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MULTI-COLOR VARIABLE TRANSMISSION OPTICAL DEVICE
A multi-color variable transmission optical device (“MC-VTOD”) includes a first cell having a first electro-optic material provided between a first pair of substrates and a second cell having a second electro-optic material provided between a second pair of substrates.The first electro-optic material can changing from a state of higher light transmittance to a state of lower light transmittance in a first wavelength region upon a change in an electric field applied across the first electro-optical material. The second electro-optic material is capable of changing from a state of higher light transmittance to a state of lower light transmittance in a second wavelength region different from the first wavelength region upon a change in an electric field applied across the second electro-optical material. The MC-VTOD is switchable between i) a clear state wherein the first cell and second cell are in the state of higher light transmission, ii) a first tinted state wherein the first cell is in a state of lower light transmittance and the second cell is in a state of higher light transmittance, and iii) a colorimetrically neutral darkened state wherein at least the second cell is in a state of lower light transmittance. At least the first cell is characterized by a narrow band absorption of 175 nm or less in its state of lower light transmittance.
MULTI-COLOR VARIABLE TRANSMISSION OPTICAL DEVICE
A multi-color variable transmission optical device (“MC-VTOD”) includes a first cell having a first electro-optic material provided between a first pair of substrates and a second cell having a second electro-optic material provided between a second pair of substrates.The first electro-optic material can changing from a state of higher light transmittance to a state of lower light transmittance in a first wavelength region upon a change in an electric field applied across the first electro-optical material. The second electro-optic material is capable of changing from a state of higher light transmittance to a state of lower light transmittance in a second wavelength region different from the first wavelength region upon a change in an electric field applied across the second electro-optical material. The MC-VTOD is switchable between i) a clear state wherein the first cell and second cell are in the state of higher light transmission, ii) a first tinted state wherein the first cell is in a state of lower light transmittance and the second cell is in a state of higher light transmittance, and iii) a colorimetrically neutral darkened state wherein at least the second cell is in a state of lower light transmittance. At least the first cell is characterized by a narrow band absorption of 175 nm or less in its state of lower light transmittance.
MULTI-COLOR VARIABLE TRANSMISSION OPTICAL DEVICE
OPTISCHE MEHRFARBIGE VORRICHTUNG MIT VARIABLER ÜBERTRAGUNG
DISPOSITIF OPTIQUE À TRANSMISSION VARIABLE MULTICOLORE
SOTO PEDRO (Autor:in) / MUNOZ ANTONIO (Autor:in) / SUKHOMLINOVA LUDMILA (Autor:in) / TAHERI BAHMAN (Autor:in)
12.03.2025
Patent
Elektronische Ressource
Englisch
IPC:
G02F
DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING,...
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Vorrichtungen oder Anordnungen, deren optische Arbeitsweise durch Änderung der optischen Eigenschaften des Mediums der Vorrichtungen oder Anordnungen geändert wird zum Steuern der Intensität, Farbe, Phase, Polarisation oder der Richtung von...
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A61F
FILTERS IMPLANTABLE INTO BLOOD VESSELS
,
Filter in Blutgefäße implantierbar
/
B60J
WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES
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Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge
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C09K
Materialien für Anwendungen, soweit nicht anderweitig vorgesehen
,
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR
/
E06B
Feste oder bewegliche Abschlüsse für Öffnungen in Bauwerken, Fahrzeugen, Zäunen oder ähnlichen Einfriedungen allgemein, z.B. Türen, Fenster, Läden, Tore
,
FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
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G02C
SPECTACLES
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Brillen
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