KR101620914B1 - 광학 시스템 - Google Patents
광학 시스템 Download PDFInfo
- Publication number
- KR101620914B1 KR101620914B1 KR1020090060180A KR20090060180A KR101620914B1 KR 101620914 B1 KR101620914 B1 KR 101620914B1 KR 1020090060180 A KR1020090060180 A KR 1020090060180A KR 20090060180 A KR20090060180 A KR 20090060180A KR 101620914 B1 KR101620914 B1 KR 101620914B1
- Authority
- KR
- South Korea
- Prior art keywords
- light
- image
- mirror member
- unit
- light source
- 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.)
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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
- G03B21/14—Details
- G03B21/20—Lamp housings
- G03B21/2066—Reflectors in illumination beam
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- 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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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/34—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers
- G02B30/35—Stereoscopes providing a stereoscopic pair of separated images corresponding to parallactically displaced views of the same object, e.g. 3D slide viewers using reflective optical elements in the optical path between the images and the observer
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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
- G03B21/14—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
- G03B21/208—Homogenising, shaping of the illumination light
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Projection Apparatus (AREA)
- Optical Elements Other Than Lenses (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lenses (AREA)
Abstract
Description
Claims (9)
- 광원과, 상기 광원의 빛을 균일하게 유도하는 렌즈부재 및 미러부재로 구성된 조명계;화상이 결상되며, 상기 조명계의 빛이 입사되는 이미지유닛;상기 이미지유닛의 영상을 확대투사하는 렌즈부재로 구성된 투사계; 및상기 조명계의 미러부재의 반사면에 탈착 가능하게 설치되어, 상기 미러부재에 전달되는 광원의 빛을 일부 차단하는 차단유닛;을 포함하며,상기 차단유닛은 상기 광원에 인접하게 배치되고, 상기 미러부재에서 반사되어 상기 투사계로 향하는 빛을 일부 차단하는 것을 특징으로 하는 광학 시스템.
- 제 1 항에 있어서, 상기 차단유닛은,상기 미러부재에 결합되어 상기 광원의 빛을 차단하는 차단판; 및상기 차단판에 일정 면적을 가지도록 관통 형성되어, 상기 미러부재의 반사면을 노출하는 투과창;을 포함하는 것을 특징으로 하는 광학 시스템.
- 제 2 항에 있어서,상기 차단판은 검은색으로 형성된 것을 특징으로 하는 광학 시스템.
- 제 2 항에 있어서,상기 차단판의 두께는 0.1t 미만인 것을 특징으로 하는 광학 시스템.
- 제 2 항에 있어서,상기 투과창의 면적은 이미지 유닛에 결상된 화상크기에 대응되는 것을 특징으로 하는 광학 시스템.
- 제 1 항에 있어서, 상기 차단유닛은,상기 미러부재에 도포되는 차광코팅부; 및상기 미러부재의 반사면을 노출하는 투과부;를 포함하는 것을 특징으로 하는 광학 시스템.
- 제 6 항에 있어서,상기 차광코팅부는 검은색 안료를 이용하는 것을 특징으로 하는 광학 시스템.
- 제 7 항에 있어서,상기 투과부의 면적은 이미지 유닛에 결상된 화상크기에 대응되는 것을 특징으로 하는 광학 시스템.
