JP2005208571A5 - - Google Patents
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- JP2005208571A5 JP2005208571A5 JP2004278976A JP2004278976A JP2005208571A5 JP 2005208571 A5 JP2005208571 A5 JP 2005208571A5 JP 2004278976 A JP2004278976 A JP 2004278976A JP 2004278976 A JP2004278976 A JP 2004278976A JP 2005208571 A5 JP2005208571 A5 JP 2005208571A5
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004278976A JP4661149B2 (en) | 2003-12-22 | 2004-09-27 | Lighting device and projector |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003424711 | 2003-12-22 | ||
JP2004278976A JP4661149B2 (en) | 2003-12-22 | 2004-09-27 | Lighting device and projector |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2005208571A JP2005208571A (en) | 2005-08-04 |
JP2005208571A5 true JP2005208571A5 (en) | 2007-03-29 |
JP4661149B2 JP4661149B2 (en) | 2011-03-30 |
Family
ID=34913914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004278976A Active JP4661149B2 (en) | 2003-12-22 | 2004-09-27 | Lighting device and projector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4661149B2 (en) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2891607B1 (en) * | 2005-10-05 | 2007-12-28 | Degre K Sa | DIODE LIGHTING DEVICE. |
JP2007171319A (en) | 2005-12-20 | 2007-07-05 | Samsung Electronics Co Ltd | Illumination optical system, illumination unit and image projector using the optical system |
JP4699297B2 (en) * | 2006-06-26 | 2011-06-08 | 株式会社大阪サイレン製作所 | Lens structure and light source device |
JP2008034321A (en) * | 2006-07-31 | 2008-02-14 | Yoshikawa Kasei Kk | Illumination device, and imaging apparatus |
JP5371531B2 (en) * | 2009-04-22 | 2013-12-18 | オリンパス株式会社 | Illumination device and microscope equipped with the same |
JP5691411B2 (en) * | 2010-11-04 | 2015-04-01 | セイコーエプソン株式会社 | Lighting device and projector |
US8562152B2 (en) | 2009-12-24 | 2013-10-22 | Seiko Epson Corporation | Collimator lens unit with aspheric surfaces for imparting a luminous flux density distribution |
CN101852387B (en) * | 2010-04-23 | 2012-06-06 | 广东威创视讯科技股份有限公司 | Illuminating light path and LED light machine illuminating system with same |
JP5772090B2 (en) * | 2011-03-11 | 2015-09-02 | セイコーエプソン株式会社 | projector |
KR101233631B1 (en) | 2011-04-22 | 2013-02-15 | 현동훈 | plate type multi collimator optical system |
US10254521B2 (en) | 2011-12-13 | 2019-04-09 | Signify Holding B.V. | Optical collimator for LED lights |
JP5957937B2 (en) * | 2012-02-16 | 2016-07-27 | セイコーエプソン株式会社 | Lighting device and projector |
JP2013246255A (en) * | 2012-05-24 | 2013-12-09 | Olympus Corp | Collimator lens, illuminating device and microscope |
JP2014085569A (en) | 2012-10-25 | 2014-05-12 | Canon Inc | Illumination optical system and projection type display device |
CN104214671B (en) * | 2013-05-29 | 2017-03-15 | 赛尔富电子有限公司 | A kind of LED lamp with lens group |
JP2015132666A (en) * | 2014-01-10 | 2015-07-23 | 三菱電機株式会社 | Light source optical system, light source device, and projector device |
CN104090356B (en) * | 2014-07-16 | 2019-05-07 | 山东理工大学 | Optical system of the one kind for the mm LED light source of 1 mm × 1 collimation |
JP2016224186A (en) * | 2015-05-28 | 2016-12-28 | デクセリアルズ株式会社 | Light source unit and projection device |
JP6805706B2 (en) * | 2016-10-12 | 2020-12-23 | 市光工業株式会社 | Vehicle lighting |
US10268113B2 (en) | 2017-01-23 | 2019-04-23 | Seiko Epson Corporation | Illumination device and projector having light shaping optical system including free-form surface |
JP2019128581A (en) * | 2018-07-13 | 2019-08-01 | セジン オント インクSEJIN ONT Inc. | Light source device and exposure apparatus including the same |
CN110858050A (en) * | 2018-08-22 | 2020-03-03 | 宁波舜宇车载光学技术有限公司 | Illumination collimation system and design method thereof |
US11674655B2 (en) | 2021-07-14 | 2023-06-13 | Edgar Madril | System and method for high efficiency forward lighting collimating projection system |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05323258A (en) * | 1992-05-19 | 1993-12-07 | Seiko Epson Corp | Projection type display device |
TW324818B (en) * | 1995-09-18 | 1998-01-11 | Motorola Inc | Multi-mode image manifestation apparatus |
JPH11167064A (en) * | 1997-12-04 | 1999-06-22 | Sony Corp | Illuminator |
JPH11260144A (en) * | 1998-03-12 | 1999-09-24 | Matsushita Electric Ind Co Ltd | Lens element, illumination optical system and projection-type display unit using the same |
JP2000221499A (en) * | 1999-01-28 | 2000-08-11 | Sony Corp | Light source for image display device and image display device |
JP2001109070A (en) * | 1999-10-12 | 2001-04-20 | Matsushita Electric Ind Co Ltd | Illuminating optical device and projection type display device using it |
KR100453040B1 (en) * | 2002-02-01 | 2004-10-15 | 삼성전자주식회사 | Collimating lens, collimating system and image displaying apparatus employing the same |
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2004
- 2004-09-27 JP JP2004278976A patent/JP4661149B2/en active Active