JP2005208571A5 - - Google Patents

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Publication number
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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JP
Japan
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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Application number
JP2004278976A
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Japanese (ja)
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JP4661149B2 (en
JP2005208571A (en
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Priority to JP2004278976A priority Critical patent/JP4661149B2/en
Priority claimed from JP2004278976A external-priority patent/JP4661149B2/en
Publication of JP2005208571A publication Critical patent/JP2005208571A/en
Publication of JP2005208571A5 publication Critical patent/JP2005208571A5/ja
Application granted granted Critical
Publication of JP4661149B2 publication Critical patent/JP4661149B2/en
Active legal-status Critical Current
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JP2004278976A 2003-12-22 2004-09-27 Lighting device and projector Active JP4661149B2 (en)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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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