DE2114658C3 - Lichtventil - Google Patents

Lichtventil

Info

Publication number
DE2114658C3
DE2114658C3 DE2114658A DE2114658A DE2114658C3 DE 2114658 C3 DE2114658 C3 DE 2114658C3 DE 2114658 A DE2114658 A DE 2114658A DE 2114658 A DE2114658 A DE 2114658A DE 2114658 C3 DE2114658 C3 DE 2114658C3
Authority
DE
Germany
Prior art keywords
cell
suspension
light
flow
particles
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
Application number
DE2114658A
Other languages
German (de)
English (en)
Other versions
DE2114658B2 (de
DE2114658A1 (de
Inventor
Francis Cabot Huntington Station N.Y. Lowell
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Research Frontiers Inc
Original Assignee
Research Frontiers Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Research Frontiers Inc filed Critical Research Frontiers Inc
Publication of DE2114658A1 publication Critical patent/DE2114658A1/de
Publication of DE2114658B2 publication Critical patent/DE2114658B2/de
Application granted granted Critical
Publication of DE2114658C3 publication Critical patent/DE2114658C3/de
Expired legal-status Critical Current

Links

Classifications

    • 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 
    • G02F1/17—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 variable-absorption elements not provided for in groups G02F1/015 - G02F1/169
    • G02F1/172—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 variable-absorption elements not provided for in groups G02F1/015 - G02F1/169 based on a suspension of orientable dipolar particles, e.g. suspended particles displays

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
DE2114658A 1970-04-01 1971-03-26 Lichtventil Expired DE2114658C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US2554170A 1970-04-01 1970-04-01

Publications (3)

Publication Number Publication Date
DE2114658A1 DE2114658A1 (de) 1971-10-21
DE2114658B2 DE2114658B2 (de) 1981-02-19
DE2114658C3 true DE2114658C3 (de) 1981-10-15

Family

ID=21826680

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2114658A Expired DE2114658C3 (de) 1970-04-01 1971-03-26 Lichtventil

Country Status (7)

Country Link
JP (1) JPS5347701B1 (en:Method)
BR (1) BR7101915D0 (en:Method)
CA (1) CA963567A (en:Method)
DE (1) DE2114658C3 (en:Method)
FR (1) FR2092580A5 (en:Method)
GB (1) GB1349921A (en:Method)
ZA (1) ZA711874B (en:Method)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3876288A (en) * 1972-09-08 1975-04-08 West Electric Co Light controlling device
US4320335A (en) * 1979-07-19 1982-03-16 Brunswick Corporation Energy regulating system
DE3049093A1 (de) * 1980-12-24 1982-07-29 SWF-Spezialfabrik für Autozubehör Gustav Rau GmbH, 7120 Bietigheim-Bissingen Elektrooptisches anzeigeelement und verfahren zu seiner herstellung
GB8812262D0 (en) * 1988-05-24 1988-06-29 Emi Plc Thorn Display device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1963496A (en) * 1933-01-16 1934-06-19 Edwin H Land Light valve
DE1564313A1 (de) * 1966-03-11 1969-09-04 Marks Alvin Melville Elektrisch schaltbares Lichtsteuergeraet

Also Published As

Publication number Publication date
FR2092580A5 (en:Method) 1972-01-21
JPS5347701B1 (en:Method) 1978-12-22
DE2114658B2 (de) 1981-02-19
GB1349921A (en) 1974-04-10
CA963567A (en) 1975-02-25
ZA711874B (en) 1971-12-29
BR7101915D0 (pt) 1973-05-03
DE2114658A1 (de) 1971-10-21

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Legal Events

Date Code Title Description
OD Request for examination
C3 Grant after two publication steps (3rd publication)
8339 Ceased/non-payment of the annual fee