CN109477911A - 微透镜阵列漫射器 - Google Patents
微透镜阵列漫射器 Download PDFInfo
- Publication number
- CN109477911A CN109477911A CN201780043969.9A CN201780043969A CN109477911A CN 109477911 A CN109477911 A CN 109477911A CN 201780043969 A CN201780043969 A CN 201780043969A CN 109477911 A CN109477911 A CN 109477911A
- Authority
- CN
- China
- Prior art keywords
- microlens array
- diffusing globe
- lenticule
- generate
- light
- 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
- 238000005286 illumination Methods 0.000 claims abstract description 40
- 238000009792 diffusion process Methods 0.000 claims abstract description 38
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 14
- 239000011159 matrix material Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims 2
- 125000006850 spacer group Chemical group 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 6
- 230000005855 radiation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/48—Laser speckle optics
-
- 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
- G02B3/0043—Inhomogeneous or irregular arrays, e.g. varying shape, size, height
-
- 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
- G02B5/0221—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 the surface having an irregular structure
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201662341268P | 2016-05-25 | 2016-05-25 | |
US62/341,268 | 2016-05-25 | ||
PCT/SG2017/050265 WO2017204748A1 (en) | 2016-05-25 | 2017-05-22 | Microlens array diffusers |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109477911A true CN109477911A (zh) | 2019-03-15 |
CN109477911B CN109477911B (zh) | 2021-06-04 |
Family
ID=60411494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201780043969.9A Active CN109477911B (zh) | 2016-05-25 | 2017-05-22 | 微透镜阵列漫射器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11009631B2 (zh) |
EP (1) | EP3465291A4 (zh) |
KR (1) | KR102471578B1 (zh) |
CN (1) | CN109477911B (zh) |
TW (1) | TWI766868B (zh) |
WO (1) | WO2017204748A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021087998A1 (zh) * | 2019-11-08 | 2021-05-14 | 南昌欧菲生物识别技术有限公司 | 光发射模组、深度相机和电子设备 |
WO2021142610A1 (zh) * | 2020-01-14 | 2021-07-22 | 南昌欧菲生物识别技术有限公司 | 微透镜阵列、透镜阵列、tof发射模块及具有其的电子设备 |
CN114762308A (zh) * | 2019-11-25 | 2022-07-15 | Lg伊诺特有限公司 | 测距相机设备 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6826433B2 (ja) * | 2016-12-28 | 2021-02-03 | デクセリアルズ株式会社 | 反射型拡散板、表示装置、投影装置及び照明装置 |
DE102019000272B4 (de) * | 2018-01-19 | 2023-11-16 | Cognex Corporation | System zum bilden einer homogenisierten beleuchtungslinie, die als eine linie mit geringem speckle bildlich erfasst werden kann |
EP3598591A1 (en) * | 2018-07-17 | 2020-01-22 | Koninklijke Philips N.V. | Laser arrangement with reduced building height |
US12092836B2 (en) * | 2018-10-26 | 2024-09-17 | Viavi Solutions Inc. | Optical element and optical system |
CN211857087U (zh) * | 2020-02-24 | 2020-11-03 | 宁波激智科技股份有限公司 | 一种减干涉准直膜 |
US11825182B2 (en) * | 2020-10-12 | 2023-11-21 | Waymo Llc | Camera module with IR LEDs for uniform illumination |
US11396994B1 (en) | 2021-02-16 | 2022-07-26 | Ii-Vi Delaware, Inc. | Laser light source having diffuser element and light diverging optic |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020145797A1 (en) * | 2001-02-07 | 2002-10-10 | Sales Tasso R.M. | High-contrast screen with random microlens array |
US20040130790A1 (en) * | 2002-09-20 | 2004-07-08 | Sales Tasso R. M. | Random microlens array for optical beam shaping and homogenization |
CN1522386A (zh) * | 2002-04-03 | 2004-08-18 | ������������ʽ���� | 光透射性片及制造装置、背投投影机,程序和计算机可读记录媒体 |
US6972401B2 (en) * | 2003-01-30 | 2005-12-06 | Smart Technologies Inc. | Illuminated bezel and touch system incorporating the same |
US20080020291A1 (en) * | 2006-07-20 | 2008-01-24 | Zhijian Lu | Optical diffusers, photomasks and their methods of fabrication |
US7652822B2 (en) * | 2006-05-08 | 2010-01-26 | Bright View Technologies, Inc. | Methods and apparatus for processing a large area pulsed laser beam to create apertures through microlens arrays |
CN102484212A (zh) * | 2009-06-16 | 2012-05-30 | 欧司朗光电半导体有限公司 | 发射辐射的装置 |
