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39results about How to "Design and fabrication is facilitated" patented technology
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Light guide optical device
InactiveUS7457040B2Design and fabrication is facilitatedEasy to mergeMechanical apparatusMirrorsTotal internal reflectionLight guide
There is provided an optical device including a light-transmitting substrate having at least two major surfaces and edges, optical means for coupling light into the substrate by total internal reflection and at least one partially reflecting surface located in the substrate.
Owner:LUMUS LTD
High brightness optical device
ActiveUS20090279180A1Simple designFabrication facilitatedProjectorsCathode-ray tube indicatorsOptical ModuleExit pupil
There is provided an optical device, composed of a display source (4), an imaging optical module (8), a projection module (12) having a projection mechanism including an input aperture (10) and output aperture (14) defined by a surface area, and an exit pupil (16). The projection mechanism is non-uniform over the area of the output aperture (14).
Owner:LUMUS LTD
Substrate-guided optical device with wide aperture
ActiveUS7643214B2Design and fabrication is facilitatedEasy to mergePolarising elementsCoupling light guidesOptoelectronicsPartial reflection
There is provided an optical device, having a light transmitting substrate (20) including at least two major surfaces parallel to each other and edges; optical means (16) for coupling light into the substrate by internal reflection and at least one reflecting, surface (22) located in the substrate which is non-parallel to the major surfaces of the substrate (20) characterized in that the optical means (16) for coupling light into the substrate is a partially reflecting surface, wherein part of the light coupled into the substrate (20) passes through the partially reflecting surface (16) out of the substrate and part of the light is reflected into the substrate (20).
Owner:LUMUS LTD
Light guide optical device
ActiveUS20050180687A1Simple designFabrication facilitatedMechanical apparatusMirrorsTotal internal reflectionLight guide
There is provided an optical device including a light-transmitting substrate having at least two major surfaces and edges, optical means for coupling light into the substrate by total internal reflection and at least one partially reflecting surface located win the substrate.
Owner:LUMUS LTD
Substrate-Guide Optical Device Utilizing Polarization Beam Splitters
ActiveUS20080151379A1Design and fabrication is facilitatedEasy to mergeNon-optical adjunctsPolarising elementsTotal internal reflectionLight beam
There is provided an optical device, including a light waves-transmitting substrate having two major surfaces and edges, optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces (22a, 22b) carried by the substrate wherein the partially reflecting surfaces (22a, 22b) are parallel to each other and are not parallel to any of the edges of the substrate, and wherein one or more of the partially reflecting surfaces (22a, 22b) is an anisotropic surface.
Owner:LUMUS LTD
Substrate-Guided Optical Device Utilzing Thin Transparent Layer
ActiveUS20090122414A1Design and fabrication is facilitatedEasy to mergePolarising elementsOptical light guidesClear LayerTotal internal reflection
There is provided an optical device, including a light-transmitting substrate having two major surfaces and edges, an optical element (16) for coupling light waves into the substrate by total internal reflexion, and a plurality of partially reflecting surfaces (22a, 22b, 22c) carried by the substrate. The partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate. At least one of the partially reflecting surfaces (22a, 22b, 22c) does not intersect with at least one of the two major surfaces, and the optical element (16) intersects with at least one of the two major surfaces.
Owner:LUMUS LTD
Substrate-Guided Optical Device with Wide Aperture
ActiveUS20080198471A1Design and fabrication is facilitatedEasy to mergePolarising elementsCoupling light guidesOptoelectronicsPartial reflection
There is provided an optical device, having a light-transmitting substrate (20) including at least two major surfaces parallel to each other and edges; optical means (16) for coupling light into the substrate by internal reflection, and at least one reflecting, surface (22) located in the substrate which is non-parallel to the major surfaces of the substrate (20) characterized in that the optical means (16) for coupling light into the substrate is a partially reflecting surface, wherein part of the light coupled into the substrate (20) passes through the partially reflecting surface (16) out of the substrate and part of the light is reflected into the substrate (20).
Owner:LUMUS LTD
Substrate-guided optical device utilizing thin transparent layer
ActiveUS7724443B2Design and fabrication is facilitatedEasy to mergePolarising elementsOptical light guidesClear LayerTotal internal reflection
There is provided an optical device, including a light-transmitting substrate having two major surfaces and edges, an optical element (16) for coupling light waves into the substrate by total internal reflexion, and a plurality of partially reflecting surfaces (22a, 22b, 22c) carried by the substrate. The partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate. At least one of the partially reflecting surfaces (22a, 22b, 22c) does not intersect with at least one of the two major surfaces, and the optical element (16) intersects with at least one of the two major surfaces.
