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Refract patents



      
           
This page is updated frequently with new Refract-related patent applications. Subscribe to the Refract RSS feed to automatically get the update: related Refract RSS feeds. RSS updates for this page: Refract RSS RSS


Non-invasive ocular analyte sensing system

Non-invasive ocular analyte sensing system

Date/App# patent app List of recent Refract-related patents
12/11/14
20140364898
 Novel methods and devices for the therapeutic treatment of myopia patent thumbnailNovel methods and devices for the therapeutic treatment of myopia
Non-surgical therapeutic methods and devices for the treatment of myopia are presented. The eyeball of a patient suffering from myopia is elongated causing refracted light to fall onto a spot in-front of the retina.
12/11/14
20140364709
 Non-invasive ocular analyte sensing system patent thumbnailNon-invasive ocular analyte sensing system
A noninvasive method and apparatus for determining analyte concentration (e.g., glucose) in a subject that includes measuring light refraction from at least a portion one or more structures. One example of such structure is the subject's iris..
12/11/14
20140364550
 Polymer interlayers comprising a blend of two or more resins patent thumbnailPolymer interlayers comprising a blend of two or more resins
An interlayer comprised of a blend of thermoplastic resins and at least one high refractive index having improved acoustic and optical quality is disclosed. The use of a blend thermoplastic resins and a high refractive index plasticizer improves transparency and acoustic properties without sacrificing other characteristics of the interlayer..
12/11/14
20140364549
 Polymer interlayers having improved optical properties patent thumbnailPolymer interlayers having improved optical properties
An interlayer comprised of a thermoplastic resin, at least one high refractive index plasticizer and, optionally, a conventional plasticizer. The use of a thermoplastic resin, a high refractive index plasticizer, and, optionally, a conventional plasticizer reduces or minimizes the optical defects caused by different refractive indices without sacrificing other characteristics of the interlayer..
12/11/14
20140363933
 Copper-alloy barrier layers for metallization in thin-film transistors and flat panel displays patent thumbnailCopper-alloy barrier layers for metallization in thin-film transistors and flat panel displays
In various embodiments, electronic devices such as thin-film transistors incorporate electrodes featuring a conductor layer and, disposed below the conductor layer, a barrier layer comprising an alloy of cu and one or more refractory metal elements selected from the group consisting of ta, nb, mo, w, zr, hf, re, os, ru, rh, ti, v, cr, and ni.. .
12/11/14
20140363652
 Polymer interlayers having improved optical properties patent thumbnailPolymer interlayers having improved optical properties
An interlayer comprised of a thermoplastic resin, at least one high refractive index plasticizer and, optionally, a conventional plasticizer. The use of a thermoplastic resin, a high refractive index plasticizer, and, optionally, a conventional plasticizer reduces or minimizes the optical defects caused by different refractive indices without sacrificing other characteristics of the interlayer..
12/11/14
20140363651
 Polymer interlayers having improved optical properties patent thumbnailPolymer interlayers having improved optical properties
An interlayer comprised of a thermoplastic resin, at least one high refractive index plasticizer and, optionally, a conventional plasticizer. The use of a thermoplastic resin, a high refractive index plasticizer, and, optionally, a conventional plasticizer reduces or minimizes the optical defects caused by different refractive indices without sacrificing other characteristics of the interlayer..
12/11/14
20140363336
 Spr sensor cell and spr sensor patent thumbnailSpr sensor cell and spr sensor
Provided are an spr sensor cell having very excellent detection sensitivity and an spr sensor. The spr sensor cell includes a detection unit; and a sample mounting portion adjacent to the detection unit, wherein the detection unit includes an under clad layer, a core layer formed so that at least apart thereof is adjacent to the under clad layer, a metal layer covering the core layer, and a coat layer covering the metal layer; the coat layer is formed of a material having a band gap (eg) of more than 1.0 ev and less than 7.0 ev; and a refractive index of the coat layer is higher than a refractive index of the core layer..
