ZA722180B - Thermal convection flow light valve - Google Patents

Thermal convection flow light valve

Info

Publication number
ZA722180B
ZA722180B ZA722180A ZA722180A ZA722180B ZA 722180 B ZA722180 B ZA 722180B ZA 722180 A ZA722180 A ZA 722180A ZA 722180 A ZA722180 A ZA 722180A ZA 722180 B ZA722180 B ZA 722180B
Authority
ZA
South Africa
Prior art keywords
light valve
thermal convection
convection flow
flow light
thermal
Prior art date
Application number
ZA722180A
Other languages
English (en)
Inventor
F Lowell
R Saxe
M Forlini
P Rosenberg
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 ZA722180B publication Critical patent/ZA722180B/xx

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)
  • Temperature-Responsive Valves (AREA)
  • Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
  • Reciprocating Pumps (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Resistance Heating (AREA)
ZA722180A 1971-03-31 1972-03-30 Thermal convection flow light valve ZA722180B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12987371A 1971-03-31 1971-03-31

Publications (1)

Publication Number Publication Date
ZA722180B true ZA722180B (en) 1972-12-27

Family

ID=22442010

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA722180A ZA722180B (en) 1971-03-31 1972-03-30 Thermal convection flow light valve

Country Status (17)

Country Link
JP (1) JPS5513011B1 (OSRAM)
BE (1) BE781496A (OSRAM)
BR (1) BR7201901D0 (OSRAM)
CA (1) CA978631A (OSRAM)
CH (1) CH550414A (OSRAM)
DE (1) DE2214870C3 (OSRAM)
DK (1) DK141543B (OSRAM)
ES (1) ES401391A1 (OSRAM)
FR (1) FR2132376B1 (OSRAM)
GB (1) GB1385383A (OSRAM)
IE (1) IE36244B1 (OSRAM)
IL (1) IL39040A (OSRAM)
IT (1) IT952437B (OSRAM)
NL (1) NL7204215A (OSRAM)
NO (1) NO135610C (OSRAM)
SE (1) SE377619B (OSRAM)
ZA (1) ZA722180B (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3049092A1 (de) * 1980-12-24 1982-07-29 SWF-Spezialfabrik für Autozubehör Gustav Rau GmbH, 7120 Bietigheim-Bissingen Zelle fuer ein elektrooptisches anzeigeelement und verfahren zu ihrer herstellung
DE3447311A1 (de) * 1984-12-24 1986-06-26 Fa. Carl Zeiss, 7920 Heidenheim Laser mit durchstimmbarer emissionswellenlaenge
GB2226654B (en) * 1988-11-19 1993-06-09 Napier Consultancy Services Li Screen
FR2775969B1 (fr) * 1998-03-13 2001-06-22 Pyreverre Procede de preparation d'un double vitrage dont l'une au moins des faces est gravee et double-vitrage obtenu par ce procede

Family Cites Families (1)

* 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

Also Published As

Publication number Publication date
BE781496A (fr) 1972-07-17
ES401391A1 (es) 1976-06-01
DK141543B (da) 1980-04-14
CH550414A (de) 1974-06-14
BR7201901D0 (pt) 1973-06-07
IE36244B1 (en) 1976-09-15
NO135610B (OSRAM) 1977-01-17
FR2132376A1 (OSRAM) 1972-11-17
DK141543C (OSRAM) 1980-09-29
NL7204215A (OSRAM) 1972-10-03
IL39040A (en) 1974-10-22
CA978631A (en) 1975-11-25
DE2214870A1 (de) 1973-09-27
FR2132376B1 (OSRAM) 1973-06-29
IL39040A0 (en) 1972-05-30
GB1385383A (en) 1975-02-26
IT952437B (it) 1973-07-20
DE2214870C3 (de) 1982-03-11
JPS5513011B1 (OSRAM) 1980-04-05
SE377619B (OSRAM) 1975-07-14
DE2214870B2 (de) 1981-07-16
NO135610C (OSRAM) 1977-05-04
IE36244L (en) 1972-09-30

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