Owner:LUMUS LTD
Substrate-guided optical device particularly for vision enhanced optical systems
ActiveUS7751122B2Design and fabrication is facilitatedEasy to mergeMirrorsMountingsTotal internal reflectionImaging processing
There is provided an optical system, including a mechanical body (110), a light-transmitting substrate (20) having two major surfaces and edges, embedded in the mechanical body, an optical element (90) for coupling light into the substrate by total internal reflection and a plurality of partially reflecting surfaces (22) carried by the substrate, wherein the partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate. The system also includes an image capturing device (112), a display source (4), and an image-processing unit (114). The image-capturing device (112) is connected via the image-processing unit (114) to the display source (4).
Owner:LUMUS LTD
Substrate-guided imaging lens
ActiveUS20090052047A1Simple designFabrication facilitatedPolarising elementsCathode-ray tube indicatorsTotal internal reflectionImaging lens
There is provided an optical system, including a substrate having a major surface and edges, an optical element for coupling light into the substrate by total internal reflection, a reflecting surface carried by the substrate, a retardation plate and a reflecting optical element. The retardation plate is located between a portion of the major surface of the substrate and the reflecting optical element.
Owner:LUMUS LTD
Polarizing Optical System
ActiveUS20080278812A1Design and fabrication is facilitatedLarge EMB valuePolarising elementsOptical light guidesPolarization sensitiveTotal internal reflection
There is provided an optical system, including a light-transmitting substrate having at least two major surfaces parallel to each other and edges, and an optical device for coupling light into the substrate by total internal reflection. The device includes a polarization sensitive reflecting surface.
Owner:LUMUS LTD
Substrate-Guided Optical Device Particularly for Vision Enhanced Optical Systems
ActiveUS20080186604A1Simple designFabrication facilitatedMirrorsMountingsTotal internal reflectionImaging processing
There is provided an optical system, including a mechanical body (110), a light-transmitting substrate (20) having two major surfaces and edges, embedded in the mechanical body, an optical element (90) for coupling light into the substrate by total internal reflection and a plurality of partially reflecting surfaces (22) carried by the substrate, wherein the partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate. The system also includes an image capturing device (112), a display source (4), and an image-processing unit (114). The image-capturing device (112) is connected via the image-processing unit (114) to the display source (4).
Owner:LUMUS LTD
Substrate-guide optical device
ActiveUS20160341964A1Simple designFabrication facilitatedSpectales/gogglesInput/output for user-computer interactionTotal internal reflectionPartial reflection
An optical device, including a light waves-transmitting substrate has two major surfaces and edges, optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces (22a, 22b) carried by the substrate. The partially reflecting surfaces (22a, 22b) are parallel to each other and are not parallel to any of the edges of the substrate, one or more of the partially reflecting surfaces (22a, 22b) being an anisotropic surface. The optical device has dual operational modes in see-through configuration. In a first mode, light waves are projected from a display source through the substrate to an eye of a viewer. In a second mode, the display source is shut off and only an external scene is viewable through the substrate.
Owner:LUMUS LTD
Substrate-guide optical device utilizing polarization beam splitters
ActiveUS8432614B2Design and fabrication is facilitatedEasy to mergeNon-optical adjunctsPolarising elementsTotal internal reflectionPolarization beam splitter
An optical device including a light waves-transmitting substrate having two major surfaces and edges, has optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces (22a, 22b) carried by the substrate. The partially reflecting surfaces (22a, 22b) are parallel to each other and are not parallel to any of the edges of the substrate. One or more of the partially reflecting surfaces (22a, 22b) is an anisotropic surface.
Owner:LUMUS LTD
High brightness optical device
ActiveUS8098439B2Design and fabrication is facilitatedEasy to useProjectorsCathode-ray tube indicatorsExit pupilOptical Module
Owner:LUMUS LTD
Substrate-guided imaging lens
ActiveUS8000020B2Design and fabrication is facilitatedImprove performancePolarising elementsCathode-ray tube indicatorsCamera lensTotal internal reflection
There is provided an optical system, including a substrate having a major surface and edges, an optical element for coupling light into the substrate by total internal reflection, a reflecting surface carried by the substrate, a retardation plate and a reflecting optical element. The retardation plate is located between a portion of the major surface of the substrate and the reflecting optical element.
