IL38107A - A cell of controllable optical activity - Google Patents

A cell of controllable optical activity

Info

Publication number
IL38107A
IL38107A IL3810771A IL3810771A IL38107A IL 38107 A IL38107 A IL 38107A IL 3810771 A IL3810771 A IL 3810771A IL 3810771 A IL3810771 A IL 3810771A IL 38107 A IL38107 A IL 38107A
Authority
IL
Israel
Prior art keywords
cell
optical activity
controllable optical
controllable
activity
Prior art date
Application number
IL3810771A
Original Assignee
Sparamedica 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 Sparamedica Ag filed Critical Sparamedica Ag
Publication of IL38107A publication Critical patent/IL38107A/en

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
    • G02F1/137—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
    • G02F1/139—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 orientation effects in which the liquid crystal remains transparent
    • G02F1/1396—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 orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Motor Or Generator Current Collectors (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
IL3810771A 1970-12-04 1971-11-09 A cell of controllable optical activity IL38107A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1793770A CH532261A (en) 1970-12-04 1970-12-04 Light control cell

Publications (1)

Publication Number Publication Date
IL38107A true IL38107A (en) 1974-09-10

Family

ID=4429210

Family Applications (1)

Application Number Title Priority Date Filing Date
IL3810771A IL38107A (en) 1970-12-04 1971-11-09 A cell of controllable optical activity

Country Status (9)

Country Link
JP (5) JPS5113666B1 (en)
AT (1) AT323821B (en)
AU (1) AU450702B2 (en)
CH (1) CH532261A (en)
DE (1) DE7047103U (en)
IL (1) IL38107A (en)
NO (1) NO133857C (en)
SE (1) SE420027B (en)
SU (1) SU694102A3 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH589856A5 (en) * 1975-12-29 1977-07-15 Kern & Co Ag
GB2028527B (en) * 1978-06-08 1982-11-24 American Liquid Xtal Chem Liquid crystal displays
JPS6238682U (en) * 1985-08-01 1987-03-07
IT1316145B1 (en) * 2000-10-26 2003-03-28 Viptronic Srl PHOTOELECTRIC MEASUREMENT DEVICE EQUIPPED WITH A DIPOLARIZATION FILTER.
US7477330B2 (en) 2005-03-09 2009-01-13 3M Innovative Properties Company Automatic darkening filter with offset polarizers
US7637622B2 (en) 2005-10-11 2009-12-29 3M Innovative Properties Company Control of an automatic darkening filter
WO2008155767A2 (en) 2007-06-20 2008-12-24 T C View Ltd Methods systems and devices for utilizing directions of light rays
US8184215B2 (en) 2010-08-17 2012-05-22 Lc-Tec Displays Ab High-speed liquid crystal polarization modulator
US8820937B2 (en) 2010-08-17 2014-09-02 Lc-Tec Displays Ab Optical polarization state modulator assembly for use in stereoscopic three-dimensional image projection system
US8023052B1 (en) 2010-08-17 2011-09-20 Lc-Tec Displays Ab High-speed liquid crystal polarization modulator
EP2736802B1 (en) 2011-07-28 2015-09-09 Airbus Defence and Space GmbH Method for producing an aircraft window with a light transmission control device
US9956118B2 (en) 2014-09-15 2018-05-01 3M Innovative Properties Company Personal protective system tool communication adapter
DE102018213078B4 (en) * 2018-08-06 2020-06-18 Zf Friedrichshafen Ag Blackout device for an ADAS camera, control unit for an ADAS camera system, ADAS camera system and vehicle with an ADAS camera system
DE102019205012A1 (en) * 2019-04-08 2020-10-08 Zf Friedrichshafen Ag Control unit for a darkening device with variable light transmission for a vehicle window, darkening system for a vehicle window, method for darkening a vehicle window and computer program product for darkening a vehicle window
DE102020203585A1 (en) 2020-03-20 2021-09-23 Zf Friedrichshafen Ag Arrangement and filters for image processing, computer-implemented method for controlling such a filter, control device for an imaging sensor, camera for polarizing light and control system for a vehicle comprising such a camera

Also Published As

Publication number Publication date
JPS5552026A (en) 1980-04-16
JPS5133654A (en) 1976-03-22
SE7501996L (en) 1975-02-21
SE420027B (en) 1981-09-07
AT323821B (en) 1975-07-25
JPS599327U (en) 1984-01-21
JPS5552027A (en) 1980-04-16
CH532261A (en) 1972-12-31
SU694102A3 (en) 1979-10-25
AU3561571A (en) 1973-05-17
NO133857C (en) 1976-07-07
DE7047103U (en) 1972-09-28
JPS5113666B1 (en) 1976-05-01
AU450702B2 (en) 1974-07-18
NO133857B (en) 1976-03-29

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