12/11/14
20140363162
 Optical device and methods patent thumbnailOptical device and methods
We describe methods and devices for manipulating optical signals. A method of manipulating an optical signal comprises providing a device (100) comprising a layer (106) of blue phase liquid crystal in the path of the optical signal; and applying a dynamically varying spatial pattern of voltages across the layer (106) of blue phase liquid crystal, thereby causing the refractive index of the layer (106) of blue phase liquid crystal to vary according the dynamically varying spatial pattern..
12/11/14
20140363118
 Microfiber device with enclosed inner cavity patent thumbnailMicrofiber device with enclosed inner cavity
Photonic devices that include in-line optical microfibers for different uses such as sensing are described. At least one enclosed cavity is positioned within the optical microfiber.
12/11/14
20140362878
Mode filter with refractive index modification
The invention relates to a mode filter for reducing higher-order modes, with an optical fibre (1), which has a core (2) and a cladding (3) surrounding the latter, wherein the cladding (3) and core (2) have refractive indices that differ from one another. In order to develop an alternative to the prior art, the mode filter according to the invention is designed in such a manner that the fibre (1) has, in a transition region (4) between core (2) and cladding (3), at least one local refractive index modification region (5) which is arranged in the radially outer region of the core (2) and extends into the region of the cladding (3)..
12/11/14
20140362581
Light emitting diode assembly with an internal protrusion providing refraction and heat transfer
A light emitting diode (led) bulb assembly including a bulb enclosure having a wall defining an open end and forming a cavity. The wall has an inner surface, an outer surface, and defining an elongate protrusion extending outwardly from an opposite end inwardly into the cavity toward the open end for a distance at least half way to the open end.
12/11/14
20140362454
Imaging lens assembly
An imaging lens assembly includes five lens elements with refractive power, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element. The first lens element with positive refractive power has a convex object-side surface.
12/11/14
20140362452
Zooming optical system, optical apparatus and method for manufacturing zooming optical system
A zooming optical system that is compact and has high zooming ratio and superb optical performance, optical system and a method for manufacturing the zooming optical system, are provided. The zooming optical system includes, in order from an object along the optical axis, a first lens group g1 having positive refractive power, a second lens group g2 having negative refractive power, a third lens group g3 having positive refractive power, a fourth lens group g4 having negative refractive power, and a fifth lens group g5 having negative refractive power, and upon zooming from a wide angle end state to a telephoto end state, a distance between the first lens group g1 and the second lens group g2, a distance between the second lens group g2 and the third lens group g3, a distance between the third lens group g3 and the fourth lens group g4, and a distance between the fourth lens group g4 and the fifth lens group g5, being respectively varied..
12/11/14
20140362438
Apparatus for projecting space image
An apparatus for projecting a space image in accordance with an embodiment of the present invention includes: a display unit configured to display an image; and an array of prisms having a plurality of prisms connected with one another to have one lateral planes of the respective prisms form one plane and configured to refract light corresponding to the image through the prisms to a predetermined position at which a user can recognize the image.. .
12/11/14
20140362434
Transparent panel with electrically conductive coating
A transparent panel is described. The transparent panel has at least one transparent substrate and at least one electrically conductive coating on at least one surface of the transparent substrate.
12/11/14
20140362432
Method and system for homogenizing diode laser pump arrays
An optical amplifier system includes a diode pump array including a plurality of semiconductor diode laser bars disposed in an array configuration and characterized by a periodic distance between adjacent semiconductor diode laser bars. The periodic distance is measured in a first direction perpendicular to each of the plurality of semiconductor diode laser bars.
12/11/14
20140362372
Simultaneous multi-spot inspection and imaging
A compact and versatile multi-spot inspection imaging system employs an objective for focusing an array of radiation beams to a surface and a second reflective or refractive objective having a large numerical aperture for collecting scattered radiation from the array of illuminated spots. The scattered radiation from each illuminated spot is focused to a corresponding optical fiber channel so that information about a scattering may be conveyed to a corresponding detector in a remote detector array for processing.
12/11/14
20140362345
Binocular multiplexing method and device
A binocular multiplexing device for a single-channel ophthalmological instrument for objective measurement of at least one vision parameter of a subject, the ophthalmological instrument including elements for generating a single light beam, elements for collecting a measurement beam by reflecting and/or refracting the light beam against the subject's eye and a sensor associated with the single measurement channel. The binocular multiplexing device includes optical separation first elements for receiving an image beam originating from a stimulus target and separating the image beam into a right and left ocular stimulation beam; optical switching elements for switching the single light beam selectively onto a right or left monocular light beam's optical path to form, after reflection and/or refraction by the eye in question, a right, respectively left, ocular measurement beam, and optical combination elements for superimposing the right, respectively left, ocular stimulation beam, and the right, respectively left, monocular light beam..
