TWI618948B - 具有分光擴散結構之雙側薄膜 - Google Patents
具有分光擴散結構之雙側薄膜 Download PDFInfo
- Publication number
- TWI618948B TWI618948B TW103110921A TW103110921A TWI618948B TW I618948 B TWI618948 B TW I618948B TW 103110921 A TW103110921 A TW 103110921A TW 103110921 A TW103110921 A TW 103110921A TW I618948 B TWI618948 B TW I618948B
- Authority
- TW
- Taiwan
- Prior art keywords
- light
- diffusion
- split
- film
- output beam
- Prior art date
Links
- 238000009792 diffusion process Methods 0.000 title claims abstract description 598
- 239000012788 optical film Substances 0.000 claims abstract description 206
- 239000010408 film Substances 0.000 claims description 209
- 230000003287 optical effect Effects 0.000 claims description 93
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- YZCKVEUIGOORGS-NJFSPNSNSA-N Tritium Chemical compound [3H] YZCKVEUIGOORGS-NJFSPNSNSA-N 0.000 description 8
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- 229910052722 tritium Inorganic materials 0.000 description 8
- 230000008859 change Effects 0.000 description 7
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- 229910052704 radon Inorganic materials 0.000 description 6
- SYUHGPGVQRZVTB-UHFFFAOYSA-N radon atom Chemical compound [Rn] SYUHGPGVQRZVTB-UHFFFAOYSA-N 0.000 description 6
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- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical group [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 4
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- 241000669069 Chrysomphalus aonidum Species 0.000 description 2
- 229910052691 Erbium Inorganic materials 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0053—Prismatic sheet or layer; Brightness enhancement element, sheet or layer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/02—Refractors for light sources of prismatic shape
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
- G02B5/045—Prism arrays
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0006—Arrays
- G02B3/0037—Arrays characterized by the distribution or form of lenses
- G02B3/005—Arrays characterized by the distribution or form of lenses arranged along a single direction only, e.g. lenticular sheets
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0006—Arrays
- G02B3/0037—Arrays characterized by the distribution or form of lenses
- G02B3/0062—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between
- G02B3/0068—Stacked lens arrays, i.e. refractive surfaces arranged in at least two planes, without structurally separate optical elements in-between arranged in a single integral body or plate, e.g. laminates or hybrid structures with other optical elements
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
- Optical Elements Other Than Lenses (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13/850,277 | 2013-03-25 | ||
| US13/850,277 US9784902B2 (en) | 2013-03-25 | 2013-03-25 | Dual-sided film with split light spreading structures |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW201447376A TW201447376A (zh) | 2014-12-16 |
