JPH11508701A - 複層の光学フィルム偏光子を用いる液晶ディスプレイ投射システム - Google Patents
複層の光学フィルム偏光子を用いる液晶ディスプレイ投射システムInfo
- Publication number
- JPH11508701A JPH11508701A JP9504397A JP50439797A JPH11508701A JP H11508701 A JPH11508701 A JP H11508701A JP 9504397 A JP9504397 A JP 9504397A JP 50439797 A JP50439797 A JP 50439797A JP H11508701 A JPH11508701 A JP H11508701A
- Authority
- JP
- Japan
- Prior art keywords
- polarizer
- reflective
- liquid crystal
- crystal display
- refractive index
- 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.)
- Granted
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 32
- 239000012788 optical film Substances 0.000 title claims description 12
- 239000000463 material Substances 0.000 claims abstract description 40
- 239000010408 film Substances 0.000 claims description 28
- KYTZHLUVELPASH-UHFFFAOYSA-N naphthalene-1,2-dicarboxylic acid Chemical compound C1=CC=CC2=C(C(O)=O)C(C(=O)O)=CC=C21 KYTZHLUVELPASH-UHFFFAOYSA-N 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- 230000010287 polarization Effects 0.000 abstract description 28
- 239000010410 layer Substances 0.000 description 38
- 230000003287 optical effect Effects 0.000 description 20
- 238000002834 transmittance Methods 0.000 description 20
- 230000005540 biological transmission Effects 0.000 description 7
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 6
- 230000008901 benefit Effects 0.000 description 6
- 229920001577 copolymer Polymers 0.000 description 6
- WOZVHXUHUFLZGK-UHFFFAOYSA-N dimethyl terephthalate Chemical compound COC(=O)C1=CC=C(C(=O)OC)C=C1 WOZVHXUHUFLZGK-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 229920000139 polyethylene terephthalate Polymers 0.000 description 6
- 239000005020 polyethylene terephthalate Substances 0.000 description 6
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 4
- 239000011247 coating layer Substances 0.000 description 4
- 229940117389 dichlorobenzene Drugs 0.000 description 4
- 238000005286 illumination Methods 0.000 description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000011112 polyethylene naphthalate Substances 0.000 description 3
- LZFNKJKBRGFWDU-UHFFFAOYSA-N 3,6-dioxabicyclo[6.3.1]dodeca-1(12),8,10-triene-2,7-dione Chemical compound O=C1OCCOC(=O)C2=CC=CC1=C2 LZFNKJKBRGFWDU-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000002861 polymer material Substances 0.000 description 2