12/11/14
20140362338
Eye covering and refractive correction methods and apparatus having improved tear flow, comfort, and/or applicability
An eye covering such as a contact lens may comprise one or more structures to pump tear liquid under the covering such that the covering can remain in the eye and correct vision for an extended amount of time. In many embodiments, the covering comprises a material having fenestrations to draw tear liquid under the covering and an outer portion shaped to contact the conjunctiva over the sclera, such that when the eye closes pressure of one or more eyelids urges tear liquid through one or more fenestrations and under the outer portion shaped to contact the conjunctiva.
12/11/14
20140362307
Copper-alloy capping layers for metallization in touch-panel displays
In various embodiments, electronic devices such as touch-panel displays incorporate interconnects featuring a conductor layer and, disposed above the conductor layer, a capping layer comprising an alloy of cu and one or more refractory metal elements selected from the group consisting of ta, nb, mo, w, zr, hf, re, os, ru, rh, ti, v, cr, and ni.. .
12/11/14
20140362207
Optical method for inspecting transparent or translucent articles intended to allocate a reference optical adjustment to the vision system
A method of inspecting articles of transparent/translucent material with a vision system comprises illuminating the articles with a light source having an angular spectrum that is adapted to the contrast selected for refractive items presented by the articles. An image sensor picks up the light that has passed through the articles to make images of the articles.
12/11/14
20140361355
Cmos image sensors including an isolation region adjacent a light-receiving region
Cmos image sensors are provided. A cmos image sensor may include a semiconductor substrate including a light-receiving region and a logic region adjacent the light-receiving region.
12/11/14
20140361330
Semiconductor light emitting element
A semiconductor light emitting element that outputs emitted light having a predetermined emitted light peak wavelength λ includes: at least a substrate; a lower distributed bragg reflector layer provided on the substrate; and a light emitting layer provided on the lower distributed bragg reflector layer. At least one phase changing layer having a thickness of mλ/2n (wherein n is the refractive index of the phase changing layer, and m is an integer 1 or greater) is provided within the lower distributed bragg reflector layer..
12/11/14
20140361282
Organic light-emitting device
Disclosed is an organic light-emitting device (oled), wherein a lower electrode, an organic emitting unit, an upper electrode, and a light enhance layer are subsequently formed between a bottom substrate and a top substrate. The light enhance layer has higher refractive index, between 2 and 3, than that of the top substrates, thereby efficiently improving the luminance intensity of the oled..
12/11/14
20140361248
Semiconductor light emitting device
According to one embodiment, a semiconductor light emitting device includes a first semiconductor layer, a second semiconductor layer, a light emitting layer, a dielectric layer, a first electrode, a second electrode and a support substrate. The first layer has a first and second surface.
12/11/14
20140360986
Resistance spot welding of steel to pre-coated aluminum
Resistance spot welding of a steel workpiece to an aluminum or an aluminum alloy workpiece can be facilitated by replacing the refractory aluminum oxide-based layer(s) on at least the faying surface of the aluminum or aluminum alloy workpiece with a protective coating that is more conducive to the spot welding process. The protective coating may be a metallic coating or a metal oxide conversion coating.
12/11/14
20140360575
Colored solar cell device
A colored solar cell device includes: a solar cell module; a transparent adhesive layer; and a color filter attached to the solar cell module through the transparent adhesive layer and including a transparent filter substrate and a wavelength-selective reflecting film that is formed on the transparent filter substrate, that contacts the transparent adhesive layer and that includes at least one first dielectric layer made from a material selected from the group consisting of tio2, nb2o3, zns, and zro2. The first dielectric layer has a thickness ranging from 1 nm to 300 nm.
