JP6922279B2 - ワイヤーグリッド偏光素子および投射型表示装置 - Google Patents

ワイヤーグリッド偏光素子および投射型表示装置 Download PDF

Info

Publication number
JP6922279B2
JP6922279B2 JP2017048368A JP2017048368A JP6922279B2 JP 6922279 B2 JP6922279 B2 JP 6922279B2 JP 2017048368 A JP2017048368 A JP 2017048368A JP 2017048368 A JP2017048368 A JP 2017048368A JP 6922279 B2 JP6922279 B2 JP 6922279B2
Authority
JP
Japan
Prior art keywords
substrate
wire grid
polarizing element
light
grid polarizing
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.)
Active
Application number
JP2017048368A
Other languages
English (en)
Japanese (ja)
Other versions
JP2018151542A5 (enExample
JP2018151542A (ja
Inventor
光隆 大堀
光隆 大堀
康一郎 赤坂
康一郎 赤坂
啓友 熊井
啓友 熊井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP2017048368A priority Critical patent/JP6922279B2/ja
Priority to US15/912,977 priority patent/US10503005B2/en
Priority to CN201810190785.1A priority patent/CN108572410B/zh
Publication of JP2018151542A publication Critical patent/JP2018151542A/ja
Publication of JP2018151542A5 publication Critical patent/JP2018151542A5/ja
Application granted granted Critical
Publication of JP6922279B2 publication Critical patent/JP6922279B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
    • G02B5/3058—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state comprising electrically conductive elements, e.g. wire grids, conductive particles
    • 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]
    • H04N9/3102—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators
    • H04N9/3105—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM] using two-dimensional electronic spatial light modulators for displaying all colours simultaneously, e.g. by using two or more electronic spatial light modulators
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1339—Gaskets; Spacers; Sealing of cells
    • 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
    • G03B21/2073—Polarisers in the lamp house
    • 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
    • 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
    • H04N9/315—Modulator illumination systems
    • H04N9/3167—Modulator illumination systems for polarizing the light beam
    • 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
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/141—Beam splitting or combining systems operating by reflection only using dichroic mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133528—Polarisers
    • G02F1/133548—Wire-grid polarisers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • Polarising Elements (AREA)
  • Projection Apparatus (AREA)
  • Liquid Crystal (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
JP2017048368A 2017-03-14 2017-03-14 ワイヤーグリッド偏光素子および投射型表示装置 Active JP6922279B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2017048368A JP6922279B2 (ja) 2017-03-14 2017-03-14 ワイヤーグリッド偏光素子および投射型表示装置
US15/912,977 US10503005B2 (en) 2017-03-14 2018-03-06 Wire grid polarization element and projection type display apparatus
CN201810190785.1A CN108572410B (zh) 2017-03-14 2018-03-08 线栅偏振元件和投射型显示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017048368A JP6922279B2 (ja) 2017-03-14 2017-03-14 ワイヤーグリッド偏光素子および投射型表示装置

Publications (3)

Publication Number Publication Date
JP2018151542A JP2018151542A (ja) 2018-09-27
JP2018151542A5 JP2018151542A5 (enExample) 2020-03-05
JP6922279B2 true JP6922279B2 (ja) 2021-08-18

Family

ID=63520008

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017048368A Active JP6922279B2 (ja) 2017-03-14 2017-03-14 ワイヤーグリッド偏光素子および投射型表示装置

Country Status (3)

Country Link
US (1) US10503005B2 (enExample)
JP (1) JP6922279B2 (enExample)
CN (1) CN108572410B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10811396B2 (en) 2019-01-20 2020-10-20 Lextar Electronics Corporation Display device
JP7319106B2 (ja) * 2019-06-28 2023-08-01 株式会社ミツトヨ 格子部品およびその製造方法