US20140204608A1 (en) * | 2011-09-26 | 2014-07-24 | Sekonix Co., Ltd. | Optical film having an atypical pattern, method for manufacturing the same, and backlight assembly to which the optical film is applied |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6410213B1 (en) | 1998-06-09 | 2002-06-25 | Corning Incorporated | Method for making optical microstructures having profile heights exceeding fifteen microns |
WO2016051766A1 (ja) * | 2014-09-30 | 2016-04-07 | 株式会社クラレ | 拡散板及び拡散板の製造方法 |
-
2017
- 2017-05-22 US US16/304,365 patent/US11009631B2/en active Active
- 2017-05-22 KR KR1020187037449A patent/KR102471578B1/ko active IP Right Grant
- 2017-05-22 CN CN201780043969.9A patent/CN109477911B/zh active Active
- 2017-05-22 WO PCT/SG2017/050265 patent/WO2017204748A1/en unknown
- 2017-05-22 EP EP17803177.9A patent/EP3465291A4/en active Pending
- 2017-05-24 TW TW106117116A patent/TWI766868B/zh active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020145797A1 (en) * | 2001-02-07 | 2002-10-10 | Sales Tasso R.M. | High-contrast screen with random microlens array |
CN1522386A (zh) * | 2002-04-03 | 2004-08-18 | ������������ʽ���� | 光透射性片及制造装置、背投投影机,程序和计算机可读记录媒体 |
US20040130790A1 (en) * | 2002-09-20 | 2004-07-08 | Sales Tasso R. M. | Random microlens array for optical beam shaping and homogenization |
US6972401B2 (en) * | 2003-01-30 | 2005-12-06 | Smart Technologies Inc. | Illuminated bezel and touch system incorporating the same |
US7652822B2 (en) * | 2006-05-08 | 2010-01-26 | Bright View Technologies, Inc. | Methods and apparatus for processing a large area pulsed laser beam to create apertures through microlens arrays |
US20080020291A1 (en) * | 2006-07-20 | 2008-01-24 | Zhijian Lu | Optical diffusers, photomasks and their methods of fabrication |
CN102484212A (zh) * | 2009-06-16 | 2012-05-30 | 欧司朗光电半导体有限公司 | 发射辐射的装置 |
US20140204608A1 (en) * | 2011-09-26 | 2014-07-24 | Sekonix Co., Ltd. | Optical film having an atypical pattern, method for manufacturing the same, and backlight assembly to which the optical film is applied |
Non-Patent Citations (1)
Title |
---|
TASSO R.M等: "Engineered microlens array provide new control for display and lighting applications", 《PHOTONICS SPECTRA》 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2021087998A1 (zh) * | 2019-11-08 | 2021-05-14 | 南昌欧菲生物识别技术有限公司 | 光发射模组、深度相机和电子设备 |
CN114762308A (zh) * | 2019-11-25 | 2022-07-15 | Lg伊诺特有限公司 | 测距相机设备 |
CN114762308B (zh) * | 2019-11-25 | 2023-12-01 | Lg伊诺特有限公司 | 测距相机设备 |
WO2021142610A1 (zh) * | 2020-01-14 | 2021-07-22 | 南昌欧菲生物识别技术有限公司 | 微透镜阵列、透镜阵列、tof发射模块及具有其的电子设备 |
Also Published As
Publication number | Publication date |
---|---|
TW201805658A (zh) | 2018-02-16 |
WO2017204748A1 (en) | 2017-11-30 |
EP3465291A4 (en) | 2019-06-12 |
CN109477911B (zh) | 2021-06-04 |
EP3465291A1 (en) | 2019-04-10 |
US20190293843A1 (en) | 2019-09-26 |
US11009631B2 (en) | 2021-05-18 |
TWI766868B (zh) | 2022-06-11 |
KR102471578B1 (ko) | 2022-11-25 |
KR20190009381A (ko) | 2019-01-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109477911A (zh) | 微透镜阵列漫射器 | |
KR102544297B1 (ko) | 패턴 조명을 생성하기 위한 장치 | |
US10663651B2 (en) | Light mixing systems with a glass light pipe | |
US9411083B2 (en) | Light mixing lenses and systems | |
JP2016534513A (ja) | 均一な照明を生成する光学系 | |
KR102439748B1 (ko) | 광학 소자 및 광학 시스템 | |
KR102503362B1 (ko) | 광학 시스템 | |
KR102609838B1 (ko) | 광을 변환하기 위한 조명 모듈들 | |
US10663652B2 (en) | Light mixing systems with a glass light pipe | |
CN108633297A (zh) | 用于机动车的探照灯 | |
EP3521901B1 (en) | Light mixing systems with a glass light pipe | |
RU2700182C2 (ru) | Трубчатое светоизлучающее устройство | |
US20150043191A1 (en) | Lighting apparatus with zooming function | |
TW201415116A (zh) | 發光裝置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: Shinka ha Patentee after: Ames Osram Asia Pacific Pte. Ltd. Country or region after: Singapore Address before: Shinka ha Patentee before: Sensors Singapore Private Ltd. Country or region before: Singapore Address after: Shinka ha Patentee after: Sensors Singapore Private Ltd. Country or region after: Singapore Address before: 26 Woodland Loop, Singapore City, Singapore Patentee before: HEPTAGON MICRO OPTICS Pte. Ltd. Country or region before: Singapore |
|
CP03 | Change of name, title or address |