ATE159592T1 - Dichroitischer spiegel und damit ausgerüsteter projektor - Google Patents

Dichroitischer spiegel und damit ausgerüsteter projektor

Info

Publication number
ATE159592T1
ATE159592T1 AT91112513T AT91112513T ATE159592T1 AT E159592 T1 ATE159592 T1 AT E159592T1 AT 91112513 T AT91112513 T AT 91112513T AT 91112513 T AT91112513 T AT 91112513T AT E159592 T1 ATE159592 T1 AT E159592T1
Authority
AT
Austria
Prior art keywords
dichroic
reflecting layer
dichroic mirror
intermediate layer
layer
Prior art date
Application number
AT91112513T
Other languages
English (en)
Inventor
Hideaki Mitsutake
Original Assignee
Canon Kk
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 Canon Kk filed Critical Canon Kk
Application granted granted Critical
Publication of ATE159592T1 publication Critical patent/ATE159592T1/de

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/28—Interference filters
    • G02B5/285—Interference filters comprising deposited thin solid films
    • 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
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/142—Coating structures, e.g. thin films multilayers
    • 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
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • 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
    • G02B27/149—Beam splitting or combining systems operating by reflection only using crossed beamsplitting surfaces, e.g. cross-dichroic cubes or X-cubes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Projection Apparatus (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Optical Filters (AREA)
AT91112513T 1990-07-26 1991-07-25 Dichroitischer spiegel und damit ausgerüsteter projektor ATE159592T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP19637090 1990-07-26
JP3045424A JPH04212102A (ja) 1990-07-26 1991-02-19 ダイクロイックミラーおよび該ミラーを用いた投写型表示装置

Publications (1)

Publication Number Publication Date
ATE159592T1 true ATE159592T1 (de) 1997-11-15

Family

ID=26385406

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91112513T ATE159592T1 (de) 1990-07-26 1991-07-25 Dichroitischer spiegel und damit ausgerüsteter projektor

Country Status (8)

