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
- 239000010409 thin film Substances 0.000 claims description 62
- 230000005284 excitation Effects 0.000 claims 1
- 239000011295 pitch Substances 0.000 description 52
- 238000013461 design Methods 0.000 description 38
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- 238000010586 diagram Methods 0.000 description 13
- YZCKVEUIGOORGS-NJFSPNSNSA-N Tritium Chemical compound [3H] YZCKVEUIGOORGS-NJFSPNSNSA-N 0.000 description 8
- 239000000470 constituent Substances 0.000 description 8
- 229910052722 tritium Inorganic materials 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 238000000605 extraction Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 238000007788 roughening Methods 0.000 description 7
- 238000000576 coating method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 238000007689 inspection Methods 0.000 description 6
- 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
- 230000005540 biological transmission Effects 0.000 description 3
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- 229920000178 Acrylic resin Polymers 0.000 description 2
- 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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- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 description 1
- KZUNJOHGWZRPMI-UHFFFAOYSA-N samarium atom Chemical group [Sm] KZUNJOHGWZRPMI-UHFFFAOYSA-N 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 (OSRAM) |
| EP (1) | EP2979118B1 (OSRAM) |
| JP (1) | JP6584386B2 (OSRAM) |
| KR (1) | KR20150134389A (OSRAM) |
| CN (1) | CN105190369B (OSRAM) |
| TW (1) | TWI618948B (OSRAM) |
| WO (1) | WO2014160670A1 (OSRAM) |
Families Citing this family (67)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2911588C (en) * | 2013-05-10 | 2017-10-24 | Kuraray Co., Ltd. | Illumination device |
| 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 |
| EP3311220B1 (en) * | 2015-06-16 | 2023-05-24 | 3M Innovative Properties Company | 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 |
| CN108474876B (zh) * | 2015-12-17 | 2021-09-07 | 惠和株式会社 | 背光单元用光学片和背光单元 |
| 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 |
| CN108603979B (zh) * | 2016-01-30 | 2020-03-17 | 镭亚股份有限公司 | 隐私显示器和双模隐私显示系统 |
| 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 |
| EP3458897B1 (en) | 2016-05-19 | 2025-04-02 | RealD Spark, LLC | Wide angle imaging directional backlights |
| 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 |
| US10466405B2 (en) * | 2016-06-14 | 2019-11-05 | Keiwa Inc. | Prism sheet for backlight unit and backlight unit for liquid crystal display device |
| 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 |
| CN112817175A (zh) * | 2016-11-03 | 2021-05-18 | 3M创新有限公司 | 具有非对称转向膜的多路复用背光源 |
| JP2020504846A (ja) * | 2017-01-04 | 2020-02-13 | スリーエム イノベイティブ プロパティズ カンパニー | 水平面の視野向上のための転向フィルム及びレンズ状ディフューザを有する光制御フィルム |
| US11307333B2 (en) * | 2017-01-04 | 2022-04-19 | 3M Innovative Properties Company | Asymmetric turning film with top-hat light output distributions |
| US20210199879A1 (en) | 2017-05-08 | 2021-07-01 | Reald Spark, Llc | Optical stack for imaging directional backlights |
| EP3622342A4 (en) | 2017-05-08 | 2021-02-17 | RealD Spark, LLC | OPTICAL STACK FOR DIRECTIVE 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 |
| US11109014B2 (en) | 2017-11-06 | 2021-08-31 | Reald Spark, Llc | Privacy display apparatus |
| DE102017223077A1 (de) | 2017-12-18 | 2019-06-19 | Robert Bosch Gmbh | Optisches Element zum Ausrichten von Lichtstrahlen |
| KR102853103B1 (ko) | 2018-01-25 | 2025-09-03 | 리얼디 스파크, 엘엘씨 | 프라이버시 디스플레이를 위한 반사 광학 스택 |
| CN118672006A (zh) | 2018-01-25 | 2024-09-20 | 瑞尔D斯帕克有限责任公司 | 用于隐私显示器的触摸屏 |
| US10901227B2 (en) | 2018-02-21 | 2021-01-26 | American Sterilizer Company | Refractive lens array assembly |
| JP7495027B2 (ja) * | 2018-03-22 | 2024-06-04 | リアルディー スパーク エルエルシー | 光導波路、バックライト装置およびディスプレイ装置 |
| CN112639591B (zh) | 2018-06-29 | 2025-06-06 | 瑞尔D斯帕克有限责任公司 | 隐私显示的稳定化 |
| 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 |
| WO2020097156A1 (en) | 2018-11-07 | 2020-05-14 | Reald Spark, Llc | Directional display apparatus |
| WO2020146091A1 (en) | 2019-01-07 | 2020-07-16 | 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 |
| TW202102883A (zh) | 2019-07-02 | 2021-01-16 | 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 |
| WO2021097040A1 (en) | 2019-11-13 | 2021-05-20 | Reald Spark, Llc | Display device with uniform off-axis luminance reduction |
| EP4073560A4 (en) | 2019-12-10 | 2024-02-21 | RealD Spark, LLC | REFLECTION CONTROL OF A DISPLAY DEVICE |
| EP4143042B1 (en) | 2020-04-30 | 2025-09-24 | RealD Spark, LLC | Directional display apparatus |
| EP4143631A4 (en) | 2020-04-30 | 2024-05-29 | RealD Spark, LLC | DIRECTION INDICATOR |
| US11442316B2 (en) | 2020-04-30 | 2022-09-13 | 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 |
| 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 |
| KR20240123339A (ko) * | 2021-12-21 | 2024-08-13 | 라디안트 (광저우) 옵토-엘렉트로닉스 컴퍼니 리미티드 | 광학 필름, 광학 필름군, 백라이트 모듈 및 디스플레이 장치 |
| WO2023154217A1 (en) | 2022-02-09 | 2023-08-17 | Reald Spark, Llc | Observer-tracked privacy display |
| EP4505240A1 (en) | 2022-04-07 | 2025-02-12 | RealD Spark, LLC | Directional display apparatus |
| 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 |
| WO2024226506A1 (en) | 2023-04-25 | 2024-10-31 | Reald Spark, Llc | Switchable privacy display |
| WO2025030030A2 (en) | 2023-08-03 | 2025-02-06 | Reald Spark, Llc | Privacy displays |
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Also Published As
| Publication number | Publication date |
|---|---|
| KR20150134389A (ko) | 2015-12-01 |
| JP6584386B2 (ja) | 2019-10-02 |
| US20180031757A1 (en) | 2018-02-01 |
| EP2979118B1 (en) | 2019-06-05 |
| WO2014160670A1 (en) | 2014-10-02 |
| TW201447376A (zh) | 2014-12-16 |
| CN105190369A (zh) | 2015-12-23 |
| US9784902B2 (en) | 2017-10-10 |
| US10247872B2 (en) | 2019-04-02 |
| EP2979118A1 (en) | 2016-02-03 |
| US20140286044A1 (en) | 2014-09-25 |
| CN105190369B (zh) | 2019-02-19 |
| JP2016520855A (ja) | 2016-07-14 |
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