JP4633369B2 - 拡散板及びこの拡散板を備える光学装置 - Google Patents

拡散板及びこの拡散板を備える光学装置 Download PDF

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Publication number
JP4633369B2
JP4633369B2 JP2004026167A JP2004026167A JP4633369B2 JP 4633369 B2 JP4633369 B2 JP 4633369B2 JP 2004026167 A JP2004026167 A JP 2004026167A JP 2004026167 A JP2004026167 A JP 2004026167A JP 4633369 B2 JP4633369 B2 JP 4633369B2
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Japan
Prior art keywords
diffusion plate
microlenses
diffusion
microlens
plate
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JP2004026167A
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Japanese (ja)
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JP2005221516A5 (enExample
JP2005221516A (ja
Inventor
理子 岡崎
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Olympus Corp
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Olympus Corp
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Priority to JP2004026167A priority Critical patent/JP4633369B2/ja
Priority to US11/047,658 priority patent/US7336895B2/en
Publication of JP2005221516A publication Critical patent/JP2005221516A/ja
Publication of JP2005221516A5 publication Critical patent/JP2005221516A5/ja
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Classifications

    • 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
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • G03B15/02—Illuminating scene

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Viewfinders (AREA)
  • Optical Elements Other Than Lenses (AREA)
JP2004026167A 2004-02-03 2004-02-03 拡散板及びこの拡散板を備える光学装置 Expired - Fee Related JP4633369B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2004026167A JP4633369B2 (ja) 2004-02-03 2004-02-03 拡散板及びこの拡散板を備える光学装置
US11/047,658 US7336895B2 (en) 2004-02-03 2005-02-02 Diffuser panel and optical apparatus which uses this diffuser panel

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004026167A JP4633369B2 (ja) 2004-02-03 2004-02-03 拡散板及びこの拡散板を備える光学装置

Publications (3)

Publication Number Publication Date
JP2005221516A JP2005221516A (ja) 2005-08-18
JP2005221516A5 JP2005221516A5 (enExample) 2007-02-08
JP4633369B2 true JP4633369B2 (ja) 2011-02-16

Family

ID=34805823

Family Applications (1)

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JP2004026167A Expired - Fee Related JP4633369B2 (ja) 2004-02-03 2004-02-03 拡散板及びこの拡散板を備える光学装置

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US (1) US7336895B2 (enExample)
JP (1) JP4633369B2 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013002596A3 (en) * 2011-06-29 2013-03-28 Lg Innotek Co., Ltd. Optical plate and illuminating member using the same

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7425296B2 (en) 2004-12-03 2008-09-16 Pressco Technology Inc. Method and system for wavelength specific thermal irradiation and treatment
US10857722B2 (en) 2004-12-03 2020-12-08 Pressco Ip Llc Method and system for laser-based, wavelength specific infrared irradiation treatment
US10687391B2 (en) 2004-12-03 2020-06-16 Pressco Ip Llc Method and system for digital narrowband, wavelength specific cooking, curing, food preparation, and processing
EP2210145A4 (en) * 2007-11-01 2013-05-29 Enlight Photo Ltd ENHANCED RING LIGHT DIFFUSER
DE102007056402A1 (de) * 2007-11-23 2009-05-28 Osram Gesellschaft mit beschränkter Haftung Optisches Bauelement und Beleuchtungsvorrichtung
WO2012086623A1 (ja) 2010-12-24 2012-06-28 日本ゼオン株式会社 発光素子
US9112182B2 (en) 2011-03-29 2015-08-18 Zeon Corporation Light-emitting element and illuminating apparatus
WO2013094010A1 (ja) 2011-12-20 2013-06-27 キヤノン株式会社 データ転送装置、データ転送方法およびチップ間通信システム
US9022601B2 (en) * 2012-04-09 2015-05-05 Cree, Inc. Optical element including texturing to control beam width and color mixing
US8940218B1 (en) 2012-08-20 2015-01-27 Automated Assembly Corporation De-focused laser etching of a light diffuser
CN102998875B (zh) * 2012-12-28 2016-06-29 广东欧珀移动通信有限公司 一种闪光灯镜片结构和具有该结构的拍摄装置
CN104871043B (zh) * 2012-12-28 2017-09-26 旭硝子株式会社 光学元件、投影装置和光学元件的制造方法
KR101323510B1 (ko) * 2013-02-18 2013-10-29 유키히로 야나가와 확산각도 조정이 가능한 광원용 확산렌즈 구조체
TWI526720B (zh) * 2013-06-21 2016-03-21 佳能股份有限公司 漫射板
CN106796311B (zh) * 2014-09-30 2019-12-13 株式会社可乐丽 扩散板及扩散板的制造方法
US10551633B2 (en) * 2014-09-30 2020-02-04 Kuraray Co., Ltd. Diffuser plate and method for designing diffuser plate
JP6473966B2 (ja) * 2015-02-12 2019-02-27 パナソニックＩｐマネジメント株式会社 照明装置および移動体
US11231527B2 (en) 2015-03-12 2022-01-25 Kuraray Co., Ltd. Diffuser plate
JP2017102377A (ja) * 2015-12-04 2017-06-08 キヤノン株式会社 焦点板及びそれを有するファインダー系
JP6380813B2 (ja) * 2015-12-24 2018-08-29 カシオ計算機株式会社 光源装置及び投影装置
WO2017127712A1 (en) 2016-01-22 2017-07-27 Pressco Ip Llc A system and method for producing an engineered irradiation pattern in a narrowband system
US10317614B1 (en) 2017-03-14 2019-06-11 Automatad Assembly Corporation SSL lighting apparatus
US10655823B1 (en) 2019-02-04 2020-05-19 Automated Assembly Corporation SSL lighting apparatus
US10995931B1 (en) 2020-08-06 2021-05-04 Automated Assembly Corporation SSL lighting apparatus