12/04/14
20140357932
Deep brain stimulation of the subcallosal cingulate area for treatment of refractory anorexia nervosa
In one embodiment, a method of treating an eating disorder in a patient, comprises: diagnosing the eating disorder in the patient; and electrically stimulating a subgenual cingulate cortex site or a ventral medial prefrontal cortex site in the patient using electrodes of an implanted stimulation lead.. .
12/04/14
20140357567
Methods for treating cancers using oral formulations of cytidine analogs
Provided herein are methods for treating subjects having a cancer, such as a relapsed or refractory solid tumor, wherein the method comprises administering to the subject a cytidine analog. In certain of the methods, the cytidine analog is administered alone or in combination with one or more anti-cancer agents.
12/04/14
20140357469
Method for producing mineral wool
A process for the manufacture of mineral wool can involve, first, a melting stage which makes it possible to obtain a molten glass. The chemical composition of the molten glass comprises the following constituents, in a content by weight, within the following limits: sio2, 39-55%; al2o3, 16-27%; cao, 3-35%; mgo, 0-5%; na2o+k2o, 9-17%; fe2o3, 0-15%; and b2o3, 0-8%.
12/04/14
20140356633
Anti-corrosion anti-reflection glass and related methods
Certain example embodiments relate to methods of making anti-corrosion anti-reflection (acar) films, and/or associated coated articles. The methods may involve forming the reaction product of a hydrolysis and/or a condensation reaction of at least one hybrid alkoxide selected from the group consisting of si(or)4—al(s-obu)3, si(or)4—b(obu)3 and si(or)4 and zr(obu)4, where r is a ch2ch3 group, s-obu is sec-butoxide and obu is n-butoxide.
12/04/14
20140356534
Method for the chemical vapor infiltration of refractive substances
Method for chemical vapor infiltration of refractory substances, wherein a porous structure is subjected in a reaction zone to the flow of a gas containing at least one gaseous precursor, wherein the partial pressure of the precursor and the dwell time of the gas are set at a given temperature in such a manner that a deposition reaction of the precursor occurs in the porous structure in the partial pressure range of the saturation adsorption and the reaction of the precursor is limited in each stage of the infiltration in such a manner that during the flow through the reaction zone no more than 50% of the precursor are deposited as a solid phase in the porous structure, and the exposure of the porous structure to the flow occurs in a stack of superimposed layers through ring-shaped vertical circumferential gaps (a, b) as well as through transverse gaps (c) which are open towards the circumferential gaps (a, b). The outer circumferential gap (a) is open both towards the inlet side and towards the outlet side of the reaction zone, while the inner circumferential gap (b) is closed towards the inlet side and towards the outlet side and has a gap width that is greater than the outer gap (a)..
12/04/14
20140356276
Optical quality diamond material
A cvd single crystal diamond material suitable for use in, or as, an optical device or element. It is suitable for use in a wide range of optical applications such as, for example, optical windows, laser windows, optical reflectors, optical refractors and gratings, and etalons.
12/04/14
20140356216
Slip and pressure casting of refractory metal bodies
In various embodiments, powders with engineered particle-size distributions are slip or pressure casted to produce homogeneous parts without the need for additives such as flocculating or deflocculating agents.. .
12/04/14
20140355931
Glass-polymer optical interposer
An optical interposer that includes a glass substrate having one or more optical vias extending through the glass substrate. A first optical polymer may be bonded to the substrate and to interior surfaces of the one or more optical vias.
12/04/14
20140355846
Fingerprint sensing apparatus
The light refracting device can, for example, be a tft light panel structure or an active matrix organic light emitting diode (amoled) panel structure with reverse current measurement and amplification circuitry, and includes an imaging surface and a viewing plane. Incident light from the light source is projected directly or indirectly onto the imaging surface to create an image of the patterned object from the projected light onto the viewing plane.
12/04/14
20140355841
Frontal view reconstruction for iris recognition
Iris recognition can be accomplished for a wide variety of eye images by correcting input images with an off-angle gaze. A variety of techniques, from limbus modeling, corneal refraction modeling, optical flows, and genetic algorithms can be used.
12/04/14
20140355297
Optical components for luminaire
An optical component has an elongate length extending between first and second ends and a width transverse to and substantially smaller than the length and extending between first and second sides. The optical component includes a refractive portion disposed between the first and second sides and extending along the length between the first and second ends, and a plurality of separate reflective portions.
