JP7415699B2 - 光学デバイスおよびプロジェクター - Google Patents

光学デバイスおよびプロジェクター Download PDF

Info

Publication number
JP7415699B2
JP7415699B2 JP2020047312A JP2020047312A JP7415699B2 JP 7415699 B2 JP7415699 B2 JP 7415699B2 JP 2020047312 A JP2020047312 A JP 2020047312A JP 2020047312 A JP2020047312 A JP 2020047312A JP 7415699 B2 JP7415699 B2 JP 7415699B2
Authority
JP
Japan
Prior art keywords
shaft portion
shaft
cross
sectional shape
swing axis
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
JP2020047312A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021148890A (ja
JP2021148890A5 (enExample
Inventor
慎一 若林
雅俊 伊藤
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 JP2020047312A priority Critical patent/JP7415699B2/ja
Priority to CN202110279418.0A priority patent/CN113495407B/zh
Priority to US17/204,553 priority patent/US11372237B2/en
Publication of JP2021148890A publication Critical patent/JP2021148890A/ja
Publication of JP2021148890A5 publication Critical patent/JP2021148890A5/ja
Application granted granted Critical
Publication of JP7415699B2 publication Critical patent/JP7415699B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/0875—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light by means of one or more refracting elements
    • 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
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1046—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with transmissive spatial light modulators
    • 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
    • G03B21/142—Adjusting of projection optics
    • 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
    • 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
    • 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
    • G03B21/145—Housing details, e.g. position adjustments thereof
    • 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
    • G03B21/147—Optical correction of image distortions, e.g. keystone
    • 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]
    • H04N9/3179—Video signal processing therefor
    • H04N9/3188—Scale or resolution adjustment

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Transforming Electric Information Into Light Information (AREA)
JP2020047312A 2020-03-18 2020-03-18 光学デバイスおよびプロジェクター Active JP7415699B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2020047312A JP7415699B2 (ja) 2020-03-18 2020-03-18 光学デバイスおよびプロジェクター
CN202110279418.0A CN113495407B (zh) 2020-03-18 2021-03-16 光学设备和投影仪
US17/204,553 US11372237B2 (en) 2020-03-18 2021-03-17 Optical device and projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020047312A JP7415699B2 (ja) 2020-03-18 2020-03-18 光学デバイスおよびプロジェクター

Publications (3)

Publication Number Publication Date
JP2021148890A JP2021148890A (ja) 2021-09-27
JP2021148890A5 JP2021148890A5 (enExample) 2022-12-20
JP7415699B2 true JP7415699B2 (ja) 2024-01-17

Family

ID=77747945

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020047312A Active JP7415699B2 (ja) 2020-03-18 2020-03-18 光学デバイスおよびプロジェクター

Country Status (3)

Country Link
US (1) US11372237B2 (enExample)
JP (1) JP7415699B2 (enExample)
CN (1) CN113495407B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7400512B2 (ja) * 2020-02-06 2023-12-19 セイコーエプソン株式会社 プロジェクター
CN115524901B (zh) * 2021-06-24 2025-08-26 中强光电股份有限公司 致动器装置、投影装置以及投影方法
US12468017B2 (en) * 2021-10-15 2025-11-11 Seyond, Inc. Integrated mirror motor galvanometer
JPWO2023188533A1 (enExample) * 2022-03-30 2023-10-05
JP2024077869A (ja) 2022-11-29 2024-06-10 セイコーエプソン株式会社 プロジェクター