- GXGJIOMUZAGVEH-UHFFFAOYSA-N Chamazulene Chemical group CCC1=CC=C(C)C2=CC=C(C)C2=C1 GXGJIOMUZAGVEH-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- UGZICOVULPINFH-UHFFFAOYSA-N acetic acid;butanoic acid Chemical compound CC(O)=O.CCCC(O)=O UGZICOVULPINFH-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 229920006125 amorphous polymer Polymers 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- VNGOYPQMJFJDLV-UHFFFAOYSA-N dimethyl benzene-1,3-dicarboxylate Chemical compound COC(=O)C1=CC=CC(C(=O)OC)=C1 VNGOYPQMJFJDLV-UHFFFAOYSA-N 0.000 description 1
- BTVWZWFKMIUSGS-UHFFFAOYSA-N dimethylethyleneglycol Natural products CC(C)(O)CO BTVWZWFKMIUSGS-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- UHPJWJRERDJHOJ-UHFFFAOYSA-N ethene;naphthalene-1-carboxylic acid Chemical compound C=C.C1=CC=C2C(C(=O)O)=CC=CC2=C1 UHPJWJRERDJHOJ-UHFFFAOYSA-N 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000004702 methyl esters Chemical class 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 125000005498 phthalate group Chemical group 0.000 description 1
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920006126 semicrystalline polymer Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
- G02F1/133545—Dielectric stack polarisers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Polarising Elements (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.投射パネル(12)と、光源(16)と、反射プリ偏光子(26)とを備え 、 投射パネル(12)は、液晶ディスプレイ(20)と、1つの偏光子が前記デ ィスプレイの各面に隣接する、一対のダイクロイック偏光子(22,24)とを 含み、 光源(16)がパネルに光を向けるためのものであり、 反射プリ偏光子(26)は、光源と光源に面するダイクロイック偏光子の間に 設けた複層の光学フィルム(36)を備えており、前記フィルムが隣接材料層の 複層の積層対(44)を備えており、層対のそれぞれが反射プリ偏光子面の第1 方向の隣接層(41,43)間で屈折率差を示し、反射プリ偏光子面の第2方向 と第1方向の直角方向の隣接層間で本質的に屈折率差を示さない、液晶ディスプ レイ投射システム(10)。 2.フィルムが半結晶性のナフタリンジカルボン酸ポリエステルと他のポリマー との複数の交互積層を備える請求項1記載のシステム。 3.光源と反射プリ偏光子との間に設けた4分の1波長板(28)と、パネルの 反対側の光源側に設けた反射器(18)とをさらに備える請求項1記載のシステ ム。 4.液晶ディスプレイとダイクロイック偏光子とを光源の反対側の液晶ディスプ レイ側に設けた反射偏光子を備え、該反射プリ偏光子が隣接材料層の複層の積層 対(44)を備えた複層の光学フィルム(36)を備え、層対のそれぞれが反射 プリ偏光子面の第1方向の隣接層(41,43)間で屈折率差を示し、反射プリ 偏光子面の第2方向と第1方向の直角方向の隣接層間で本質的に屈折率差を示さ ない、反射プリ偏光子(26)とをさらに備える請求項1記載のシステム。 5.投射パネル(52)と、光源(56)とを備え、 投射パネル(52)は、液晶ディスプレイ(60)と、前記ディスプレイの一 方の側に設けた第1の偏光子(64)と、第2の偏光子(62)とを備え、 第2の偏光子(62)が反射偏光子であり、前記ディスプレイの他方の側に設 け、該第2の偏光子が、複層の光学フィルム(36)を備え、前記フィルムが隣 接材料層の複層の積層対(44)を備え、層対のそれぞれが反射偏光子面の第1 方向の隣接層(41,43)間で屈折率差を示し、反射偏光子面の第2方向と第 1方向の直角方向の隣接層間で本質的に屈折率差を示さず、 光源(56)が第2の偏光子に光を向けるためのものである、液晶ディスプレ イ投射システム(50)。 6.第3の偏光子をさらに備え、該第3の偏光子が反射偏光子であり、第1の偏 光子と液晶ディスプレイとの間に設け、該第3の偏光子が、複層の光学フィルム (36)を備え、前記フィルムが隣接材料層の複層の積層対(44)を備え、層 対のそれぞれが第3の偏光子面の第1方向の隣接層(41,43)間で屈折率差 を示し、第3の偏光子面の第2方向と第1方向の直角方向の隣接層間で本質的に 屈折率差を示さない請求項5記載のシステム。 7.第1の偏光子が、隣接材料層の複層の積層対(44)を備えた反射偏光子で あり、層対のそれぞれが第1の偏光子面の第1方向の隣接層(41,43)間で 屈折率差を示し、第1の偏光子面の第2方向と第1方向の直角方向の隣接層間で 、本質的に屈折率差を示さない請求項5記載のシステム。 8.4分の1波長板(66)と反射器(58)とをさらに備え、 4分の1波長板(66)は光源と第2の偏光子との間に設け、 反射器(58)はパネルの反対側の光源側に設ける請求項7記載のシステム。 9.