AU4429489A - Variable density light control apparatus and method - Google Patents
Variable density light control apparatus and methodInfo
- Publication number
- AU4429489A AU4429489A AU44294/89A AU4429489A AU4429489A AU 4429489 A AU4429489 A AU 4429489A AU 44294/89 A AU44294/89 A AU 44294/89A AU 4429489 A AU4429489 A AU 4429489A AU 4429489 A AU4429489 A AU 4429489A
- Authority
- AU
- Australia
- Prior art keywords
- control apparatus
- light control
- variable density
- density light
- variable
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
- C09K19/54—Additives having no specific mesophase characterised by their chemical composition
- C09K19/542—Macromolecular compounds
- C09K19/544—Macromolecular compounds as dispersing or encapsulating medium around the liquid crystal
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
- G02C7/101—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses having an electro-optical light valve
-
- 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
- G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/13725—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on guest-host interaction
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Mathematical Physics (AREA)
- Dispersion Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Liquid Crystal (AREA)
- Polarising Elements (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US25995188A | 1988-10-19 | 1988-10-19 | |
US259951 | 1988-10-19 | ||
US26104588A | 1988-10-21 | 1988-10-21 | |
US261045 | 1988-10-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
AU4429489A true AU4429489A (en) | 1990-05-14 |
Family
ID=26947637
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU44294/89A Abandoned AU4429489A (en) | 1988-10-19 | 1989-10-17 | Variable density light control apparatus and method |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0394416A4 (en) |
JP (1) | JPH03503322A (en) |
AU (1) | AU4429489A (en) |
CA (1) | CA2000939A1 (en) |
WO (1) | WO1990004805A1 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03192324A (en) * | 1989-12-22 | 1991-08-22 | Matsushita Electric Ind Co Ltd | Polymer dispersion type liquid crystal display device |
JPH063528B2 (en) * | 1990-03-16 | 1994-01-12 | 富士ゼロックス株式会社 | Light modulation display element and display method |
ATE169126T1 (en) * | 1991-05-01 | 1998-08-15 | Canon Kk | LIQUID CRYSTAL DEVICE AND DISPLAY DEVICE AND REPRESENTATION METHOD USING SAME |
JPH05303086A (en) * | 1991-05-01 | 1993-11-16 | Canon Inc | Liquid crystal element and display device and display method using the device |
US5486940A (en) * | 1993-06-17 | 1996-01-23 | Optical Shields, Inc. | Liquid crystal light polarizer and method |
US5751388A (en) * | 1995-04-07 | 1998-05-12 | Honeywell Inc. | High efficiency polarized display |
KR19980020098A (en) * | 1996-09-05 | 1998-06-25 | 손욱 | Window using liquid crystal display device |
US7110177B2 (en) | 2002-01-18 | 2006-09-19 | Nitto Denko Corporation | Polarizing film and image display |
TWI266907B (en) | 2002-07-24 | 2006-11-21 | Nitto Denko Corp | Polarizing device, optical thin film using the same, and image display device using the same |
JP4614421B2 (en) | 2004-03-31 | 2011-01-19 | 日東電工株式会社 | Manufacturing method of polarizing film |
CA2463461C (en) | 2004-04-14 | 2012-06-19 | Kenneth R. Fletcher | Method of customizing a vehicle with decals, a vehicle decal assembly and a vehicle customized with decals in accordance with the method |
JP2021162793A (en) | 2020-04-02 | 2021-10-11 | 日東電工株式会社 | Interior structure of vehicle |
JP2021162792A (en) | 2020-04-02 | 2021-10-11 | 日東電工株式会社 | Reflection prevention structure |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2553976A1 (en) * | 1974-12-02 | 1976-06-16 | Hermann Budmiger | LIGHT PROTECTION FILTER |
US4182700A (en) * | 1976-07-20 | 1980-01-08 | Benton William J | Elastomeric polyurethane film containing dispersed discrete aggregates of liquid crystal and method of making the same |
US4202601A (en) * | 1978-04-26 | 1980-05-13 | International Telephone And Telegraph Corporation | Training aid for use with night vision apparatus |
WO1981000463A1 (en) * | 1979-07-27 | 1981-02-19 | Minnesota Mining & Mfg | Display device with dynamic internal polarizer |
US4435047A (en) * | 1981-09-16 | 1984-03-06 | Manchester R & D Partnership | Encapsulated liquid crystal and method |
JPS6046506A (en) * | 1983-08-24 | 1985-03-13 | Toray Ind Inc | Polarizing film and its production |
GB8403092D0 (en) * | 1984-02-06 | 1984-03-07 | Gardner H I | Polarshade |
JP2721497B2 (en) * | 1984-03-19 | 1998-03-04 | ケント・ステート・ユニバーシティ | Method for producing light modulating substance |
DE3650314T2 (en) * | 1985-09-17 | 1995-10-26 | Kent State University, Kent, Ohio | LIQUID CRYSTALINE, LIGHT-MODULATING MATERIALS. |
-
1989
- 1989-10-17 WO PCT/US1989/004665 patent/WO1990004805A1/en not_active Application Discontinuation
- 1989-10-17 JP JP51113589A patent/JPH03503322A/en active Pending
- 1989-10-17 AU AU44294/89A patent/AU4429489A/en not_active Abandoned
- 1989-10-17 EP EP19890911977 patent/EP0394416A4/en not_active Withdrawn
- 1989-10-18 CA CA 2000939 patent/CA2000939A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO1990004805A1 (en) | 1990-05-03 |
EP0394416A1 (en) | 1990-10-31 |
CA2000939A1 (en) | 1990-04-19 |
JPH03503322A (en) | 1991-07-25 |
EP0394416A4 (en) | 1992-07-08 |
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