| TWI618948B true TWI618948B (zh) | 2018-03-21 |
Family
ID=50729805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW103110921A TWI618948B (zh) | 2013-03-25 | 2014-03-24 | 具有分光擴散結構之雙側薄膜 |
Country Status (7)
| Country | Link |
|---|---|
| US (2) | US9784902B2 (enExample) |
| EP (1) | EP2979118B1 (enExample) |
| JP (1) | JP6584386B2 (enExample) |
| KR (1) | KR20150134389A (enExample) |
| CN (1) | CN105190369B (enExample) |
| TW (1) | TWI618948B (enExample) |
| WO (1) | WO2014160670A1 (enExample) |
Families Citing this family (72)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2014181865A1 (ja) * | 2013-05-10 | 2014-11-13 | 株式会社クラレ | 照明装置 |
| TWI512372B (zh) * | 2013-05-14 | 2015-12-11 | Innolux Corp | 背光模組及顯示裝置 |
| US20150023052A1 (en) * | 2013-07-18 | 2015-01-22 | Unipixel Displays, Inc. | Two-sided light guide |
| US20150185957A1 (en) * | 2013-12-30 | 2015-07-02 | Hannstar Display Corporation | Touch naked eyes stereoscopic display |
| US10161593B2 (en) | 2014-02-25 | 2018-12-25 | 3M Innovative Properties Company | Solid state lighting device with virtual filament(s) |
| WO2016021861A1 (en) * | 2014-08-02 | 2016-02-11 | Samsung Electronics Co., Ltd. | Electronic device and user interaction method thereof |
| KR102256589B1 (ko) * | 2014-09-11 | 2021-05-27 | 서울바이오시스 주식회사 | 면광원 uv led 램프와 그 제조방법 |
| US10582192B2 (en) | 2014-11-24 | 2020-03-03 | Samsung Electronics Co., Ltd. | Display apparatus |
| JP2016109994A (ja) * | 2014-12-10 | 2016-06-20 | 日東電工株式会社 | 液晶表示装置 |
| CN104536069B (zh) * | 2015-01-06 | 2018-01-12 | 京东方科技集团股份有限公司 | 分光膜、背光模组及显示装置 |
| WO2016205237A1 (en) * | 2015-06-16 | 2016-12-22 | 3M Innovative Properties Company | Display including switchable backlight and front surface film |
| KR102447099B1 (ko) * | 2015-09-23 | 2022-09-26 | 삼성전자주식회사 | 광원 디바이스, 이를 포함하는 디스플레이 장치, 디스플레이 방법 |
| USRE49613E1 (en) | 2015-11-27 | 2023-08-15 | Sioptica Gmbh | Screen for a free and restricted operating mode |
| TWI563325B (en) * | 2015-12-04 | 2016-12-21 | Young Lighting Technology Inc | Light source module and display apparatus |
| TWI563326B (en) | 2015-12-04 | 2016-12-21 | Young Lighting Technology Inc | Light source module and display apparatus |
| US10754083B2 (en) * | 2015-12-17 | 2020-08-25 | Keiwa Inc. | Optical sheet for backlight unit and backlight unit |
| JP6682864B2 (ja) * | 2016-01-14 | 2020-04-15 | 富士ゼロックス株式会社 | 透過部材、照射装置及び電子ペン |
| US9905142B2 (en) * | 2016-01-28 | 2018-02-27 | International Business Machines Corporation | Uni-directional and multi-directional interchangeable screen |
| JP2019510998A (ja) * | 2016-01-30 | 2019-04-18 | レイア、インコーポレイテッドＬｅｉａ Ｉｎｃ． | プライバシーディスプレイおよびデュアルモードプライバシーディスプレイシステム |
| CN105759506A (zh) * | 2016-05-18 | 2016-07-13 | 京东方科技集团股份有限公司 | 一种背光模组及显示器件 |
| WO2017200950A1 (en) | 2016-05-19 | 2017-11-23 | Reald Spark, Llc | Wide angle imaging directional backlights |
| US10466405B2 (en) * | 2016-06-14 | 2019-11-05 | Keiwa Inc. | Prism sheet for backlight unit and backlight unit for liquid crystal display device |
