KR930003307B1 - 입체용 프로젝터 - Google Patents
입체용 프로젝터 Download PDFInfo
- Publication number
- KR930003307B1 KR930003307B1 KR1019890018564A KR890018564A KR930003307B1 KR 930003307 B1 KR930003307 B1 KR 930003307B1 KR 1019890018564 A KR1019890018564 A KR 1019890018564A KR 890018564 A KR890018564 A KR 890018564A KR 930003307 B1 KR930003307 B1 KR 930003307B1
- Authority
- KR
- South Korea
- Prior art keywords
- straight line
- beam splitter
- lcd panel
- projection lens
- projector
- 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.)
- Expired - Fee Related
Links
Images
Classifications
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- 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
- G03B21/12—Projectors or projection-type viewers; Accessories therefor adapted for projection of either still pictures or motion pictures
-
- 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
- G03B35/00—Stereoscopic photography
- G03B35/18—Stereoscopic photography by simultaneous viewing
- G03B35/26—Stereoscopic photography by simultaneous viewing using polarised or coloured light separating different viewpoint images
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
- H04N13/337—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] using polarisation multiplexing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/363—Image reproducers using image projection screens
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Business, Economics & Management (AREA)
- Accounting & Taxation (AREA)
- Marketing (AREA)
- Theoretical Computer Science (AREA)
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
- Stereoscopic And Panoramic Photography (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (5)
- 콘덴서시스템(E)과 제 1 편광 빔분리기(F-1)는 동일직선 X상에 배열되고, 상기 직선 X와 직교되는 직선 Y상에 상기 제 2 편광 빔분리기(F-2)와 필드렌즈(I)및 프로젝션 렌즈(K)가 배치되어 있으며, 제 2 편광 빔분리기(F-2)의 후면과 좌측면에 인접하게 제 1, 제2LCD판넬(H-1)(H-2)이 배치되고, 상기 제1LCD판넬(H-1)의 후방에 제 2 미러(G-1)가 배치됨과 아울러 제2LCD판넬(H-2)의 좌측에 제 2 미러(G-2)가 배치되어 구성됨을 특징으로 하는 입체용 프로젝터.
- 제 1 항에 있어서, 상기 콘덴서시스템(E)은 비구면 반사경(A)과, 광원시스템(B)과, 광가이드장치(C) 및 환띠 모양의 구면 반사경(D)으로 구성된 것임을 특징으로 하는 입체용 프로젝터.
- 제 1 항에 있어서, 상기 편광 빔분리기(F)는 90°직각 프리즘(L) 두장을 사면이 서로 마주 보게 접착하고 이들 사이에 입사빔에 대해 부루스터스 앵글 또는 폴러라이징 앵글로 특수 다이일렉트릭 필름이 다중 코딩되어 입사되는 빔을 편광방향이 서로 수직인 편광빔으로 분리하는 것임을 특징으로 하는 입체용 프로젝터.
- 콘덴서시스템(E)과 편광 빔분리기(F) 및 반사미러(G)는 직선 X상에 배치되고, 직선 X와 직교되는 직선 Y1상에 제1LCD판넬(H-3)과 제 필드렌즈(I-1)및 제 1 프로젝션 렌즈(K-1)가 배치되며 그와 일정간격을 두고 직선 X와 직교되는 직선 Y2상에 제2LCD판넬(H-4)과 제 2 필드렌즈(I-2) 및 제 2 프로젝션 렌즈(K-2)가 배열되어 구성됨을 특징으로 하는 입체용 프로젝터.
- 제 1 콘덴서시스템(E-1), 편광 빔분리기(F), 필드렌즈(I)및 프로젝션 렌즈(K)가 직선 Y상에 배치되고, 그와 직교되는 직선 X상에 제 2 콘덴서시스템(E-2), 제2LCD판넬(H-6)이 설치되어 구성됨을 특징으로 하는 입체용 프로젝터.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019890018564A KR930003307B1 (ko) | 1989-12-14 | 1989-12-14 | 입체용 프로젝터 |
US07/626,550 US5121983A (en) | 1989-12-14 | 1990-12-12 | Stereoscopic projector |
JP2419214A JPH04347994A (ja) | 1989-12-14 | 1990-12-14 | 立体用プロジェクター |
DE4040081A DE4040081C2 (de) | 1989-12-14 | 1990-12-14 | Stereoskopischer Projektor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019890018564A KR930003307B1 (ko) | 1989-12-14 | 1989-12-14 | 입체용 프로젝터 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR910012797A KR910012797A (ko) | 1991-08-08 |
KR930003307B1 true KR930003307B1 (ko) | 1993-04-24 |
Family
ID=19292898
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019890018564A Expired - Fee Related KR930003307B1 (ko) | 1989-12-14 | 1989-12-14 | 입체용 프로젝터 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5121983A (ko) |
JP (1) | JPH04347994A (ko) |
KR (1) | KR930003307B1 (ko) |
DE (1) | DE4040081C2 (ko) |
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-
1989
- 1989-12-14 KR KR1019890018564A patent/KR930003307B1/ko not_active Expired - Fee Related
-
1990
- 1990-12-12 US US07/626,550 patent/US5121983A/en not_active Expired - Lifetime
- 1990-12-14 JP JP2419214A patent/JPH04347994A/ja active Pending
- 1990-12-14 DE DE4040081A patent/DE4040081C2/de not_active Expired - Fee Related
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KR910012797A (ko) | 1991-08-08 |
DE4040081C2 (de) | 1994-04-28 |
DE4040081A1 (de) | 1991-07-11 |
JPH04347994A (ja) | 1992-12-03 |
US5121983A (en) | 1992-06-16 |
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