12/04/14
20140355273
Light flux controlling member and light emitting device
A luminous flux control member (100) has: a light input region (110), to which light having been outputted from a light emitting element (210) is inputted; and a light output region (150), from which the light having been inputted from the light input region (110) is outputted. The input region (110) has: a refracting section (120); a reflection fresnel lens section (130), which is positioned outside of the refracting section (120); and a reflecting surface (140), which is positioned outside of the reflection fresnel lens section (130).
12/04/14
20140355137
Imaging lens
The present invention relates to an imaging lens, the imaging lens including, in an ordered way from an object side, a first lens having a positive (+) refractive power, a second lens having a negative (−) refractive power, a third lens having a positive (+) refractive power, and a fourth lens having a negative (−) refractive power and having a negative (−) refractive power from a lens center to a lens ambience.. .
12/04/14
20140355136
Mobile device and optical imaging lens thereof
Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned sequentially from an object side to an image side.
12/04/14
20140355135
Optical image lens system
An optical image lens system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element with positive refractive power has a convex object-side surface and a concave image-side surface.
12/04/14
20140355134
Imaging lens
A compact high-resolution imaging lens which provides a wide field of view of 80 degrees or more and corrects various aberrations properly. Designed for a solid-state image sensor, the imaging lens includes constituent lenses arranged in the following order from an object side to an image side: a first positive (refractive power) lens having a convex object-side surface; a second negative lens having a concave image-side surface; a third positive lens as a double-sided aspheric lens having a convex object-side surface; a fourth positive lens having a convex image-side surface; a fifth lens as a double-sided aspheric lens having a concave image-side surface; and a sixth negative lens having a concave image-side surface.
12/04/14
20140355127
Projection lens and projection display apparatus
A projection lens is provided having a positive refractive power as a whole and including a correction group consisting of a plurality of lens groups that corrects field curvature by moving in an optical axis direction and changing the distance between each lens group. The conjugation length of a combined optical system combining the most magnification side lens group constituting the correction group to the most reduction side lens group constituting the correction group in the projection lens is constant before and after the movement of the correction group for correcting field curvature.
12/04/14
20140355124
Color improving film and method of manufacturing the same
Provided are a color improving film and a method of manufacturing the color improving film. The color improving film includes a base layer, a high refractive light diffusion layer comprising a light diffuser, a high refractive resin layer, and a low refractive resin layer in which a lenticular lens pattern is formed, wherein the base layer, the high refractive light diffusion layer, the high refractive resin layer, and the low refractive resin layer are stacked, wherein the lenticular lens pattern is formed on a surface of the low refractive resin layer facing the high refractive resin layer, and a unit lenticular lens of the lenticular lens pattern is an oval lenticular lens, wherein the color improving film satisfies 0.10<Δn<0.20, Δn=n1−n2, where n1 denotes a refractive index of the high refractive resin layer, and n2 denotes a refractive index of the low refractive resin layer..
12/04/14
20140355123
Color improving film and method of manufacturing the same
Provided is a color improving film comprising a base layer, a high refractive light diffusion layer including an organic light diffuser on the base layer, a high refractive resin layer on the high refractive light diffusion layer, and a low refractive resin layer in which a lenticular lens pattern is formed on the high refractive resin layer, wherein the organic light diffuser comprises particles coated with a black pigment and non-coated particles, and wherein the lenticular lens pattern is formed on a surface of the low refractive resin layer facing the high refractive resin layer. According to the color improving film, a change in color sensitivity according to an angle of view is small, an external light reflectivity is low, and a light transmittivity and a light diffusibility are substantially improved.
12/04/14
20140355121
Ultra broadband multilayer dielectric beamsplitter coating
Coatings for optical devices, such as beamsplitters, are provided. The coatings include at least one bilayer of a layer of a material having an index of refraction n1 in contact with a layer of a material having an index of refraction n2 and an uppermost layer of a material having an index of refraction n3 over the bilayer, wherein n3>n2>n1.