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002321196A (ja) 2001-02-22 2002-11-05 Canon Inc マイクロ構造体、マイクロ力学量センサ、マイクロアクチュエータ、マイクロ光偏向器、光走査型ディスプレイ、及びそれらの製造方法
JP2005092174A (ja) 2003-08-12 2005-04-07 Fujitsu Ltd マイクロ揺動素子
JP2007082272A (ja) 2005-09-09 2007-03-29 Nippon Signal Co Ltd:The アクチュエータ
JP2009025616A (ja) 2007-07-20 2009-02-05 Canon Inc ねじりバネ、光偏向器及びそれを用いた画像形成装置
JP2011175045A (ja) 2010-02-23 2011-09-08 Seiko Epson Corp 画像形成装置
JP2013190669A (ja) 2012-03-14 2013-09-26 Mitsubishi Electric Corp ガルバノスキャナ及びレーザ加工機
JP2017016106A (ja) 2015-07-03 2017-01-19 パナソニックＩｐマネジメント株式会社 光路変更装置及び投写型映像表示装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5604638A (en) * 1993-12-01 1997-02-18 Asahi Kogaku Kogyo Kabushiki Kaisha Anti-reflection structure for zoom lens barrel
JP4794867B2 (ja) * 2005-02-18 2011-10-19 Ｎｔｎ株式会社 ブーツ付き等速自在継手
JP2006235582A (ja) * 2005-02-25 2006-09-07 Samsung Electro-Mechanics Co Ltd チルティング部材とこれを有するアクチュエータ
JP5659642B2 (ja) * 2010-09-10 2015-01-28 セイコーエプソン株式会社 光スキャナー、光スキャナーの製造方法、および画像形成装置
JP6455080B2 (ja) 2014-10-31 2019-01-23 セイコーエプソン株式会社 光学デバイスおよび画像表示装置
JP6784125B2 (ja) 2016-09-30 2020-11-11 セイコーエプソン株式会社 光学デバイスユニットおよび画像表示装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002321196A (ja) 2001-02-22 2002-11-05 Canon Inc マイクロ構造体、マイクロ力学量センサ、マイクロアクチュエータ、マイクロ光偏向器、光走査型ディスプレイ、及びそれらの製造方法
JP2005092174A (ja) 2003-08-12 2005-04-07 Fujitsu Ltd マイクロ揺動素子
JP2007082272A (ja) 2005-09-09 2007-03-29 Nippon Signal Co Ltd:The アクチュエータ
JP2009025616A (ja) 2007-07-20 2009-02-05 Canon Inc ねじりバネ、光偏向器及びそれを用いた画像形成装置
JP2011175045A (ja) 2010-02-23 2011-09-08 Seiko Epson Corp 画像形成装置
JP2013190669A (ja) 2012-03-14 2013-09-26 Mitsubishi Electric Corp ガルバノスキャナ及びレーザ加工機
JP2017016106A (ja) 2015-07-03 2017-01-19 パナソニックＩｐマネジメント株式会社 光路変更装置及び投写型映像表示装置

Also Published As

Publication number Publication date
JP2021148890A (ja) 2021-09-27
US20210294094A1 (en) 2021-09-23
US11372237B2 (en) 2022-06-28
CN113495407B (zh) 2022-12-20
CN113495407A (zh) 2021-10-12

Similar Documents

Publication Publication Date Title
JP7415699B2 (ja) 光学デバイスおよびプロジェクター
JP7155967B2 (ja) 光路シフトデバイスおよび画像表示装置
JP6349851B2 (ja) 光学デバイスおよび画像表示装置
JP7400512B2 (ja) プロジェクター
CN101183178B (zh) 投影仪
JP6398754B2 (ja) 光学デバイスおよび画像表示装置
JP4924069B2 (ja) 画像表示装置
US11886067B2 (en) Optical device and display
JP2017003741A (ja) 光学デバイスおよび画像表示装置
WO2010021331A1 (ja) レーザー投射装置
JP2020085924A (ja) 光路シフトデバイスおよび画像表示装置
JP6507500B2 (ja) 光学デバイスおよび画像表示装置
JP6507550B2 (ja) 光学デバイス、画像表示装置およびプロジェクター
US7810933B2 (en) Image projection apparatus
JP6610202B2 (ja) 光学デバイスおよび画像表示装置
KR20230126531A (ko) 다면 투사용 빔 프로젝터
JP2014182322A (ja) 投射型表示装置及び投射型表示装置の制御方法
TWI754955B (zh) 光路調整機構及其製造方法
CN113835183A (zh) 光路调整机构及其制造方法
CN114518683B (zh) 光学器件的驱动方法、光学系统以及显示装置
TW202215141A (zh) 光路調整機構及其製造方法
JP2024140397A (ja) プロジェクター及び制御装置
JP2020071480A (ja) 画像投射装置
JP2005250232A (ja) 光路変位素子と光走査手段および投影型画像表示装置
JP2006259242A (ja) 光学機器および調整方法

Legal Events

Date Code Title Description
RD07 Notification of extinguishment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7427

Effective date: 20200827

RD04 Notification of resignation of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7424

Effective date: 20210922

RD03 Notification of appointment of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7423

Effective date: 20211104

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20221212

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20221212

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20230913

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230926

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231122

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: 20231205

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20231218

R150 Certificate of patent or registration of utility model

Ref document number: 7415699

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150