Country Link
US (1) US5648870A (de)
EP (1) EP0468501B1 (de)
JP (1) JPH04212102A (de)
AT (1) ATE159592T1 (de)
DE (1) DE69128001T2 (de)
DK (1) DK0468501T3 (de)
ES (1) ES2108021T3 (de)
GR (1) GR3025903T3 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6507326B2 (en) * 1996-07-10 2003-01-14 Nikon Corporation Color-projection apparatus operable to project a high-contrast image with minimal change in the state or phase of polarization of light flux
US6487014B2 (en) * 1996-08-12 2002-11-26 National Research Council Of Canada High isolation optical switch, isolator or circulator having thin film polarizing beam-splitters
JP3557317B2 (ja) * 1996-09-02 2004-08-25 テキサス インスツルメンツ インコーポレイテツド プロジエクタ装置及び色分離合成装置
US5926317A (en) * 1996-11-06 1999-07-20 Jds Fitel Inc. Multilayer thin film dielectric bandpass filter
TW304232B (en) * 1996-11-23 1997-05-01 Ind Tech Res Inst The wide band polarizer with multi-layers film
JP3290091B2 (ja) * 1997-03-31 2002-06-10 シャープ株式会社 投影型画像表示装置
US5967635A (en) 1997-07-03 1999-10-19 Minolta Co., Ltd. Polarized beam splitter and an illumination optical system and a projector provided with a polarized beam splitter
JP3892130B2 (ja) * 1998-01-21 2007-03-14 株式会社半導体エネルギー研究所 液晶プロジェクタ
US5900976A (en) * 1998-02-20 1999-05-04 Displaytech, Inc. Display system including a polarizing beam splitter
KR19990074812A (ko) * 1998-03-14 1999-10-05 윤종용 호환형 광픽업장치
JP3555451B2 (ja) * 1998-06-22 2004-08-18 ミノルタ株式会社 偏光変換ダイクロイックミラーと液晶プロジェクター
JP2000010050A (ja) * 1998-06-23 2000-01-14 Minolta Co Ltd プロジェクター光学系
US6273567B1 (en) * 1998-09-14 2001-08-14 Arlie R. Conner Compact multi-path LCD projector
IL142677A0 (en) 1998-11-02 2002-03-10 Code 3 Inc Vehicular warning light having a dichroic element
US6595669B2 (en) 1998-11-02 2003-07-22 Code 3, Inc. Vehicular warning light having less apparent color when not energized
CH695171A5 (de) * 1999-02-04 2005-12-30 Balzers Hochvakuum Lichtteiler und optische Uebertrageranordnung mit einem Lichtteiler.
JP2002071946A (ja) * 2000-08-30 2002-03-12 Nippon Sheet Glass Co Ltd 偏光フィルタおよびそれを用いた光学装置
JP2004200358A (ja) * 2002-12-18 2004-07-15 Nikon Corp 固体撮像素子の色分解装置
JP4311103B2 (ja) * 2003-07-18 2009-08-12 株式会社日立製作所 投写型表示装置及びそれを用いた背面投写型表示装置
JP4507162B2 (ja) * 2003-10-01 2010-07-21 フジノン株式会社 色分解合成システム、色分解システムおよび色合成システムとそれを用いた照明光学系、投写光学系および投写型表示装置
US20070115552A1 (en) * 2005-09-02 2007-05-24 Colorlink, Inc. Polarization beam splitter and combiner
JP5047547B2 (ja) * 2006-07-06 2012-10-10 オリンパス株式会社 光学素子、この光学素子を備える２板ユニット、撮像機器、及び内視鏡
US8958156B1 (en) 2007-05-30 2015-02-17 Semrock, Inc. Interference filter for non-zero angle of incidence spectroscopy
JP2010224160A (ja) * 2009-03-23 2010-10-07 Sanyo Electric Co Ltd 光学素子、照明装置および投写型映像表示装置
JP5745776B2 (ja) * 2010-03-15 2015-07-08 デクセリアルズ株式会社 光学積層体および建具
CN102654654A (zh) * 2011-11-14 2012-09-05 京东方科技集团股份有限公司 一种3d显示器件及其制造方法
WO2014020894A1 (ja) * 2012-08-02 2014-02-06 日本電気株式会社 投射型表示装置及び投射光発生方法
JP6237628B2 (ja) * 2012-08-02 2017-11-29 日本電気株式会社 投射型表示装置及び投射光発生方法
US20200101326A1 (en) * 2015-04-22 2020-04-02 Angiodynamics, Inc. Monolithinc photodetector for dosimeter

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2184999A (en) * 1938-02-24 1939-12-26 Polaroid Corp Light filter
DE848716C (de) * 1950-02-24 1952-09-08 Jenaer Glaswerk Schott & Gen Interferenzfilteranordnung mit nichtmetallischen und abwechselnd aufeinanderfolgenden hoch- und tiefbrechenden Schichten fuer schraegen Einfall des Lichtes
DE2018397B2 (de) * 1970-04-17 1972-07-06 Fernseh Gmbh, 6100 Darmstadt Strahlenteilerprismensystem fuer ein geraet der farbfernsehtechnik, insbesondere fuer eine farbfernsehkamera
US4627688A (en) * 1983-07-01 1986-12-09 Sano Kiko Co., Ltd. Beam splitter
US4709144A (en) * 1986-04-02 1987-11-24 Hewlett-Packard Company Color imager utilizing novel trichromatic beamsplitter and photosensor
JPH0274903A (ja) * 1988-09-12 1990-03-14 Seiko Epson Corp ダイクロイック光学素子及び投射型表示装置

Also Published As

Publication number Publication date
ES2108021T3 (es) 1997-12-16
EP0468501B1 (de) 1997-10-22
DE69128001D1 (de) 1997-11-27
GR3025903T3 (en) 1998-04-30
EP0468501A3 (en) 1992-05-13
JPH04212102A (ja) 1992-08-03
DE69128001T2 (de) 1998-03-05
US5648870A (en) 1997-07-15
EP0468501A2 (de) 1992-01-29
DK0468501T3 (da) 1998-02-02

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Legal Events

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REN Ceased due to non-payment of the annual fee