12/04/14
20140355108
Methods and systems for super-resolution optical imaging using high-index of refraction microspheres and microcylinders
The present invention provides super-resolution optical imaging methods and systems, including: providing a sample to be optically imaged; providing a plurality of microstructures disposed substantially adjacent to a surface of the sample to be optically imaged; and providing a material disposed about the plurality of microstructures; wherein the plurality of microstructures have a first index of refraction; and wherein the material disposed about the plurality of microstructures has a second index of refraction that is substantially less than the first index of refraction of the plurality of microstructures. The plurality of microstructures include one of a plurality of microspheres and a plurality of microcylinders..
12/04/14
20140355107
Infrared shielding film, heat reflective laminated glass using same, and method for producing heat reflective laminated glass
An object of the present invention is to provide an infrared shielding film which has high infrared shielding effect for every incident angle of sunlight, and a laminated glass using the infrared shielding film. Provided is an infrared shielding film including at least one unit of a high refractive index layer and a low refractive index layer stacked, which is characterized in that the high refractive index layer includes at least one selected from the group consisting of a polyester, a polycarbonate, and a poly(meth)acrylate, and metal oxide particles..
12/04/14
20140354993
Localized surface plasmon resonance sensing system with anisotropic particles
A localized surface plasmon resonance (lspr) sensing system with anisotropic particles is revealed. The anisotropy of nanoparticles spectrally splits the phase spectra of two perpendicular polarizations thus inducing a phase difference between the two polarizations.
12/04/14
20140354992
Localized surface plasmon resonance sensing system with particles arranged in anisotropic periodic manner
A localized surface plasmon resonance (lspr) sensing system with particles arranged in anisotropic periodic manner is revealed. The anisotropy of the nanoparticle array spectrally splits the phase spectra of two perpendicular polarizations thus inducing a phase difference between the two polarizations.
12/04/14
20140354979
Optical refractive index measuring system based on speckle correlation
An optical detection system for measuring a refractive index of a liquid analyte comprising a light transmitting assembly fiber, which includes a single-mode fiber, an optical fiber sensing module and a multi-mode fiber. The optical detection system is configured to emit a coherent light beam to one end of the assembly fiber; and a detector is configured to capture a specklegram from an exit end of the assembly fiber.
12/04/14
20140354945
Article coated with an interference coating having properties that are stable over time
The invention relates to an article comprising a substrate having at least one main surface coated with a multilayer interference coating, said coating containing a layer a having a refractive index less than or equal to 1.55. The article is characterised in that: layer a forms either the outer interference coating layer or an intermediate layer that is in direct contact with the outer interference coating layer, said outer interference coating layer being a layer b having a refractive index less than or equal to 1.55; layer a is obtained by ion beam deposition of activated species from at least one compound c in gaseous form and containing in its structure at least one silicon atom, at least one carbon atom, at least one hydrogen atom and, optionally, at least one nitrogen atom and/or at least one oxygen atom, layer a being deposited in the presence of nitrogen and/or oxygen when compound a does not contain nitrogen and/or oxygen; and layer a is not formed from inorganic precursor compounds..
12/04/14
20140354927
Liquid crystal display device, light control film, and display device
In a liquid crystal display device including a light control film utilizing total reflection, a liquid crystal panel, and a directional backlight, the light control film includes a transparent base material, a light blocking layer, and a light diffusing portion. The light diffusing portion has a light output end surface on side closer to the transparent base material and a light input end surface on side opposite to the transparent base material, the light input end surface having a larger area than the light output end surface.
12/04/14
20140354920
Multi-panel display apparatus and manufacturing method thereof
A multi-panel display apparatus includes at least two display panels and an optical member. Each display panel includes a display area and a connection non-display area.
12/04/14
20140354906
Touch panel and method of adjusting the surface visual effect of touch panel
A touch panel has a touch control region and a peripheral region disposed adjacent to at least one side of the touch control region. The touch panel includes a substrate, a first index matching layer, a decoration layer, and a touch element.
12/04/14
20140354876
Imaging lens system
An imaging lens system includes a first lens to a fifth lens sequentially disposed from an object side to an image side. The first lens has a positive refractive power and an object side lens surface that is convex toward the object side.
12/04/14
20140354872
Imaging lens system and image capturing device
An imaging lens system includes six non-cemented lens elements with refractive power, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element has positive refractive power.


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