ATE162921T1 - Polarisationsumsetzungsapparat - Google Patents
PolarisationsumsetzungsapparatInfo
- Publication number
- ATE162921T1 ATE162921T1 AT91304028T AT91304028T ATE162921T1 AT E162921 T1 ATE162921 T1 AT E162921T1 AT 91304028 T AT91304028 T AT 91304028T AT 91304028 T AT91304028 T AT 91304028T AT E162921 T1 ATE162921 T1 AT E162921T1
- Authority
- AT
- Austria
- Prior art keywords
- light
- polarized light
- incidence surface
- conversion apparatus
- polarization conversion
- Prior art date
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
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
- Devices For Checking Fares Or Tickets At Control Points (AREA)
- Polarising Elements (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Optical Elements Other Than Lenses (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2116728A JPH0414032A (ja) | 1990-05-08 | 1990-05-08 | 照明系および該照明系を備えた画像表示装置 |
JP2174442A JPH0463321A (ja) | 1990-07-03 | 1990-07-03 | 照明系および該照明を備えた画像表示装置 |
JP31359790A JP2888624B2 (ja) | 1990-11-19 | 1990-11-19 | 偏光照明装置および該偏光照明装置を有する投写型表示装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE162921T1 true ATE162921T1 (de) | 1998-02-15 |
Family
ID=27313215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT91304028T ATE162921T1 (de) | 1990-05-08 | 1991-05-03 | Polarisationsumsetzungsapparat |
Country Status (5)
Country | Link |
---|---|
US (1) | US5461500A (de) |
EP (1) | EP0456427B1 (de) |
AT (1) | ATE162921T1 (de) |
CA (1) | CA2041926C (de) |
DE (1) | DE69128810T2 (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05150191A (ja) * | 1991-12-02 | 1993-06-18 | Nippon Avionics Co Ltd | 直線偏光変換装置 |
JPH05264904A (ja) * | 1992-03-18 | 1993-10-15 | Canon Inc | 照明光学系および該照明光学系を用いた投写型画像表示装置 |
US5903388A (en) * | 1992-06-11 | 1999-05-11 | Sedlmayr Steven R | High efficiency electromagnetic beam projector and systems and method for implementation thereof |
JPH0694902A (ja) * | 1992-09-11 | 1994-04-08 | Canon Inc | 光学素子,光源,液晶光学素子,偏光照明装置,照明光学装置,偏光分離素子,偏光素子,画像投影装置および立体像表示方法 |
JPH07294850A (ja) * | 1994-04-22 | 1995-11-10 | Canon Inc | 照明装置及びそれを用いた投影装置 |
KR100400114B1 (ko) * | 1994-06-01 | 2003-12-31 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 고효율조명디바이스및그러한디바이스를포함하는영상투영장치 |
KR0164463B1 (ko) * | 1994-11-25 | 1999-03-20 | 이헌조 | 액정프로젝트의 광학장치 |
JP2738324B2 (ja) * | 1995-01-23 | 1998-04-08 | 日本電気株式会社 | 投写型液晶表示装置 |
KR0174852B1 (ko) * | 1995-04-18 | 1999-03-20 | 김주용 | 패널식 액정 전면 투영기용 광편향프리즘을 이용한 개선 광학계 |
US5995284A (en) * | 1996-03-29 | 1999-11-30 | 3M Innovative Properties Company | Polarized illumination system for LCD projector |
US6104536A (en) * | 1998-09-18 | 2000-08-15 | 3M Innovative Properties Company | High efficiency polarization converter including input and output lenslet arrays |
IT1313117B1 (it) * | 1999-08-25 | 2002-06-17 | Morton Int Inc | Apparecchiatura di applicazione a vuoto dotata di mezzi trasportatorie procedimento per applicare un resist a film secco ad un pannello di |
KR100534575B1 (ko) * | 2001-04-24 | 2005-12-07 | 삼성에스디아이 주식회사 | 프로젝션시스템의 광전환장치 |
JP2004185781A (ja) * | 2002-12-06 | 2004-07-02 | Pioneer Electronic Corp | 光学装置及び光ピックアップ |
KR100520604B1 (ko) * | 2003-01-15 | 2005-10-10 | 삼성전자주식회사 | 파장분할다중방식 광원 및 이를 이용한 수동형 광 가입자망시스템 |
WO2005045310A2 (en) * | 2003-10-27 | 2005-05-19 | Wimberly Randal L | Dual reflector system |
KR100694117B1 (ko) * | 2005-03-30 | 2007-03-12 | 삼성전자주식회사 | 조명유니트 및 이를 채용한 화상투사장치 |
DE102005032934A1 (de) * | 2005-07-12 | 2007-01-25 | Philipps-Universität Marburg | Erfindung betreffend Reflektorsysteme |
CN101236305B (zh) * | 2007-02-02 | 2011-06-01 | 上海飞锐光电科技有限公司 | 偏振转换装置 |
US11619826B2 (en) * | 2018-04-17 | 2023-04-04 | Samsung Electronics Co., Ltd. | Augmented reality (AR) display apparatus and method |
Family Cites Families (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE554927C (de) * | 1932-07-15 | Wilhelm Volkmann Dr | Beleuchtungsspiegel-Anordnung | |
