JP7327407B2 - レンズシフト機構および投射型表示装置 - Google Patents

レンズシフト機構および投射型表示装置 Download PDF

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Publication number
JP7327407B2
JP7327407B2 JP2020540191A JP2020540191A JP7327407B2 JP 7327407 B2 JP7327407 B2 JP 7327407B2 JP 2020540191 A JP2020540191 A JP 2020540191A JP 2020540191 A JP2020540191 A JP 2020540191A JP 7327407 B2 JP7327407 B2 JP 7327407B2
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JP
Japan
Prior art keywords
lens
housing
main shaft
shift mechanism
projection lens
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
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JP2020540191A
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English (en)
Japanese (ja)
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JPWO2020044955A1 (ja
JPWO2020044955A5 (enExample
Inventor
武明 平澤
隆裕 長井
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.)
Sony Corp
Sony Group Corp
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Sony Corp
Sony Group Corp
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Application filed by Sony Corp, Sony Group Corp filed Critical Sony Corp
Publication of JPWO2020044955A1 publication Critical patent/JPWO2020044955A1/ja
Publication of JPWO2020044955A5 publication Critical patent/JPWO2020044955A5/ja
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    • 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
    • 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
    • G03B5/00—Adjustment of optical system relative to image or object surface other than for focusing
    • G03B5/02—Lateral adjustment of lens
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/003—Alignment of optical elements
    • G02B7/005—Motorised alignment
    • 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
    • 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
    • G03B21/2006—Lamp housings characterised by the light source

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Lens Barrels (AREA)
  • Overhead Projectors And Projection Screens (AREA)
JP2020540191A 2018-08-31 2019-08-02 レンズシフト機構および投射型表示装置 Active JP7327407B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018162440 2018-08-31
JP2018162440 2018-08-31
PCT/JP2019/030487 WO2020044955A1 (ja) 2018-08-31 2019-08-02 レンズシフト機構および投射型表示装置

Publications (3)

Publication Number Publication Date
JPWO2020044955A1 JPWO2020044955A1 (ja) 2021-08-26
JPWO2020044955A5 JPWO2020044955A5 (enExample) 2022-08-03
JP7327407B2 true JP7327407B2 (ja) 2023-08-16

Family

ID=69643580

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020540191A Active JP7327407B2 (ja) 2018-08-31 2019-08-02 レンズシフト機構および投射型表示装置

Country Status (6)

Country Link
US (1) US11262645B2 (enExample)
EP (1) EP3845965B1 (enExample)
JP (1) JP7327407B2 (enExample)
CN (1) CN112639608B (enExample)
TW (1) TWI820176B (enExample)
WO (1) WO2020044955A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112578611B (zh) * 2019-09-30 2024-10-29 深圳光峰科技股份有限公司 镜头调节装置及投影设备
CN212623268U (zh) * 2020-03-25 2021-02-26 深圳光峰科技股份有限公司 一种透镜调节装置
JP7517132B2 (ja) * 2020-12-16 2024-07-17 株式会社Ｊｖｃケンウッド プロジェクタ
JP7781542B2 (ja) 2021-05-24 2025-12-08 パナソニックプロジェクター＆ディスプレイ株式会社 レンズ保持装置および投写型映像表示装置
CN116009267B (zh) * 2022-12-09 2024-04-26 西安炬光科技股份有限公司 光斑整形装置及激光加工设备

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005157370A (ja) 2003-11-27 2005-06-16 Samsung Electronics Co Ltd プロジェクタの投射レンズシフト調整装置
JP2006301424A (ja) 2005-04-22 2006-11-02 Seiko Epson Corp プロジェクタ
JP2008287292A (ja) 2008-08-20 2008-11-27 Sanyo Electric Co Ltd 投写型映像表示装置
JP2009175353A (ja) 2008-01-23 2009-08-06 Seiko Epson Corp プロジェクタ
JP2010033095A (ja) 2009-11-18 2010-02-12 Sanyo Electric Co Ltd レンズシフト機構及び投写型映像表示装置
JP2017068179A (ja) 2015-10-02 2017-04-06 キヤノン株式会社 レンズシフト機構

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3754392B2 (ja) * 2002-04-24 2006-03-08 三洋電機株式会社 レンズシフト機構及び投写型映像表示装置
JP3963879B2 (ja) * 2003-08-04 2007-08-22 三洋電機株式会社 レンズシフト機構及び投写型映像表示装置
JP4309736B2 (ja) * 2003-10-01 2009-08-05 オリンパス株式会社 振動波リニアモータ
JP5238130B2 (ja) * 2005-12-12 2013-07-17 株式会社Ｓｕｗａオプトロニクス 投射型表示装置
JP4045290B2 (ja) * 2006-05-19 2008-02-13 シャープ株式会社 撮像装置
JP4203829B2 (ja) * 2006-09-29 2009-01-07 ソニー株式会社 レンズシフト機構
JP4937883B2 (ja) * 2007-11-09 2012-05-23 Ｈｏｙａ株式会社 光学要素位置制御機構
JP4917082B2 (ja) 2008-10-17 2012-04-18 株式会社コシナ プロジェクタのレンズシフト装置
TWI456252B (zh) * 2009-08-10 2014-10-11 Hon Hai Prec Ind Co Ltd 相機模組
CN201732199U (zh) * 2010-02-09 2011-02-02 彩亿科技(深圳)有限公司 一种微型投影机调焦装置
JP5429910B2 (ja) * 2010-03-02 2014-02-26 Ｎｅｃディスプレイソリューションズ株式会社 レンズシフト装置及びレンズシフト装置を備えた投写型表示装置
GB2482289B (en) * 2010-07-26 2016-04-06 Barco Nv Position adjustment system for a projection lens
JP5786241B2 (ja) * 2011-04-25 2015-09-30 株式会社コシナ 光学機器のレンズシフト装置
WO2013054426A1 (ja) * 2011-10-13 2013-04-18 日立コンシューマエレクトロニクス株式会社 投写型映像表示装置
US10082729B2 (en) * 2016-09-29 2018-09-25 Seiko Epson Corporation Projector
WO2018146985A1 (ja) * 2017-02-08 2018-08-16 ソニー株式会社 レンズ調整機構および投射型表示装置
JP6939607B2 (ja) 2017-03-27 2021-09-22 Jsr株式会社 組成物およびその用途

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005157370A (ja) 2003-11-27 2005-06-16 Samsung Electronics Co Ltd プロジェクタの投射レンズシフト調整装置
JP2006301424A (ja) 2005-04-22 2006-11-02 Seiko Epson Corp プロジェクタ
JP2009175353A (ja) 2008-01-23 2009-08-06 Seiko Epson Corp プロジェクタ
JP2008287292A (ja) 2008-08-20 2008-11-27 Sanyo Electric Co Ltd 投写型映像表示装置
JP2010033095A (ja) 2009-11-18 2010-02-12 Sanyo Electric Co Ltd レンズシフト機構及び投写型映像表示装置
JP2017068179A (ja) 2015-10-02 2017-04-06 キヤノン株式会社 レンズシフト機構

Also Published As

Publication number Publication date
TW202024767A (zh) 2020-07-01
US20210240062A1 (en) 2021-08-05
CN112639608B (zh) 2022-10-04
JPWO2020044955A1 (ja) 2021-08-26
TWI820176B (zh) 2023-11-01
EP3845965A1 (en) 2021-07-07
CN112639608A (zh) 2021-04-09
WO2020044955A1 (ja) 2020-03-05
EP3845965B1 (en) 2024-07-10
EP3845965A4 (en) 2021-08-18
US11262645B2 (en) 2022-03-01

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