GB2422680B - Switchable phase grating - Google Patents
Switchable phase gratingInfo
- Publication number
- GB2422680B GB2422680B GB0501696A GB0501696A GB2422680B GB 2422680 B GB2422680 B GB 2422680B GB 0501696 A GB0501696 A GB 0501696A GB 0501696 A GB0501696 A GB 0501696A GB 2422680 B GB2422680 B GB 2422680B
- Authority
- GB
- United Kingdom
- Prior art keywords
- phase grating
- switchable phase
- switchable
- grating
- phase
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1828—Diffraction gratings having means for producing variable diffraction
-
- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/004—Optical devices or arrangements for the control of light using movable or deformable optical elements based on a displacement or a deformation of a fluid
-
- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/292—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 position or the direction of light beams, i.e. deflection by controlled diffraction or phased-array beam steering
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mechanical Light Control Or Optical Switches (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0501696A GB2422680B (en) | 2005-01-27 | 2005-01-27 | Switchable phase grating |
PCT/GB2006/000274 WO2006079821A1 (en) | 2005-01-27 | 2006-01-27 | Switchable phase grating |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0501696A GB2422680B (en) | 2005-01-27 | 2005-01-27 | Switchable phase grating |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0501696D0 GB0501696D0 (en) | 2005-03-02 |
GB2422680A GB2422680A (en) | 2006-08-02 |
GB2422680B true GB2422680B (en) | 2010-04-14 |
Family
ID=34259760
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0501696A Expired - Fee Related GB2422680B (en) | 2005-01-27 | 2005-01-27 | Switchable phase grating |
Country Status (2)
Country | Link |
---|---|
GB (1) | GB2422680B (en) |
WO (1) | WO2006079821A1 (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007024236A1 (en) * | 2007-05-21 | 2008-11-27 | Seereal Technologies S.A. | Holographic reconstruction system with an array of controllable microprisms |
NL2015760A (en) * | 2014-11-24 | 2016-09-13 | Asml Netherlands Bv | Radiation Beam Apparatus. |
US20180237696A1 (en) | 2015-08-11 | 2018-08-23 | Merck Patent Gmbh | Material combination |
CN110727103B (en) * | 2019-10-31 | 2021-10-22 | 京东方科技集团股份有限公司 | Electrowetting device and display device |
WO2023107352A1 (en) * | 2021-12-06 | 2023-06-15 | Meta Platforms Technologies, Llc | Active fluidic optical element |
US20230176377A1 (en) | 2021-12-06 | 2023-06-08 | Facebook Technologies, Llc | Directional illuminator and display apparatus with switchable diffuser |
US12061343B2 (en) | 2022-05-12 | 2024-08-13 | Meta Platforms Technologies, Llc | Field of view expansion by image light redirection |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1069450A2 (en) * | 1999-06-16 | 2001-01-17 | Canon Kabushiki Kaisha | Optical element and optical device having it |
WO2004027489A1 (en) * | 2002-09-19 | 2004-04-01 | Koninklijke Philips Electronics N.V. | Switchable optical element |
WO2004027490A1 (en) * | 2002-09-19 | 2004-04-01 | Koninklijke Philips Electronics N.V. | Electrowetting optical switch |
US20040160684A1 (en) * | 2001-06-05 | 2004-08-19 | Menno Willem Jose Prins | Display device based on frustrated total internal reflection |
WO2006046185A1 (en) * | 2004-10-27 | 2006-05-04 | Koninklijke Philips Electronics N.V. | Optical element, optical device, atmosphere provider, optical scanning device, light coupling device, and method of operating interfacial waves |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI20010917A (en) * | 2001-05-03 | 2002-11-04 | Nokia Corp | Electrically reconfigurable optical devices and methods for their formation |
CN100443926C (en) * | 2004-03-04 | 2008-12-17 | 皇家飞利浦电子股份有限公司 | An optical component for introducing optical aberrations to a light beam |
-
2005
- 2005-01-27 GB GB0501696A patent/GB2422680B/en not_active Expired - Fee Related
-
2006
- 2006-01-27 WO PCT/GB2006/000274 patent/WO2006079821A1/en not_active Application Discontinuation
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1069450A2 (en) * | 1999-06-16 | 2001-01-17 | Canon Kabushiki Kaisha | Optical element and optical device having it |
US20040160684A1 (en) * | 2001-06-05 | 2004-08-19 | Menno Willem Jose Prins | Display device based on frustrated total internal reflection |
WO2004027489A1 (en) * | 2002-09-19 | 2004-04-01 | Koninklijke Philips Electronics N.V. | Switchable optical element |
WO2004027490A1 (en) * | 2002-09-19 | 2004-04-01 | Koninklijke Philips Electronics N.V. | Electrowetting optical switch |
WO2006046185A1 (en) * | 2004-10-27 | 2006-05-04 | Koninklijke Philips Electronics N.V. | Optical element, optical device, atmosphere provider, optical scanning device, light coupling device, and method of operating interfacial waves |
Also Published As
Publication number | Publication date |
---|---|
GB2422680A (en) | 2006-08-02 |
WO2006079821A1 (en) | 2006-08-03 |
GB0501696D0 (en) | 2005-03-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20130127 |