CN107209446A - 投射光学装置以及投影仪 - Google Patents

投射光学装置以及投影仪 Download PDF

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Publication number
CN107209446A
CN107209446A CN201680009040.XA CN201680009040A CN107209446A CN 107209446 A CN107209446 A CN 107209446A CN 201680009040 A CN201680009040 A CN 201680009040A CN 107209446 A CN107209446 A CN 107209446A
Authority
CN
China
Prior art keywords
light
transmitting plate
holding portion
projection
optical device
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.)
Pending
Application number
CN201680009040.XA
Other languages
English (en)
Chinese (zh)
Inventor
竹花直人
大月伸行
小松哲
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 claimed from PCT/JP2016/001090 external-priority patent/WO2016152035A1/ja
Publication of CN107209446A publication Critical patent/CN107209446A/zh
Pending legal-status Critical Current

Links

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
    • G03B21/28—Reflectors in projection beam
    • 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
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/0006—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means to keep optical surfaces clean, e.g. by preventing or removing dirt, stains, contamination, condensation
    • 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
    • G02B27/1026—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with reflective spatial light modulators
    • 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
    • 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
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • 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
    • G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
    • G03B21/006—Projectors using an electronic spatial light modulator but not peculiar thereto using LCD's
    • 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
    • G03B33/00—Colour photography, other than mere exposure or projection of a colour film
    • G03B33/06—Colour photography, other than mere exposure or projection of a colour film by additive-colour projection apparatus
    • 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
    • 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
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/008—Mountings, adjusting means, or light-tight connections, for optical elements with means for compensating for changes in temperature or for controlling the temperature; thermal stabilisation
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Projection Apparatus (AREA)
  • Casings For Electric Apparatus (AREA)
  • Transforming Electric Information Into Light Information (AREA)
CN201680009040.XA 2015-03-25 2016-03-01 投射光学装置以及投影仪 Pending CN107209446A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2015062190 2015-03-25
JP2015-062190 2015-03-25
JP2015-210544 2015-10-27
JP2015210544A JP2016184153A (ja) 2015-03-25 2015-10-27 投写光学装置およびプロジェクター
PCT/JP2016/001090 WO2016152035A1 (ja) 2015-03-25 2016-03-01 投写光学装置およびプロジェクター

Publications (1)

Publication Number Publication Date
CN107209446A true CN107209446A (zh) 2017-09-26

Family

ID=57241878

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201680009040.XA Pending CN107209446A (zh) 2015-03-25 2016-03-01 投射光学装置以及投影仪

Country Status (3)

Country Link
US (1) US20180059526A1 (enExample)
JP (1) JP2016184153A (enExample)
CN (1) CN107209446A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113534592A (zh) * 2020-04-22 2021-10-22 精工爱普生株式会社 投射光学装置以及投影仪
US12443097B2 (en) 2021-12-22 2025-10-14 Coretronic Corporation Projection lens module

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6653543B2 (ja) * 2015-09-18 2020-02-26 株式会社ｎｉｔｔｏｈ 反射ミラーおよび投射光学系
JP6534324B2 (ja) * 2015-09-18 2019-06-26 株式会社ｎｉｔｔｏｈ ミラー保持機構
JP7168021B2 (ja) * 2021-03-26 2022-11-09 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
JP3086776U (ja) * 2001-12-18 2002-07-05 コンピュータエデュケーションシステム株式会社 液晶表示装置
JP2009300934A (ja) * 2008-06-17 2009-12-24 Seiko Epson Corp プロジェクタ
CN101937137A (zh) * 2009-06-30 2011-01-05 精工爱普生株式会社 光学装置及投影机
US20110188009A1 (en) * 2010-02-01 2011-08-04 Tomomi Matsui Screen unit and projection display apparatus
CN102819173A (zh) * 2011-06-06 2012-12-12 精工爱普生株式会社 投影机
US20130114050A1 (en) * 2011-11-04 2013-05-09 Masamichi Yamada Image projection apparatus
JP2015007724A (ja) * 2013-06-26 2015-01-15 日東光学株式会社 プロジェクター装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005316250A (ja) * 2004-04-30 2005-11-10 Fujinon Corp プロジェクタ
JP2006285044A (ja) * 2005-04-01 2006-10-19 Konica Minolta Opto Inc 投射型画像表示装置
JP5181637B2 (ja) * 2006-12-04 2013-04-10 株式会社リコー 画像投射装置
JP5544711B2 (ja) * 2008-12-26 2014-07-09 セイコーエプソン株式会社 プロジェクタ

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3086776U (ja) * 2001-12-18 2002-07-05 コンピュータエデュケーションシステム株式会社 液晶表示装置
JP2009300934A (ja) * 2008-06-17 2009-12-24 Seiko Epson Corp プロジェクタ
CN101937137A (zh) * 2009-06-30 2011-01-05 精工爱普生株式会社 光学装置及投影机
US20110188009A1 (en) * 2010-02-01 2011-08-04 Tomomi Matsui Screen unit and projection display apparatus
CN102819173A (zh) * 2011-06-06 2012-12-12 精工爱普生株式会社 投影机
US20130114050A1 (en) * 2011-11-04 2013-05-09 Masamichi Yamada Image projection apparatus
JP2015007724A (ja) * 2013-06-26 2015-01-15 日東光学株式会社 プロジェクター装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113534592A (zh) * 2020-04-22 2021-10-22 精工爱普生株式会社 投射光学装置以及投影仪
US12443097B2 (en) 2021-12-22 2025-10-14 Coretronic Corporation Projection lens module

Also Published As

Publication number Publication date
JP2016184153A (ja) 2016-10-20
US20180059526A1 (en) 2018-03-01

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Application publication date: 20170926