| JP7214334B2 (ja) * | 2016-06-14 | 2023-01-30 | 恵和株式会社 | バックライトユニット用プリズムシート及び液晶表示装置用バックライトユニット |
| CN106019696A (zh) * | 2016-08-12 | 2016-10-12 | 京东方科技集团股份有限公司 | 一种显示模组及显示器件 |
| DE102016120256A1 (de) * | 2016-10-24 | 2018-04-26 | Ledvance Gmbh | Beleuchtungsvorrichtung mit variabler lichtverteilung |
| US10955592B2 (en) | 2016-11-03 | 2021-03-23 | 3M Innovative Properties Company | Multiplexing backlight with asymmetric turning film |
| US11099314B2 (en) * | 2017-01-04 | 2021-08-24 | 3M Innovative Properties Company | Light control film with turning film and lenticular diffuser for view enhancement in the horizontal plane |
| US11307333B2 (en) * | 2017-01-04 | 2022-04-19 | 3M Innovative Properties Company | Asymmetric turning film with top-hat light output distributions |
| CN110809732B (zh) | 2017-05-08 | 2025-01-10 | 瑞尔D斯帕克有限责任公司 | 用于成像定向背光源的光学叠堆 |
| US11327358B2 (en) | 2017-05-08 | 2022-05-10 | Reald Spark, Llc | Optical stack for directional display |
| US10838133B2 (en) * | 2017-06-30 | 2020-11-17 | Sioptica Gmbh | Screen for a free and a restricted viewing mode |
| DE102017006285A1 (de) * | 2017-06-30 | 2019-01-03 | Sioptica Gmbh | Bildschirm für einen freien und einen eingeschränkten Sichtmodus |
| JP2019053167A (ja) * | 2017-09-14 | 2019-04-04 | 日東電工株式会社 | 光学積層体 |
| TWI878209B (zh) | 2017-09-15 | 2025-04-01 | 美商瑞爾Ｄ斯帕克有限責任公司 | 顯示裝置及應用於顯示裝置的視角控制光學元件 |
| WO2019090246A1 (en) | 2017-11-06 | 2019-05-09 | Reald Spark, Llc | Privacy display apparatus |
| DE102017223077A1 (de) | 2017-12-18 | 2019-06-19 | Robert Bosch Gmbh | Optisches Element zum Ausrichten von Lichtstrahlen |
| KR102759510B1 (ko) | 2018-01-25 | 2025-02-04 | 리얼디 스파크, 엘엘씨 | 프라이버시 디스플레이를 위한 터치스크린 |
| CA3089476A1 (en) | 2018-01-25 | 2019-08-01 | Reald Spark, Llc | Reflective optical stack for privacy display |
| US10901227B2 (en) | 2018-02-21 | 2021-01-26 | American Sterilizer Company | Refractive lens array assembly |
| KR102759511B1 (ko) * | 2018-03-22 | 2025-02-03 | 리얼디 스파크, 엘엘씨 | 지향성 백라이트용 광학 도파관 |
| WO2020005748A1 (en) | 2018-06-29 | 2020-01-02 | Reald Spark, Llc | Optical stack for privacy display |
| CN112602011A (zh) | 2018-07-18 | 2021-04-02 | 瑞尔D斯帕克有限责任公司 | 用于可切换定向显示器的光学堆叠 |
| WO2020072643A1 (en) | 2018-10-03 | 2020-04-09 | Reald Spark, Llc | Privacy display control apparatus |
| US11092852B2 (en) | 2018-11-07 | 2021-08-17 | Reald Spark, Llc | Directional display apparatus |
| US11287677B2 (en) | 2019-01-07 | 2022-03-29 | Reald Spark, Llc | Optical stack for privacy display |
| US11029566B2 (en) | 2019-02-12 | 2021-06-08 | Reald Spark, Llc | Diffuser for privacy display |
| DE102019207867A1 (de) * | 2019-05-29 | 2020-12-03 | Robert Bosch Gmbh | Optische Anordnung mit einem verbesserten Aberrationsverhalten und LIDAR-Vorrichtung mit einer derartigen Anordnung |
| JP2019164386A (ja) * | 2019-06-26 | 2019-09-26 | 日東電工株式会社 | 液晶表示装置 |
| TWI912252B (zh) | 2019-07-02 | 2026-01-21 | 美商瑞爾Ｄ斯帕克有限責任公司 | 定向顯示設備 |
| CN110568531A (zh) * | 2019-09-19 | 2019-12-13 | 重庆京东方显示照明有限公司 | 防窥膜和显示装置 |