Owner:LUMUS LTD
Substrate-Guide Optical Device
ActiveUS20130229717A1Design and fabrication is facilitatedEasy to mergeNon-optical adjunctsPolarising elementsTotal internal reflectionLight wave
There is provided an optical device, including a light waves-transmitting substrate having two major surfaces and edges, optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces (22a, 22b) carried by the substrate wherein the partially reflecting surfaces (22a, 22b) are parallel to each other and are not parallel to any of the edges of the substrate, and wherein one or more of the partially reflecting surfaces (22a, 22b) is an anisotropic surface.
Owner:LUMUS LTD
Polarizing optical system
ActiveUS9551880B2Design and fabrication is facilitatedEasy to mergeMechanical apparatusPolarising elementsTotal internal reflectionPolarization sensitive
Owner:LUMUS LTD
Optical device having a light transmitting substrate with external light coupling means
ActiveUS9025253B2Design and fabrication is facilitatedEasy to mergePrismsProjectorsTotal internal reflectionCoupling
An optical device, includes a light-transmitting substrate (20) having an input aperture and first and second major surfaces (26, 32) parallel to each other and edges, one partially reflecting surface located in the substrate which is non-parallel to the major surfaces of the substrate and an external optical arrangement having an output aperture for coupling light into the substrate by total internal reflection. The optical arrangement for coupling light having an output aperture optically attached to the input aperture of the substrate with the part of the substrate located next to the substrate input aperture, being substantially transparent.
Owner:LUMUS LTD
Polarizing optical system
ActiveUS20170052376A1Simple designFabrication facilitatedMechanical apparatusPolarising elementsTotal internal reflectionOptic system
There is provided an optical system, including a light-transmitting substrate having at least two major surfaces parallel to each other edges, and an optical device for coupling light into the substrate by total internal reflection. The device includes a polarization sensitive reflecting surface.
Owner:LUMUS LTD
Flexible EMAT Arrays for Monitoring Corrosion and Defect Propagation in Metal Components and Structures
InactiveUS20120103097A1High sensitivityImprove resolutionAnalysing solids using sonic/ultrasonic/infrasonic wavesSpecific gravity measurementElectricityMeander
The invention pertains to the design, arrangement and fabrication of arrays of electromagnetic acoustic transducers (EMATs) for detection and monitoring of defects in metal components while they are being used in service. Emphasis is placed on printed circuit sensor coil designs that are attached to and covered with thin, flexible and insulating substrates. This laminated construction with additional means for electrical and thermal insulation, radiation heat shielding and simple cooling provides for consistent and reliable EMAT performance in monitoring components at elevated temperatures. The arrays include circular spiral coils, elongated spiral (racetrack) coils and rectangular spiral coils. Also described are arrays of dual-rectangular (butterfly) coils, meander coils and trapezoidal coils. Various assembly designs for the attachment of bias magnets are described.
Owner:LOPEZ JAUREGUI BORJA
Substrate-guided optical device
ActiveUS20100067110A1Simple designFabrication facilitatedPrismsPolarising elementsTotal internal reflectionPartial reflection
There is provided an optical device, including a light-transmitting substrate (20) having an input aperture and first and second major surfaces (26, 32) parallel to each other and edges, one partially reflecting surface located in the substrate which is non-parallel to the major surfaces of the substrate and an optical arrangement having an output aperture for coupling light into the substrate by total internal reflection. The optical arrangement for coupling light is located outside of the substrate, the output aperture is optically attached to the input aperture of the substrate and the part of the substrate located next to the substrate input aperture, is substantially transparent.
Owner:LUMUS LTD
Compact head-mounted display system having uniform image
InactiveUS20180039082A1Design and fabrication is facilitatedEasy to mergeMechanical apparatusPlanar/plate-like light guidesTotal internal reflectionBeam splitting
There is disclosed an optical device, including a light-transmitting substrate having an input aperture, an output aperture, at least two major surfaces and edges, an optical element for coupling light waves into the substrate by total internal reflection, at least one partially reflecting surface located between the two major surfaces of the light-transmitting substrate for partially reflect ing light waves out of the substrate, a first transparent plate, having at least two major surfaces, one of the major surfaces of the transparent plate being optically attached to a major surface of the light-transmitting substrate defining an interface plane, and a beam-splitting coating applied at the interface plane between the substrate and the transparent plate, wherein light waves coupled in side the light-transmitting substrate are partially reflected from the interface plane and partially pass therethrough.
Owner:LUMUS LTD
Polarizing optical system
ActiveUS20170052377A1Simple designFabrication facilitatedMechanical apparatusPolarising elementsTotal internal reflectionOptic system
There is provided an optical system, including a light-transmitting substrate having at least two major surfaces parallel to each other edges, and an optical device for coupling light into the substrate by total internal reflection. The device includes a polarization sensitive reflecting surface.
