NL7801664A - Inrichting met een lichtventiel. - Google Patents

Inrichting met een lichtventiel.

Info

Publication number
NL7801664A
NL7801664A NL7801664A NL7801664A NL7801664A NL 7801664 A NL7801664 A NL 7801664A NL 7801664 A NL7801664 A NL 7801664A NL 7801664 A NL7801664 A NL 7801664A NL 7801664 A NL7801664 A NL 7801664A
Authority
NL
Netherlands
Prior art keywords
furnishings
light valve
valve
light
Prior art date
Application number
NL7801664A
Other languages
English (en)
Dutch (nl)
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of NL7801664A publication Critical patent/NL7801664A/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 
    • G02F1/13—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
    • G02F1/133617—Illumination with ultraviolet light; Luminescent elements or materials associated to the cell
    • 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
    • C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
    • C09K11/04—Luminescent, e.g. electroluminescent, chemiluminescent materials containing natural or artificial radioactive elements or unspecified radioactive elements
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/0023—Visual time or date indication means by light valves in general
    • G04G9/0029—Details
    • G04G9/0035—Details constructional
    • G04G9/0041—Illumination devices

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Electric Clocks (AREA)
NL7801664A 1977-02-15 1978-02-14 Inrichting met een lichtventiel. NL7801664A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2706375A DE2706375C3 (de) 1977-02-15 1977-02-15 Anzeigeanordnung mit einer Lichtventilvorrichtung, insbesondere einer Flüssigkristallzelle

Publications (1)

Publication Number Publication Date
NL7801664A true NL7801664A (nl) 1978-08-17

Family

ID=6001250

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7801664A NL7801664A (nl) 1977-02-15 1978-02-14 Inrichting met een lichtventiel.

Country Status (11)

Country Link
JP (1) JPS53101996A (es)
AT (1) AT368294B (es)
BE (1) BE863987A (es)
CA (1) CA1108737A (es)
CH (1) CH621458GA3 (es)
DE (1) DE2706375C3 (es)
FR (1) FR2380609A1 (es)
GB (1) GB1585751A (es)
IT (1) IT1092686B (es)
NL (1) NL7801664A (es)
SE (1) SE7801774L (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2835347A1 (de) * 1978-08-11 1980-02-28 Fraunhofer Ges Forschung Anzeigevorrichtung mit einem elektrooptischen lichtventil
GB2189918B (en) * 1985-07-23 1990-01-04 John Thomas Visual display means
DE3738414A1 (de) * 1987-11-12 1989-05-24 Bosch Gmbh Robert Vorrichtung zur ausleuchtung von passiven informationsanzeigen, vorzugsweise lcd's
EP1341009B1 (en) † 1996-09-24 2006-04-19 Seiko Epson Corporation Illumination device and display device using it
WO2002054445A2 (en) * 2000-12-28 2002-07-11 Guy Andrew Vaz Photon power cell

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT946051B (it) * 1970-12-04 1973-05-21 Hoffmann La Roche Cellula ottica
DE2221441A1 (de) * 1972-05-02 1973-11-15 Bernt Von Grabe Optoelektronischer zeichengenerator
DE2232632C3 (de) * 1972-07-03 1981-09-17 Metall-Invent S.A., Zug Anzeigevorrichtung
JPS50107958A (es) * 1974-01-31 1975-08-25
DE7426201U (de) * 1974-08-01 1974-11-14 Gebrueder Junghans Gmbh Flüssigkristall-Anzeigeeinrichtung, insbesondere für Kleinuhren
US3950078A (en) * 1974-10-16 1976-04-13 Timex Corporation Liquid crystal display
US3959655A (en) * 1975-02-06 1976-05-25 Eastman Kodak Company Light source for optical sound recording and reproduction apparatus
DD120724A1 (es) * 1975-06-12 1976-06-20
CH589307A5 (es) * 1975-06-27 1977-06-30 Bbc Brown Boveri & Cie
JPS526496A (en) * 1975-07-04 1977-01-18 Toshiba Corp Liquid crystal indicator

Also Published As

Publication number Publication date
IT7820211A0 (it) 1978-02-13
SE7801774L (sv) 1978-08-15
DE2706375C3 (de) 1982-08-26
GB1585751A (en) 1981-03-11
DE2706375B2 (de) 1978-11-30
AT368294B (de) 1982-09-27
CH621458B5 (es) 1981-08-14
DE2706375A1 (de) 1978-08-17
BE863987A (fr) 1978-05-29
FR2380609B1 (es) 1982-07-16
IT1092686B (it) 1985-07-12
ATA100478A (de) 1980-12-15
FR2380609A1 (fr) 1978-09-08
JPS53101996A (en) 1978-09-05
CA1108737A (en) 1981-09-08
CH621458GA3 (en) 1981-02-13

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
BV The patent application has lapsed