液晶ディスプレイ(60)と、第1の偏光子(64)と、第2の偏光子(6 2)と、4分の1波長板(66)とを備え、 第1の偏光子(64)がディスプレイの一方の側に固着し、 第2の偏光子(62)が反射偏光子であり、ディスプレイの他方の側に固着し ており、該第2の偏光子が、隣接材料層の複層の積層対(44)を備えた複層光 学フィルム(36)を備え、層対のそれぞれが反射偏光子面の第1方向の隣接層 (41,43)間で屈折率差を示し、反射偏光子面の第2方向と第1方向の直角 方向の隣接層間で本質的に屈折率差を示さず、 4分の1波長板(66)が前記第2の偏光子に固着した、液晶パネル。 10.投射ランプ(122)と、集光レンズ(124)と、4分の1波長板(1 26)と、反射偏光子(128)とをこの順序で備え、 4分の1波長板(126)が前記集光レンズに固着し、 反射偏光子(128)は、4分の1波長板に固着しており、該反射偏光子が、 隣接材料層の複層の積層対(44)を備えた複層光学フィルム(36)を備え、 層対のそれぞれが反射偏光子面の第1方向の隣接層(41,43)間で屈折率差 を示し、反射偏光子面の第2方向と第1方向の直角方向の隣接層間で、本質的に 屈折率差を示さない、オーバーヘッドプロジェクター(132)。 11.オーバーヘッドプロジェクター(142)と、アダプターパネル(150 )と、液晶ディスプレイ投射パネルとをこの順序で備え、 アダプターパネル(150)は、プロジェクターに設けており、該アダプター パネルが、4分の1波長板(144)と反射偏光子(146)とを備え、前記反 射偏光子が、隣接材料層の複層の積層対(44)を備えた複層光学フィルム(3 6)を備え、層対のそれぞれが反射偏光子面の第1方向の隣接層(41,43) 間で屈折率差を示し、反射偏光子面の第2方向と第1方向の直角方向の隣接層間 で、本質的に屈折率差を示さず、 液晶ディスプレイ投射パネル(148)は、アダプターパネルに設け、該液晶 ディスプレイ投射パネルが、ディスプレイの反対側に液晶ディスプレイと一対の ダイクロイック偏光子とを備える、液晶ディスプレイ投射システム(140)。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/494,978 | 1995-06-26 | ||
| US08/494,978 US6088067A (en) | 1995-06-26 | 1995-06-26 | Liquid crystal display projection system using multilayer optical film polarizers |
| PCT/US1996/007080 WO1997001780A1 (en) | 1995-06-26 | 1996-05-16 | Liquid crystal display projection system using multilayer optical film polarizers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH11508701A true JPH11508701A (ja) | 1999-07-27 |
| JP3874797B2 JP3874797B2 (ja) | 2007-01-31 |
Family
ID=23966735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50439797A Expired - Fee Related JP3874797B2 (ja) | 1995-06-26 | 1996-05-16 | 複層の光学フィルム偏光子を用いる液晶ディスプレイ投射システム |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6088067A (ja) |
| EP (1) | EP0835468B1 (ja) |
| JP (1) | JP3874797B2 (ja) |
| KR (1) | KR19990028340A (ja) |
| CN (1) | CN1191610A (ja) |
| AU (1) | AU692716B2 (ja) |
| BR (1) | BR9609294A (ja) |
| CA (1) | CA2224459A1 (ja) |
| DE (1) | DE69625202D1 (ja) |
| IL (1) | IL118470A0 (ja) |
| TW (1) | TW436653B (ja) |
| WO (1) | WO1997001780A1 (ja) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006038404A1 (en) * | 2004-10-01 | 2006-04-13 | Nitto Denko Corporation | Lcd comprising backlight and reflective polarizer on front panel |
| CN104459998A (zh) * | 2015-01-06 | 2015-03-25 | 四川大学 | 一种基于液体棱镜的rgb三色光转换器 |
| WO2017086002A1 (ja) * | 2015-11-19 | 2017-05-26 | 株式会社デンソー | ヘッドアップディスプレイ装置 |
| JP2018521349A (ja) * | 2015-06-15 | 2018-08-02 | スリーエム イノベイティブ プロパティズ カンパニー | 反射−吸収型偏光子を含む光学積層体 |
| JP2020522752A (ja) * | 2017-06-05 | 2020-07-30 | スリーエム イノベイティブ プロパティズ カンパニー | 多層光学フィルム及び薄い接着剤層を含む光学体 |
