) * | 2010-06-29 | 2014-07-16 | セントラル硝子株式会社 | 核分裂生成物の分離材及びその製造方法、並びに該分離材を用いた核分裂生成物の分離方法 |
| WO2014103875A1 (ja) * | 2012-12-27 | 2014-07-03 | アルバック成膜株式会社 | 位相シフトマスクおよびその製造方法 |
-
2000
- 2000-03-20 CN CNB008096236A patent/CN1322370C/zh not_active Expired - Fee Related
- 2000-03-20 JP JP2001507143A patent/JP5089841B2/ja not_active Expired - Lifetime
- 2000-03-20 WO PCT/US2000/007388 patent/WO2001001195A1/en not_active Ceased
- 2000-03-20 KR KR1020017016745A patent/KR100702736B1/ko not_active Expired - Fee Related
- 2000-03-20 US US09/528,630 patent/US6461000B1/en not_active Expired - Lifetime
- 2000-03-20 EP EP00919488A patent/EP1196819A4/en not_active Ceased
- 2000-03-29 TW TW089105994A patent/TW448311B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP1196819A1 (en) | 2002-04-17 |
| JP5089841B2 (ja) | 2012-12-05 |
| EP1196819A4 (en) | 2006-10-11 |
| CN1375076A (zh) | 2002-10-16 |
| TW448311B (en) | 2001-08-01 |
| JP2003503755A (ja) | 2003-01-28 |
| US6461000B1 (en) | 2002-10-08 |
| KR100702736B1 (ko) | 2007-04-03 |
| WO2001001195A1 (en) | 2001-01-04 |
| CN1322370C (zh) | 2007-06-20 |
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