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5483846A (en) * 1977-12-16 1979-07-04 Canon Inc Diffusing plate
JPS57148728A (en) 1981-03-11 1982-09-14 Canon Inc Diffusing plate
JPS5860642A (ja) 1981-10-01 1983-04-11 Nippon Kogaku Kk <Nikon> 焦点板の製造方法
JPS59189330A (ja) 1983-04-12 1984-10-26 Olympus Optical Co Ltd 焦点板とその製造方法
DE3442781A1 (de) * 1983-11-26 1985-06-05 Olympus Optical Co., Ltd., Tokio/Tokyo Bildplatte und verfahren zu ihrer herstellung
JP2572626B2 (ja) * 1988-04-28 1997-01-16 旭光学工業株式会社 焦点板及び微細構造配列体の形成方法
US5089835A (en) * 1989-02-28 1992-02-18 Canon Kabushiki Kaisha Phase-type diffusing plate
US5124839A (en) * 1989-11-08 1992-06-23 Canon Kabushiki Kaisha Phase-type focusing screen
JPH04119339A (ja) * 1990-09-11 1992-04-20 Nikon Corp 焦点板
JPH10186275A (ja) * 1996-12-26 1998-07-14 Konica Corp ３次元画像表示装置
JP4243779B2 (ja) * 1997-11-14 2009-03-25 株式会社ニコン 拡散板の製造方法および拡散板、並びにマイクロレンズアレイの製造方法およびマイクロレンズアレイ
US6516152B1 (en) 1999-05-13 2003-02-04 Minolta Co., Ltd. Focusing screen for use in camera
EP1305656A4 (en) * 2000-07-31 2006-03-08 Rochester Photonics Corp STRUCTURED UMBRELLAS FOR REGULATED DIFFUSION OF LIGHT
JP3544349B2 (ja) * 2000-09-27 2004-07-21 シャープ株式会社 液晶表示装置
JP4845290B2 (ja) * 2001-06-20 2011-12-28 キヤノン株式会社 マイクロレンズアレイ、光学機器および光学ファインダー

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013002596A3 (en) * 2011-06-29 2013-03-28 Lg Innotek Co., Ltd. Optical plate and illuminating member using the same
KR101279483B1 (ko) 2011-06-29 2013-07-05 엘지이노텍 주식회사 광학플레이트 및 이를 이용한 조명부재
US9470393B2 (en) 2011-06-29 2016-10-18 Lg Innotek Co., Ltd. Optical plate and illuminating member using the same

Also Published As

Publication number Publication date
JP2005221516A (ja) 2005-08-18
US7336895B2 (en) 2008-02-26
US20050169008A1 (en) 2005-08-04

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