| JP2023524554A (ja) * | 2020-05-08 | 2023-06-12 | スリーエム イノベイティブ プロパティズ カンパニー | 光学フィルム |
Families Citing this family (77)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69423651T2 (de) * | 1993-12-21 | 2000-09-21 | Minnesota Mining And Mfg. Co., Saint Paul | Mehrschichtiger optischer film |
| US5882774A (en) * | 1993-12-21 | 1999-03-16 | Minnesota Mining And Manufacturing Company | Optical film |
| US6096375A (en) * | 1993-12-21 | 2000-08-01 | 3M Innovative Properties Company | Optical polarizer |
| US6101032A (en) | 1994-04-06 | 2000-08-08 | 3M Innovative Properties Company | Light fixture having a multilayer polymeric film |
| AU716525B2 (en) * | 1995-06-26 | 2000-02-24 | Minnesota Mining And Manufacturing Company | Backlight system with multilayer optical film reflector |
| EP0883820B1 (en) * | 1996-02-29 | 2002-01-09 | Minnesota Mining And Manufacturing Company | An optical body with co-continuous phases |
| JPH10115826A (ja) * | 1996-08-23 | 1998-05-06 | Seiko Epson Corp | 表示素子およびそれを用いた電子機器 |
| JP3331903B2 (ja) | 1996-08-23 | 2002-10-07 | セイコーエプソン株式会社 | 表示素子及びそれを用いた電子機器 |
| US6246455B1 (en) | 1996-09-17 | 2001-06-12 | Seiko Epson Corporation | Display device with liquid crystal between reflective polarizers, and a light source illuminating between the polazers |
| TW477909B (en) | 1996-09-17 | 2002-03-01 | Seiko Epson Corp | Liquid crystal display device and electronic apparatus using the same |
| JPH10133196A (ja) * | 1996-10-28 | 1998-05-22 | Sony Corp | 液晶表示装置および液晶表示装置用偏光板 |
| JP3723984B2 (ja) | 1997-01-17 | 2005-12-07 | セイコーエプソン株式会社 | 液晶装置及びそれを用いた電子機器 |
| JPH10260403A (ja) * | 1997-01-20 | 1998-09-29 | Seiko Epson Corp | 液晶装置及び電子機器 |
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| US11067798B2 (en) | 2015-11-19 | 2021-07-20 | Denso Corporation | Head-up display device |
| JP2020522752A (ja) * | 2017-06-05 | 2020-07-30 | スリーエム イノベイティブ プロパティズ カンパニー | 多層光学フィルム及び薄い接着剤層を含む光学体 |
| JP2023524554A (ja) * | 2020-05-08 | 2023-06-12 | スリーエム イノベイティブ プロパティズ カンパニー | 光学フィルム |
Also Published As
| Publication number | Publication date |
|---|---|
| IL118470A0 (en) | 1996-09-12 |
| WO1997001780A1 (en) | 1997-01-16 |
| AU6377296A (en) | 1997-01-30 |
| JP3874797B2 (ja) | 2007-01-31 |
| EP0835468A1 (en) | 1998-04-15 |
| CA2224459A1 (en) | 1997-01-16 |
| TW436653B (en) | 2001-05-28 |
| DE69625202D1 (de) | 2003-01-16 |
| MX9710382A (es) | 1998-07-31 |
| AU692716B2 (en) | 1998-06-11 |
| BR9609294A (pt) | 1999-05-11 |
| EP0835468B1 (en) | 2002-12-04 |
| CN1191610A (zh) | 1998-08-26 |
| US6088067A (en) | 2000-07-11 |
| KR19990028340A (ko) | 1999-04-15 |
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