- 제 2 항 내지 제 8 항 중 어느 한 항에 있어서,상기 차단유닛은, 상기 광원과 가장 가까운 미러부재에 설치된 것을 특징으로 하는 광학 시스템.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090060180A KR101620914B1 (ko) | 2009-07-02 | 2009-07-02 | 광학 시스템 |
AT10156743T ATE545061T1 (de) | 2009-07-02 | 2010-03-17 | Optische system |
EP10156743A EP2270588B1 (en) | 2009-07-02 | 2010-03-17 | Optical System |
US12/772,421 US8388148B2 (en) | 2009-07-02 | 2010-05-03 | Optical system including a blocking unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090060180A KR101620914B1 (ko) | 2009-07-02 | 2009-07-02 | 광학 시스템 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20110002624A KR20110002624A (ko) | 2011-01-10 |
KR101620914B1 true KR101620914B1 (ko) | 2016-05-17 |
Family
ID=42111535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020090060180A Active KR101620914B1 (ko) | 2009-07-02 | 2009-07-02 | 광학 시스템 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8388148B2 (ko) |
EP (1) | EP2270588B1 (ko) |
KR (1) | KR101620914B1 (ko) |
AT (1) | ATE545061T1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8938898B2 (en) * | 2006-04-27 | 2015-01-27 | Z-Medica, Llc | Devices for the identification of medical products |
CN106842510B (zh) * | 2017-03-30 | 2019-06-25 | 明基智能科技(上海)有限公司 | 投影系统 |
CN110058482B (zh) * | 2019-05-21 | 2024-03-08 | 成都极米科技股份有限公司 | 展览系统及展览方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004021198A (ja) | 2002-06-20 | 2004-01-22 | Seiko Epson Corp | プロジェクタ |
JP2008032809A (ja) * | 2006-07-26 | 2008-02-14 | Sharp Corp | プロジェクタ及び覆部材 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5033842A (en) * | 1990-02-13 | 1991-07-23 | Tam Kam T | Episcopic projector |
KR940004306B1 (ko) * | 1991-12-30 | 1994-05-19 | 삼성전관 주식회사 | 투사형 lcd의 다색시스템 |
US6109752A (en) * | 1996-08-26 | 2000-08-29 | Seiko Epson Corporation | Lighting device and projector |
US5975703A (en) * | 1996-09-30 | 1999-11-02 | Digital Optics International | Image projection system |
US5724163A (en) * | 1996-11-12 | 1998-03-03 | Yariv Ben-Yehuda | Optical system for alternative or simultaneous direction of light originating from two scenes to the eye of a viewer |
JP3943680B2 (ja) * | 1997-01-06 | 2007-07-11 | オリンパス株式会社 | 映像表示装置 |
KR100601608B1 (ko) * | 1999-06-03 | 2006-07-14 | 삼성전자주식회사 | 칼라 프로젝트장치 |
US6886944B2 (en) * | 2003-05-13 | 2005-05-03 | Hewlett-Packard Development Company, L.P. | Projector brightness enhancement using rectilinear apertures |
US7344255B2 (en) * | 2004-04-01 | 2008-03-18 | Nisca Corporation | Light amount adjusting apparatus and projector using the same |
JP3901705B2 (ja) * | 2004-06-25 | 2007-04-04 | 船井電機株式会社 | プロジェクタ |
JP4610262B2 (ja) * | 2004-08-30 | 2011-01-12 | 富士フイルム株式会社 | 投写型画像表示装置 |
JP4449768B2 (ja) * | 2005-02-02 | 2010-04-14 | 株式会社ニコン | 偏光変換素子およびこれを備える投射装置 |
KR100620971B1 (ko) * | 2005-03-30 | 2006-09-15 | 삼성전자주식회사 | 프로젝션 tv |
JP2006308830A (ja) * | 2005-04-28 | 2006-11-09 | Konica Minolta Opto Inc | 投影光学系 |
JP2006322981A (ja) * | 2005-05-17 | 2006-11-30 | Konica Minolta Opto Inc | 投射光学系ユニット及びそれを用いた投射型画像表示装置 |
KR100713132B1 (ko) * | 2005-05-27 | 2007-05-02 | 삼성전자주식회사 | 프로젝터 |
CN201044114Y (zh) * | 2006-08-23 | 2008-04-02 | 浦比俊引特艾克堤夫科技公司 | 具有空中器显示系统的自动售货机 |
JP5191134B2 (ja) * | 2007-02-02 | 2013-04-24 | 三菱電機株式会社 | プロジェクションテレビ |
JP4076573B1 (ja) * | 2007-06-08 | 2008-04-16 | 三菱電機株式会社 | 投射型表示装置 |
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2009
- 2009-07-02 KR KR1020090060180A patent/KR101620914B1/ko active Active
-
2010
- 2010-03-17 EP EP10156743A patent/EP2270588B1/en active Active
- 2010-03-17 AT AT10156743T patent/ATE545061T1/de active
- 2010-05-03 US US12/772,421 patent/US8388148B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004021198A (ja) | 2002-06-20 | 2004-01-22 | Seiko Epson Corp | プロジェクタ |
JP2008032809A (ja) * | 2006-07-26 | 2008-02-14 | Sharp Corp | プロジェクタ及び覆部材 |
Also Published As
Publication number | Publication date |
---|---|
EP2270588B1 (en) | 2012-02-08 |
EP2270588A1 (en) | 2011-01-05 |
ATE545061T1 (de) | 2012-02-15 |
US20110001939A1 (en) | 2011-01-06 |
KR20110002624A (ko) | 2011-01-10 |
US8388148B2 (en) | 2013-03-05 |
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