| CN114730549B (zh) | 2019-10-02 | 2025-07-11 | 瑞尔D斯帕克有限责任公司 | 隐私显示设备 |
| US11733578B2 (en) | 2019-11-13 | 2023-08-22 | ReaID Spark, LLC | Display device with uniform off-axis luminance reduction |
| WO2021118936A1 (en) | 2019-12-10 | 2021-06-17 | Reald Spark, Llc | Control of reflections of a display device |
| EP4143631A4 (en) | 2020-04-30 | 2024-05-29 | RealD Spark, LLC | DIRECTION INDICATOR |
| US11353752B2 (en) | 2020-04-30 | 2022-06-07 | Reald Spark, Llc | Directional display apparatus |
| US11237417B2 (en) | 2020-04-30 | 2022-02-01 | Reald Spark, Llc | Directional display apparatus |
| US11624944B2 (en) | 2020-07-29 | 2023-04-11 | Reald Spark, Llc | Backlight for switchable directional display |
| TWI898003B (zh) | 2020-07-29 | 2025-09-21 | 美商瑞爾Ｄ斯帕克有限責任公司 | 光瞳照明裝置 |
| JP7184220B1 (ja) * | 2021-07-12 | 2022-12-06 | 凸版印刷株式会社 | 空中表示装置 |
| DE102021003866B4 (de) * | 2021-07-27 | 2025-03-20 | Mercedes-Benz Group AG | Lichtleiter und Verfahren zu dessen Herstellung |
| US11892717B2 (en) | 2021-09-30 | 2024-02-06 | Reald Spark, Llc | Marks for privacy display |
| JP7834864B2 (ja) * | 2021-12-21 | 2026-03-24 | ラディアント（クワンチョウ）オプト‐エレクトロニクス カンパニー リミテッド | 光学フィルム、光学フィルムセット、バックライトモジュール及び表示装置 |
| EP4476588A4 (en) | 2022-02-09 | 2025-12-31 | Reald Spark Llc | PRIVACY DISPLAY MONITORED BY AN OBSERVER |
| TW202332973A (zh) | 2022-02-09 | 2023-08-16 | 美商瑞爾Ｄ斯帕克有限責任公司 | 具均勻減低偏軸亮度之顯示裝置 |
| CN119053908A (zh) | 2022-04-07 | 2024-11-29 | 瑞尔D斯帕克有限责任公司 | 定向显示设备 |
| US12066650B2 (en) * | 2022-05-24 | 2024-08-20 | 3M Innovative Properties Company | Azimuthally anisotropic polarization sensitive optical filter |
| GB2622621B (en) * | 2022-09-23 | 2025-08-20 | Design Led Products Ltd | Backlighting unit, display screen, and method of manufacture |
| TW202441227A (zh) | 2023-03-29 | 2024-10-16 | 美商瑞爾Ｄ斯帕克有限責任公司 | 角度濾光片標記 |
| JP2026515841A (ja) | 2023-04-25 | 2026-05-19 | リアルディー スパーク エルエルシー | 切り替え可能なプライバシーディスプレイ |
| WO2025030030A2 (en) | 2023-08-03 | 2025-02-06 | Reald Spark, Llc | Privacy displays |
| CN117518609A (zh) * | 2023-08-10 | 2024-02-06 | 武汉华星光电技术有限公司 | 一种显示装置 |
| NL2038843B1 (en) * | 2024-10-15 | 2026-05-07 | Scale Nanotech Oue | Accumulating optical element |
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| US7887221B2 (en) * | 2008-02-14 | 2011-02-15 | Optivision Technology Inc. | Diffuser with light condensing function |
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Also Published As
| Publication number | Publication date |
|---|---|
| TW201447376A (zh) | 2014-12-16 |
| WO2014160670A1 (en) | 2014-10-02 |
| US20180031757A1 (en) | 2018-02-01 |
| EP2979118B1 (en) | 2019-06-05 |
| JP6584386B2 (ja) | 2019-10-02 |
| CN105190369A (zh) | 2015-12-23 |
| CN105190369B (zh) | 2019-02-19 |
| KR20150134389A (ko) | 2015-12-01 |
| US10247872B2 (en) | 2019-04-02 |
| US9784902B2 (en) | 2017-10-10 |
| US20140286044A1 (en) | 2014-09-25 |
| JP2016520855A (ja) | 2016-07-14 |
| EP2979118A1 (en) | 2016-02-03 |
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