DE60232868D1 - Optisches beleuchtungssystem und projektor - Google Patents
Optisches beleuchtungssystem und projektorInfo
- Publication number
- DE60232868D1 DE60232868D1 DE60232868T DE60232868T DE60232868D1 DE 60232868 D1 DE60232868 D1 DE 60232868D1 DE 60232868 T DE60232868 T DE 60232868T DE 60232868 T DE60232868 T DE 60232868T DE 60232868 D1 DE60232868 D1 DE 60232868D1
- Authority
- DE
- Germany
- Prior art keywords
- projector
- lighting system
- optical lighting
- optical
- lighting
- 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 - Lifetime
Links
- 230000003287 optical effect Effects 0.000 title 1
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
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0927—Systems for changing the beam intensity distribution, e.g. Gaussian to top-hat
-
- 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
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/095—Refractive optical elements
- G02B27/0955—Lenses
- G02B27/0961—Lens arrays
-
- 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
- G02B27/09—Beam shaping, e.g. changing the cross-sectional area, not otherwise provided for
- G02B27/0938—Using specific optical elements
- G02B27/0977—Reflective elements
- G02B27/0983—Reflective elements being curved
-
- 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
- G03B21/2066—Reflectors in illumination beam
-
- 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
-
- 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
- H04N9/317—Convergence or focusing systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Projection Apparatus (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001132768 | 2001-04-27 | ||
PCT/JP2002/004183 WO2002088842A1 (fr) | 2001-04-27 | 2002-04-25 | Systeme optique d'eclairage et projecteur |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60232868D1 true DE60232868D1 (de) | 2009-08-20 |
Family
ID=18980731
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60232868T Expired - Lifetime DE60232868D1 (de) | 2001-04-27 | 2002-04-25 | Optisches beleuchtungssystem und projektor |
Country Status (5)
Country | Link |
---|---|
US (1) | US6796662B2 (de) |
EP (1) | EP1382996B1 (de) |
JP (1) | JP3794387B2 (de) |
DE (1) | DE60232868D1 (de) |
WO (1) | WO2002088842A1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7150535B2 (en) | 2003-10-07 | 2006-12-19 | Seiko Epson Corporation | Lighting device and projector equipped with the same |
US7055969B2 (en) * | 2004-04-29 | 2006-06-06 | Hewlett-Packard Development Company, L.P. | Reflective optical assembly |
JP4222285B2 (ja) * | 2004-10-06 | 2009-02-12 | セイコーエプソン株式会社 | プロジェクタ |
JP4735333B2 (ja) * | 2005-03-10 | 2011-07-27 | パナソニック株式会社 | Led照明器具 |
JP4904741B2 (ja) * | 2005-08-09 | 2012-03-28 | 株式会社日立製作所 | 投射型映像表示装置および遮光方法 |
JP4682227B2 (ja) * | 2008-06-13 | 2011-05-11 | パナソニック株式会社 | 高圧放電ランプ装置及びそれを用いたプロジェクタ |
US8403502B2 (en) * | 2008-11-18 | 2013-03-26 | Barco N.V. | Collimated visual display with elliptical front projection screen |
US8562152B2 (en) * | 2009-12-24 | 2013-10-22 | Seiko Epson Corporation | Collimator lens unit with aspheric surfaces for imparting a luminous flux density distribution |
JP5699568B2 (ja) * | 2010-11-29 | 2015-04-15 | セイコーエプソン株式会社 | 光源装置、プロジェクター |
JP5713666B2 (ja) * | 2010-12-27 | 2015-05-07 | キヤノン株式会社 | 照明光学系およびそれを用いた画像投射装置 |
JP6007361B2 (ja) * | 2014-01-15 | 2016-10-12 | コニカミノルタ株式会社 | 導光体、画像読取用照明装置及び画像読取装置 |
CN111323376B (zh) * | 2020-04-16 | 2023-03-28 | 中国科学院电工研究所 | 一种平行入射的红外热辐射光声光谱气体传感装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5068768A (en) * | 1990-03-28 | 1991-11-26 | Koito Manufacturing Co., Ltd. | Variable light distribution type automobile lamp |
JP3301321B2 (ja) * | 1996-10-09 | 2002-07-15 | 三菱電機株式会社 | 照明光学系装置及び投写型表示装置 |
JPH10171019A (ja) * | 1996-12-09 | 1998-06-26 | Nissho Giken Kk | 照明用補助結像装置 |
JPH10171020A (ja) * | 1996-12-09 | 1998-06-26 | Nissho Giken Kk | 照明装置 |
US6024452A (en) * | 1997-04-22 | 2000-02-15 | 3M Innovative Properties Company | Prismatic light beam homogenizer for projection displays |
JPH11125795A (ja) * | 1997-10-20 | 1999-05-11 | Nissho Giken Kk | 照明装置 |
JP3347676B2 (ja) * | 1998-10-29 | 2002-11-20 | キヤノン株式会社 | 照明装置およびそれを用いた投射型表示装置 |
JP4355381B2 (ja) * | 1998-10-29 | 2009-10-28 | キヤノン株式会社 | 照明装置およびそれを用いた投射型表示装置 |
JP2000162542A (ja) * | 1998-11-30 | 2000-06-16 | Canon Inc | 光照射装置および画像投射装置 |
JP3317915B2 (ja) * | 1999-03-12 | 2002-08-26 | エヌイーシービューテクノロジー株式会社 | 映像投射装置 |
JP4023066B2 (ja) * | 1999-04-02 | 2007-12-19 | セイコーエプソン株式会社 | 光源装置、および、これを備えた照明光学系ならびにプロジェクタ |
JP2001272722A (ja) * | 2000-03-24 | 2001-10-05 | Nikon Corp | 投射型表示装置 |
US6688756B1 (en) * | 2000-03-31 | 2004-02-10 | Seiko Epson Corporation | Light source device, and illuminating optical system and projector including the same |
-
2002
- 2002-04-25 EP EP02720616A patent/EP1382996B1/de not_active Expired - Fee Related
- 2002-04-25 DE DE60232868T patent/DE60232868D1/de not_active Expired - Lifetime
- 2002-04-25 JP JP2002586080A patent/JP3794387B2/ja not_active Expired - Fee Related
- 2002-04-25 WO PCT/JP2002/004183 patent/WO2002088842A1/ja active Application Filing
-
2003
- 2003-02-27 US US10/373,763 patent/US6796662B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP3794387B2 (ja) | 2006-07-05 |
EP1382996A4 (de) | 2006-11-02 |
JPWO2002088842A1 (ja) | 2004-08-19 |
EP1382996A1 (de) | 2004-01-21 |
WO2002088842A1 (fr) | 2002-11-07 |
US20030214634A1 (en) | 2003-11-20 |
EP1382996B1 (de) | 2009-07-08 |
US6796662B2 (en) | 2004-09-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |