KR20020076431A - 단판식 프로젝션시스템의 광학계 - Google Patents
단판식 프로젝션시스템의 광학계 Download PDFInfo
- Publication number
- KR20020076431A KR20020076431A KR1020010016259A KR20010016259A KR20020076431A KR 20020076431 A KR20020076431 A KR 20020076431A KR 1020010016259 A KR1020010016259 A KR 1020010016259A KR 20010016259 A KR20010016259 A KR 20010016259A KR 20020076431 A KR20020076431 A KR 20020076431A
- Authority
- KR
- South Korea
- Prior art keywords
- light
- liquid crystal
- crystal panel
- lamp
- optical
- 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
- 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
- G02B27/18—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for optical projection, e.g. combination of mirror and condenser and objective
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- 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
- H04N9/3108—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 by using a single electronic spatial light modulator
-
- 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]
- H04N9/3129—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] scanning a light beam on the display screen
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Projection Apparatus (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (3)
- 광원을 조사하는 램프;상기 램프로부터 조사된 광을 균일하게 하는 플라이아이렌즈;상기 플라이아이렌즈로부터 균일화된 광을 S파에서 P파로 변환시키는 폴라라이징 컨버젼 시스템;상기 폴라라이징 컨버젼 시스템에 의해 광변환 된 광을 각각의 R/G/B광으로 분리하고 그 분리된 광들을 소정의 간격을 두고 평행하게 조사시키는 광분리수단;상기 광분리수단에 의해 분리 조사되는 광을 모아주는 릴레이렌즈;상기 광분리수단에 의해 분리되어 출사되는 각각의 광 축 상에 설치되어 그 분리된 광들을 소정의 각도로 편향시키는 다수의 폴리건미러;상기 폴리건미러를 통해 편향되어 조사되는 광을 받아 컬러 화상에 필요한 광으로 투광 조절하여 되 반사시키는 액정패널;상기 폴리건미러에 의해 편향된 광들을 상기 액정패널로 통과시키고 상기 액정패널에 의해 광 변환된 광을 받아 소정의 방향으로 반사시키는 폴라라이징 빔 스프리터로 구성된 것을 특징으로 하는 단판식 프로젝션 시스템의 광학계.
- 제 1항에 있어서,상기 각각의 폴리건미러는 그 회전축의 위치가 소정의 간격을 두고 설치되어각 광이 섞이는 것을 방지하도록 된 것을 특징으로 하는 단판식 프로젝션 시스템의 광학계.
- 제 1항에 있어서,상기 광분리수단은 상기 램프로부터 조사되는 광 중 특정광은 통과시키며 나머지 특정광들을 반사시키도록 복수개의 반사면이 크로스되게 구성된 엑스큐브와,상기 반사면을 통해 반사된 빛을 받아 소정의 방향으로 또다시 반사시키도록 상기 각각의 반사면과 평행하게 설치된 복수개의 미러로 구성된 것을 특징으로 하는 단판식 프로젝션 시스템의 광학계.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020010016259A KR100611210B1 (ko) | 2001-03-28 | 2001-03-28 | 단판식 프로젝션시스템의 광학계 |
| US10/103,139 US20020140908A1 (en) | 2001-03-28 | 2002-03-22 | Single-panel projection display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020010016259A KR100611210B1 (ko) | 2001-03-28 | 2001-03-28 | 단판식 프로젝션시스템의 광학계 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20020076431A true KR20020076431A (ko) | 2002-10-11 |
| KR100611210B1 KR100611210B1 (ko) | 2006-08-09 |
Family
ID=19707530
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020010016259A Expired - Fee Related KR100611210B1 (ko) | 2001-03-28 | 2001-03-28 | 단판식 프로젝션시스템의 광학계 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US20020140908A1 (ko) |
| KR (1) | KR100611210B1 (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100429119B1 (ko) * | 2001-04-27 | 2004-04-29 | 가부시키가이샤 히타치세이사쿠쇼 | 광학 유닛 및 이를 이용한 영상 표시 장치 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3774715B2 (ja) * | 2002-10-21 | 2006-05-17 | キヤノン株式会社 | 投射型表示装置 |
| JP2007011154A (ja) * | 2005-07-04 | 2007-01-18 | Hitachi Ltd | スクリーン及びそれを用いた画像表示装置 |
| JP2007025308A (ja) * | 2005-07-19 | 2007-02-01 | Hitachi Ltd | 投射型映像表示装置および色分離ユニット |
| DE102016205413A1 (de) * | 2016-04-01 | 2017-10-05 | Robert Bosch Gmbh | Projektionseinrichtung und Verfahren zum Projizieren einer Bildinformation auf eine Projektionsfläche |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01280719A (ja) * | 1988-05-06 | 1989-11-10 | Matsushita Electric Ind Co Ltd | ビーム走査装置 |
| DE69123288T2 (de) * | 1990-05-21 | 1997-04-24 | Victor Company Of Japan | Anzeigegerät |
| JPH04204812A (ja) * | 1990-11-30 | 1992-07-27 | Sony Corp | レーザ画像表示装置 |
| JPH04252580A (ja) * | 1991-01-28 | 1992-09-08 | Sony Corp | レーザー画像表示装置 |
| KR100378359B1 (ko) * | 1996-10-31 | 2003-05-22 | 삼성전자주식회사 | 레이저 프로젝션 디스플레이 |
| KR100421210B1 (ko) * | 1997-02-12 | 2004-05-22 | 삼성전자주식회사 | 레이저프로젝션디스플레이장치 |
-
2001
- 2001-03-28 KR KR1020010016259A patent/KR100611210B1/ko not_active Expired - Fee Related
-
2002
- 2002-03-22 US US10/103,139 patent/US20020140908A1/en not_active Abandoned
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100429119B1 (ko) * | 2001-04-27 | 2004-04-29 | 가부시키가이샤 히타치세이사쿠쇼 | 광학 유닛 및 이를 이용한 영상 표시 장치 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20020140908A1 (en) | 2002-10-03 |
| KR100611210B1 (ko) | 2006-08-09 |
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