CN220323624U - 投影装置 - Google Patents

投影装置 Download PDF

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Publication number
CN220323624U
CN220323624U CN202190000756.XU CN202190000756U CN220323624U CN 220323624 U CN220323624 U CN 220323624U CN 202190000756 U CN202190000756 U CN 202190000756U CN 220323624 U CN220323624 U CN 220323624U
Authority
CN
China
Prior art keywords
projection
optical system
image
projection device
area
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
CN202190000756.XU
Other languages
English (en)
Chinese (zh)
Inventor
山本力
井上和纪
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.)
Fujifilm Corp
Original Assignee
Fujifilm 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 Fujifilm Corp filed Critical Fujifilm Corp
Application granted granted Critical
Publication of CN220323624U publication Critical patent/CN220323624U/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/04—Reversed telephoto objectives
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/16—Optical objectives specially designed for the purposes specified below for use in conjunction with image converters or intensifiers, or for use with projectors, e.g. objectives for projection TV
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals
    • 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
    • G03B13/00—Viewfinders; Focusing aids for cameras; Means for focusing for cameras; Autofocus systems for cameras
    • G03B13/32—Means for focusing
    • G03B13/34—Power focusing
    • G03B13/36—Autofocus systems
    • 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
    • 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
    • G03B21/53—Means for automatic focusing, e.g. to compensate thermal effects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
  • Focusing (AREA)
  • Lenses (AREA)
  • Automatic Focus Adjustment (AREA)
CN202190000756.XU 2020-09-25 2021-08-24 投影装置 Active CN220323624U (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020161154 2020-09-25
JP2020-161154 2020-09-25
PCT/JP2021/030940 WO2022064932A1 (ja) 2020-09-25 2021-08-24 投写装置

Publications (1)

Publication Number Publication Date
CN220323624U true CN220323624U (zh) 2024-01-09

Family

ID=80845072

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202190000756.XU Active CN220323624U (zh) 2020-09-25 2021-08-24 投影装置

Country Status (4)

Country Link
US (1) US12422738B2 (https=)
JP (1) JP7408829B2 (https=)
CN (1) CN220323624U (https=)
WO (1) WO2022064932A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2024057776A (ja) * 2022-10-13 2024-04-25 セイコーエプソン株式会社 プロジェクター

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009229807A (ja) 2008-03-24 2009-10-08 Brother Ind Ltd プロジェクタ
JP5481833B2 (ja) * 2008-10-29 2014-04-23 セイコーエプソン株式会社 プロジェクタおよびプロジェクタの制御方法
JP6464568B2 (ja) 2014-05-07 2019-02-06 ソニー株式会社 投射型画像表示装置及び投射型画像表示装置の制御方法
WO2016075815A1 (ja) * 2014-11-14 2016-05-19 日立マクセル株式会社 投射型映像表示装置
JP2017187572A (ja) 2016-04-04 2017-10-12 キヤノン株式会社 画像投射装置
US10349025B2 (en) * 2017-07-27 2019-07-09 Seiko Epson Corporation Projector and method of controlling projector
JP2020008804A (ja) * 2018-07-12 2020-01-16 キヤノン株式会社 画像投射装置
JP6621899B1 (ja) 2018-11-13 2019-12-18 富士フイルム株式会社 投射装置
JP2020112660A (ja) 2019-01-10 2020-07-27 キヤノン株式会社 プロジェクション装置およびプログラム

Also Published As

Publication number Publication date
JP7408829B2 (ja) 2024-01-05
US20230213845A1 (en) 2023-07-06
US12422738B2 (en) 2025-09-23
JPWO2022064932A1 (https=) 2022-03-31
WO2022064932A1 (ja) 2022-03-31

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