US1223752A (en) * | 1915-01-14 | 1917-04-24 | Western Electric Co | Apparatus for reflecting light-rays. |
US1503766A (en) * | 1923-12-05 | 1924-08-05 | Pictet Lucien | Device for projecting and viewing stereoscopic pictures |
US1717360A (en) * | 1926-05-01 | 1929-06-18 | Apparatus jfor polarizing ultra-violet radiations | |
FR711306A (fr) * | 1930-02-18 | 1931-09-07 | Dispositif d'éclairage | |
US2272186A (en) * | 1939-07-19 | 1942-02-10 | Edward P Creehan | Radiant energy projector |
GB690467A (en) * | 1950-12-11 | 1953-04-22 | Brush Dev Co | Device for controlling light intensity |
FR1058232A (fr) * | 1952-03-13 | 1954-03-15 | Dispositif de réflexion | |
US2887566A (en) * | 1952-11-14 | 1959-05-19 | Marks Polarized Corp | Glare-eliminating optical system |
US3508809A (en) * | 1967-12-29 | 1970-04-28 | Rca Corp | High efficiency light polarization system |
US3588493A (en) * | 1968-04-29 | 1971-06-28 | Grimes Manufacturing Co | Projecting lamps having reflector which form rectangular patterns of light |
US3566099A (en) * | 1968-09-16 | 1971-02-23 | Polaroid Corp | Light projection assembly |
CA1127867A (en) * | 1978-03-20 | 1982-07-20 | Albert Brunsting | Ellipsoid radiation collector and method |
FR2440667A1 (fr) * | 1978-10-31 | 1980-05-30 | Thomson Csf | Dispositif optique de reproduction d'images utilisant une cellule a cristal liquide et telecopieur comportant un tel dispositif |
US4525413A (en) * | 1981-03-02 | 1985-06-25 | Polaroid Corporation | Optical device including birefringent polymer |
JPS5866909A (ja) * | 1981-10-16 | 1983-04-21 | Fujitsu Ten Ltd | 照明装置 |
JPS59127019A (ja) * | 1983-01-11 | 1984-07-21 | Canon Inc | プリンタヘツド |
GB8600022D0 (en) * | 1986-01-02 | 1986-02-12 | Rca Corp | Arrangement to minimize reflected ambient light |
US4864390A (en) * | 1986-08-22 | 1989-09-05 | North American Philips Corporation | Display system with equal path lengths |
US4989076A (en) * | 1987-01-27 | 1991-01-29 | Canon Kabushiki Kaisha | Video projection apparatus |
US4912614A (en) * | 1987-12-23 | 1990-03-27 | North American Philips Corporation | Light valve projection system with non imaging optics for illumination |
US5146248A (en) * | 1987-12-23 | 1992-09-08 | North American Philips Corporation | Light valve projection system with improved illumination |
US5042921A (en) * | 1988-10-25 | 1991-08-27 | Casio Computer Co., Ltd. | Liquid crystal display apparatus |
US4936659A (en) * | 1989-01-26 | 1990-06-26 | Rockwell International Corporation | Liquid crystal display brightness enhancer |
US4973139A (en) * | 1989-04-07 | 1990-11-27 | Hughes Aircraft Company | Automotive head-up display |
JPH03175412A (ja) * | 1989-12-05 | 1991-07-30 | Victor Co Of Japan Ltd | 偏光変換素子 |
US5142387A (en) * | 1990-04-11 | 1992-08-25 | Mitsubishi Denki Kabushiki Kaisha | Projection-type display device having light source means including a first and second concave mirrors |
JP2961807B2 (ja) * | 1990-04-20 | 1999-10-12 | 三菱電機株式会社 | 投写形表示装置 |
JPH04218015A (ja) * | 1990-07-27 | 1992-08-07 | Victor Co Of Japan Ltd | 偏光変換素子及び表示装置 |
-
1991
- 1991-05-03 EP EP91304028A patent/EP0456427B1/de not_active Expired - Lifetime
- 1991-05-03 AT AT91304028T patent/ATE162921T1/de not_active IP Right Cessation
- 1991-05-03 DE DE69128810T patent/DE69128810T2/de not_active Expired - Fee Related
- 1991-05-06 CA CA002041926A patent/CA2041926C/en not_active Expired - Fee Related
-
1994
- 1994-08-22 US US08/293,738 patent/US5461500A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0456427B1 (de) | 1998-01-28 |
DE69128810T2 (de) | 1998-05-28 |
EP0456427A2 (de) | 1991-11-13 |
US5461500A (en) | 1995-10-24 |
CA2041926A1 (en) | 1991-11-09 |
EP0456427A3 (en) | 1992-10-14 |
DE69128810D1 (de) | 1998-03-05 |
CA2041926C (en) | 1995-12-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |