JP4661149B2 - 照明装置及びプロジェクタ - Google Patents

照明装置及びプロジェクタ Download PDF

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Publication number
JP4661149B2
JP4661149B2 JP2004278976A JP2004278976A JP4661149B2 JP 4661149 B2 JP4661149 B2 JP 4661149B2 JP 2004278976 A JP2004278976 A JP 2004278976A JP 2004278976 A JP2004278976 A JP 2004278976A JP 4661149 B2 JP4661149 B2 JP 4661149B2
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Japan
Prior art keywords
light
optical system
illumination
lens
light source
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JP2004278976A
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Japanese (ja)
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JP2005208571A5 (enExample
JP2005208571A (ja
Inventor
進 有賀
貴之 松原
政敏 米窪
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Seiko Epson Corp
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Seiko Epson Corp
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  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Lenses (AREA)
JP2004278976A 2003-12-22 2004-09-27 照明装置及びプロジェクタ Expired - Fee Related JP4661149B2 (ja)

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JP2004278976A JP4661149B2 (ja) 2003-12-22 2004-09-27 照明装置及びプロジェクタ

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JP2003424711 2003-12-22
JP2004278976A JP4661149B2 (ja) 2003-12-22 2004-09-27 照明装置及びプロジェクタ

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JP2005208571A JP2005208571A (ja) 2005-08-04
JP2005208571A5 JP2005208571A5 (enExample) 2007-03-29
JP4661149B2 true JP4661149B2 (ja) 2011-03-30

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11674655B2 (en) 2021-07-14 2023-06-13 Edgar Madril System and method for high efficiency forward lighting collimating projection system

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2891607B1 (fr) * 2005-10-05 2007-12-28 Degre K Sa Dispositif d'eclairage a diode.
JP2007171319A (ja) 2005-12-20 2007-07-05 Samsung Electronics Co Ltd 照明光学系、それを用いた照明ユニットおよび画像投影装置
JP4699297B2 (ja) * 2006-06-26 2011-06-08 株式会社大阪サイレン製作所 レンズ構造および光源装置
JP2008034321A (ja) * 2006-07-31 2008-02-14 Yoshikawa Kasei Kk 照明装置および撮像装置
JP5371531B2 (ja) * 2009-04-22 2013-12-18 オリンパス株式会社 照明装置、及びそれを備えた顕微鏡
US8562152B2 (en) 2009-12-24 2013-10-22 Seiko Epson Corporation Collimator lens unit with aspheric surfaces for imparting a luminous flux density distribution
JP5691411B2 (ja) * 2010-11-04 2015-04-01 セイコーエプソン株式会社 照明装置及びプロジェクター
CN101852387B (zh) * 2010-04-23 2012-06-06 广东威创视讯科技股份有限公司 Led照明光路装置及具有该光路装置的led光机照明系统
JP5772090B2 (ja) 2011-03-11 2015-09-02 セイコーエプソン株式会社 プロジェクター
KR101233631B1 (ko) 2011-04-22 2013-02-15 현동훈 다중 확장이 가능한 플레이트타입 멀티 콜리메이터 광학계
US10254521B2 (en) 2011-12-13 2019-04-09 Signify Holding B.V. Optical collimator for LED lights
JP5957937B2 (ja) * 2012-02-16 2016-07-27 セイコーエプソン株式会社 照明装置およびプロジェクター
JP2013246255A (ja) 2012-05-24 2013-12-09 Olympus Corp コリメートレンズ、照明装置、及び、顕微鏡
JP2014085569A (ja) * 2012-10-25 2014-05-12 Canon Inc 照明光学系および投射型表示装置
CN104214671B (zh) * 2013-05-29 2017-03-15 赛尔富电子有限公司 一种具有透镜组的led灯具
JP2015132666A (ja) * 2014-01-10 2015-07-23 三菱電機株式会社 光源光学系、光源装置およびプロジェクタ装置
CN104090356B (zh) * 2014-07-16 2019-05-07 山东理工大学 一种用于1 mm ×1 mm LED光源准直的光学系统
JP2016224186A (ja) * 2015-05-28 2016-12-28 デクセリアルズ株式会社 光源ユニット及び投影装置
JP6805706B2 (ja) * 2016-10-12 2020-12-23 市光工業株式会社 車両用灯具
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 (ja) * 2018-07-13 2019-08-01 セジン オント インクＳＥＪＩＮ ＯＮＴ Ｉｎｃ． 光源装置、およびそれを備える露光装置
CN110858050A (zh) * 2018-08-22 2020-03-03 宁波舜宇车载光学技术有限公司 照明准直系统及其设计方法
JP2023082884A (ja) * 2021-12-03 2023-06-15 ミネベアミツミ株式会社 照明装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05323258A (ja) * 1992-05-19 1993-12-07 Seiko Epson Corp 投射型表示装置
TW324818B (en) * 1995-09-18 1998-01-11 Motorola Inc Multi-mode image manifestation apparatus
JPH11167064A (ja) * 1997-12-04 1999-06-22 Sony Corp 照明装置
JPH11260144A (ja) * 1998-03-12 1999-09-24 Matsushita Electric Ind Co Ltd レンズ素子とこれを用いた照明光学装置及び投写型表示装置
JP2000221499A (ja) * 1999-01-28 2000-08-11 Sony Corp 画像表示装置用光源および画像表示装置
JP2001109070A (ja) * 1999-10-12 2001-04-20 Matsushita Electric Ind Co Ltd 照明光学装置及びこれを用いた投写型表示装置。
KR100453040B1 (ko) * 2002-02-01 2004-10-15 삼성전자주식회사 콜리메이팅 렌즈, 콜리메이팅 시스템 및 이를 채용한 화상표시장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11674655B2 (en) 2021-07-14 2023-06-13 Edgar Madril System and method for high efficiency forward lighting collimating projection system

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