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2818924B2 (ja) * 1994-10-19 1998-10-30 株式会社淀川製鋼所 透水性グレーチング
US20030117708A1 (en) 2001-12-21 2003-06-26 Koninklijke Philips Electronics N.V. Sealed enclosure for a wire-grid polarizer and subassembly for a display system
JP2004045672A (ja) * 2002-07-11 2004-02-12 Canon Inc 偏光分離素子およびそれを用いた光学系
US7480017B2 (en) * 2004-09-17 2009-01-20 Radiant Images, Inc. Microdisplay
US7414784B2 (en) * 2004-09-23 2008-08-19 Rohm And Haas Denmark Finance A/S Low fill factor wire grid polarizer and method of use
JP2007033558A (ja) * 2005-07-22 2007-02-08 Nippon Zeon Co Ltd グリッド偏光子及びその製法
JP2007143580A (ja) * 2005-11-24 2007-06-14 Olympus Medical Systems Corp 内視鏡装置
JP5380796B2 (ja) * 2006-07-07 2014-01-08 ソニー株式会社 偏光素子及び液晶プロジェクター
KR100863570B1 (ko) * 2006-12-19 2008-10-15 삼성전자주식회사 와이어 그리드 편광자의 제조방법
JP2009031392A (ja) * 2007-07-25 2009-02-12 Seiko Epson Corp ワイヤーグリッド型偏光素子、その製造方法、液晶装置および投射型表示装置
JP2009217218A (ja) * 2008-03-13 2009-09-24 Seiko Epson Corp プロジェクタ
JP2010009029A (ja) * 2008-05-26 2010-01-14 Canon Inc 光学素子の製造方法及び光学素子
WO2011002042A1 (ja) * 2009-07-01 2011-01-06 旭硝子株式会社 微細凹凸構造を表面に有する物品の製造方法およびワイヤグリッド型偏光子の製造方法
JP5479271B2 (ja) * 2010-08-25 2014-04-23 三洋電機株式会社 ワイヤグリッド型無機偏光板の取付構造及びこれを用いた投写型映像表示装置
JP5682312B2 (ja) * 2011-01-05 2015-03-11 ソニー株式会社 固体撮像装置の製造方法
EP2680048A4 (en) * 2011-02-22 2016-01-06 Asahi Glass Co Ltd FINE STRUCTURE FORM AND LIQUID CRYSTAL DISPLAY DEVICE WITH THE FINE STRUCTURE FORM
JP5796522B2 (ja) * 2012-03-23 2015-10-21 セイコーエプソン株式会社 偏光素子、および偏光素子の製造方法
CN103698828B (zh) * 2013-12-18 2016-06-08 京东方科技集团股份有限公司 狭缝光栅及其制备方法、显示装置
KR102215134B1 (ko) * 2014-07-28 2021-02-15 삼성디스플레이 주식회사 편광자 및 이를 포함하는 표시 패널
JP5996587B2 (ja) * 2014-08-22 2016-09-21 デクセリアルズ株式会社 無機偏光板及びその製造方法
CN105467499A (zh) * 2016-01-15 2016-04-06 京东方科技集团股份有限公司 一种金属线栅偏振片及其制造方法、显示面板及显示装置
CN106019454B (zh) * 2016-07-28 2018-07-10 深圳市华星光电技术有限公司 金属线栅偏光片与液晶显示装置

Also Published As

Publication number Publication date
US20180267357A1 (en) 2018-09-20
CN108572410B (zh) 2020-12-04
CN108572410A (zh) 2018-09-25
JP2018151542A (ja) 2018-09-27
US10503005B2 (en) 2019-12-10

Similar Documents

Publication Publication Date Title
US9645480B2 (en) Light source module and projection apparatus having the same
JP4514440B2 (ja) 投写型映像表示装置
CN100383660C (zh) 照明装置和投影型图像显示器
US9389427B2 (en) Optical system and projection display apparatus using the same
CN101025556A (zh) 投影机
US20130286360A1 (en) Projector
JP2008275798A (ja) 投射型表示装置
JP6922279B2 (ja) ワイヤーグリッド偏光素子および投射型表示装置
JP2006235571A (ja) 投射型表示装置
JP6269037B2 (ja) 蛍光発光素子、光源装置およびプロジェクター
US20210181616A1 (en) Light source apparatus and projector
JP4138743B2 (ja) 液晶プロジェクタ
JP2006276826A (ja) 反射型投射表示装置
WO2020054397A1 (ja) 光源装置及び投写型映像表示装置
JP2024106020A (ja) 照明装置及びプロジェクター
JP2004029168A (ja) 偏光変換素子、照明装置及びプロジェクタ
JP2009020139A (ja) 偏光変換素子および液晶プロジェクタ
US11333962B2 (en) Light source apparatus and projector
US20100207503A1 (en) Light source device, projector, and method for manufacturing light source device
JP2005099590A (ja) 照明装置及び投写型映像表示装置
JP6686443B2 (ja) 波長板、偏光変換素子、およびプロジェクター
JP2007047393A (ja) 光学装置及びこれを用いる画像投影装置
JP2006317925A (ja) 光学部材及び照明装置及び投写型映像表示装置
CN114200757A (zh) 光源装置和投影仪
JP2008066300A (ja) 照明装置及び投写型映像表示装置

Legal Events

Date Code Title Description
RD05 Notification of revocation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7425

Effective date: 20180907

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20181120

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20200124

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20200124

RD07 Notification of extinguishment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7427

Effective date: 20200803

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20201209

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20201215

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210112

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20210629

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20210712

R150 Certificate of patent or registration of utility model

Ref document number: 6922279

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150