Owner:LUMUS LTD
Active matrix device and method of driving
ActiveUS20170076676A1Improve linearityReducing complexity and number of transistorStatic indicating devicesLaboratory glasswaresDielectricActive matrix
An active matrix electro-wetting on dielectric (AM-EWOD) device includes a plurality of array elements arranged in an array, each of the array elements including array element circuitry, an element electrode, and a reference electrode. The array element circuitry includes an actuation circuit configured to apply actuation voltages to the electrodes, and an impedance sensor circuit configured to sense impedance at the array element electrode to determine a droplet property at the array element. The impedance sensor circuit is operated by perturbing a potential applied to the reference electrode. The AM-EWOD device includes a common row addressing line. The impedance sensor circuit further is operated by supplying voltage signals over the common addressing line to effect both a reset operation and an operation for selecting a row in the array to be sensed. The circuitry isolates the array element from the actuation voltage during operating the impedance sensor circuit.
Owner:SHARP LIFE SCI EU LTD
Polarizing optical system
ActiveUS10048499B2Design and fabrication is facilitatedEasy to mergeMechanical apparatusPolarising elementsTotal internal reflectionOptic system
There is provided an optical system, including a light-transmitting substrate having at least two major surfaces parallel to each other edges, and an optical device for coupling light into the substrate by total internal reflection. The device includes a polarization sensitive reflecting surface.
Owner:LUMUS LTD
Compact head-mounted display system having uniform image
ActiveUS20210018755A1Design and fabrication is facilitatedEasy to mergeMechanical apparatusPlanar/plate-like light guidesTotal internal reflectionEngineering
There is disclosed an optical device, including a light-transmitting substrate having an input aperture, an output aperture, at least two major surfaces and edges, an optical element for coupling light waves into the substrate by total internal reflection, at least one partially reflecting surface located between the two major surfaces of the light-transmitting substrate for partially reflecting light waves out of the substrate, a first transparent plate, having at least two major surfaces, one of the major surfaces of the transparent plate being optically attached to a major surface of the light-transmitting substrate defining an interface plane, and a beam-splitting coating applied at the interface plane between the substrate and the transparent plate, wherein light waves coupled inside the light-transmitting substrate are partially reflected from the interface plane and partially pass therethrough.
Owner:LUMUS LTD
Light guide optical device
InactiveUS20080158685A1Design and fabrication is facilitatedEasy to mergeMechanical apparatusPolarising elementsTotal internal reflectionLight guide
The invention provides an optical device, including a light-transmitting substrate, optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces carried by the substrate, characterized in that the partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate.
Owner:LUMUS LTD
Active matrix device and method of driving
ActiveUS20170074814A1Design and fabrication is facilitatedAchieve resolutionLaboratory glasswaresMaterial impedanceDielectricActive matrix
An active matrix electro-wetting on dielectric (AM-EWOD) device includes a plurality of array elements arranged in an array, each array element including array element circuitry, an element electrode, and a reference electrode. The array element circuitry includes an actuation circuit configured to apply actuation voltages to the electrodes, and an impedance sensor circuit configured to sense impedance at the array element electrode to determine a droplet property. The actuation circuitry includes a memory capacitor for storing voltage data corresponding to either an actuated state or an unactuated state of the array element, and an input applied to the memory capacitor operates to effect an operation of the impedance sensor circuit. Such input may isolate the array element from the actuation voltage during operation of the impedance sensor circuit, and the memory capacitor may operate as part of the impedance sensor circuit as a reference capacitor for determining the droplet property.
Owner:SHARP LIFE SCI EU LTD
Active matrix device and method of driving
ActiveUS10078986B2Reducing complexity and number of transistorImprove device performanceStatic indicating devicesLaboratory glasswaresDielectricActive matrix
An active matrix electro-wetting on dielectric (AM-EWOD) device includes a plurality of array elements arranged in an array, each of the array elements including array element circuitry, an element electrode, and a reference electrode. The array element circuitry includes an actuation circuit configured to apply actuation voltages to the electrodes, and an impedance sensor circuit configured to sense impedance at the array element electrode to determine a droplet property at the array element. The impedance sensor circuit is operated by perturbing a potential applied to the reference electrode. The AM-EWOD device includes a common row addressing line. The impedance sensor circuit further is operated by supplying voltage signals over the common addressing line to effect both a reset operation and an operation for selecting a row in the array to be sensed. The circuitry isolates the array element from the actuation voltage during operating the impedance sensor circuit.
Owner:SHARP LIFE SCI EU LTD
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