AU1209200A - System and method for modulating light intensity - Google Patents
System and method for modulating light intensityInfo
- Publication number
- AU1209200A AU1209200A AU12092/00A AU1209200A AU1209200A AU 1209200 A AU1209200 A AU 1209200A AU 12092/00 A AU12092/00 A AU 12092/00A AU 1209200 A AU1209200 A AU 1209200A AU 1209200 A AU1209200 A AU 1209200A
- Authority
- AU
- Australia
- Prior art keywords
- light intensity
- modulating light
- modulating
- intensity
- 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.)
- Abandoned
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/32—Holograms used as optical elements
-
- 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
- G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
-
- 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
- G02F1/133621—Illuminating devices providing coloured light
-
- 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
- G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
- G02F1/13476—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells in which at least one liquid crystal cell or layer assumes a scattering state
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Holo Graphy (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10461698P | 1998-10-16 | 1998-10-16 | |
| US60104616 | 1998-10-16 | ||
| US31291199A | 1999-05-17 | 1999-05-17 | |
| US09312911 | 1999-05-17 | ||
| PCT/US1999/024250 WO2000062104A1 (en) | 1998-10-16 | 1999-10-15 | System and method for modulating light intensity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU1209200A true AU1209200A (en) | 2000-11-14 |
Family
ID=26801742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU12092/00A Abandoned AU1209200A (en) | 1998-10-16 | 1999-10-15 | System and method for modulating light intensity |
Country Status (2)
| Country | Link |
|---|---|
| AU (1) | AU1209200A (en) |
| WO (1) | WO2000062104A1 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6552842B2 (en) * | 2001-04-13 | 2003-04-22 | Ut-Battelle, Llc | Reflective coherent spatial light modulator |
| DE102008020769B3 (en) * | 2008-04-21 | 2009-06-25 | Bundesdruckerei Gmbh | Security element with an electrically stimulable volume hologram and a method for its production |
| DE102008020770B3 (en) * | 2008-04-21 | 2009-10-29 | Bundesdruckerei Gmbh | Security element with an electrically stimulable polarization-dependent volume hologram and method for its production |
| CN114450608A (en) | 2019-08-29 | 2022-05-06 | 迪吉伦斯公司 | Vacuum Bragg grating and method of manufacture |
| US12158612B2 (en) * | 2021-03-05 | 2024-12-03 | Digilens Inc. | Evacuated periodic structures and methods of manufacturing |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0463153B1 (en) * | 1990-01-12 | 1998-04-01 | Polaroid Corporation | Volume phase hologram with liquid crystal in microvoids between fringes |
| US5751452A (en) * | 1993-02-22 | 1998-05-12 | Nippon Telegraph And Telephone Corporation | Optical devices with high polymer material and method of forming the same |
| GB2286058A (en) * | 1994-01-21 | 1995-08-02 | Sharp Kk | Switchable holographic apparatus |
| US5942157A (en) * | 1996-07-12 | 1999-08-24 | Science Applications International Corporation | Switchable volume hologram materials and devices |
-
1999
- 1999-10-15 WO PCT/US1999/024250 patent/WO2000062104A1/en not_active Ceased
- 1999-10-15 AU AU12092/00A patent/AU1209200A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| WO2000062104A1 (en) | 2000-10-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK6 | Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase |