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Refraction patents



      

This page is updated frequently with new Refraction-related patent applications.




Date/App# patent app List of recent Refraction-related patents
04/07/16
20160096120 
 Puppet control mechanism patent thumbnailPuppet control mechanism
An apparatus comprises a puppet device. The apparatus also comprises a control mechanism operably connected to the puppet device to control movement of the puppet device.
Disney Enterprises, Inc.


03/31/16
20160091751 
 Liquid crystal display device patent thumbnailLiquid crystal display device
The present invention provides a liquid crystal display device, which includes a liquid crystal panel (1) and a collimated exit light backlight module (3). The liquid crystal panel (1) includes a cf substrate (11), an array substrate (13), and a liquid crystal layer (12).
Shenzhen China Star Optoelectronics Technology Co. Ltd.


03/31/16
20160091167 
 Illumination lens patent thumbnailIllumination lens
Light sources include light-emitting surfaces only on a condenser lens side to emit illumination light. The condenser lens and the refraction optical member are formed integrally..
Oshino Lamps Limited


03/31/16
20160089021 
 Photorefraction ocular screening device and methods patent thumbnailPhotorefraction ocular screening device and methods
A photorefraction ocular screening device for assessing vision and corresponding disorders associated with the human ocular system is provided. More specifically, the present invention provides for a photorefraction ocular screening device employing advanced methods of pupil detection and refractive error analysis.
Welch Allyn, Inc.


03/24/16
20160087114 
 Broadband antireflection coatings under coverglass using ion gun assisted evaporation patent thumbnailBroadband antireflection coatings under coverglass using ion gun assisted evaporation
The present disclosure generally relates to broadband antireflective coatings for reducing reflection of light in the infrared without compromising visible light reflectance in multijunction solar cells bonded to coverglass, and methods of forming the same. The antireflective coatings include a high index, one or more intermediate index, and low index of refraction dielectric layers.
The Boeing Company


03/24/16
20160084751 
 Polarized light imaging apparatus and methods thereof for separating light from a surface of a sample its deeper diffuse layers patent thumbnailPolarized light imaging apparatus and methods thereof for separating light from a surface of a sample its deeper diffuse layers
A polarized light imaging apparatus is provided. In an embodiment, the apparatus comprises a light source for producing light beams; an illumination optic coupled to the light source for guiding the light beams towards the sample; a linear polarizer coupled to the illumination optic and configured to produce a linearly polarized light towards the sample respective of the light beams; a tir birefringent polarizing prism (bpp) coupled to the sample to maximize a refraction difference between ordinary waves and extraordinary waves of light returning from the sample; and a detection optic unit coupled to the non-tir bpp for guiding the light waves returning from the sample towards a single polarization sensitive sensor element (se), the se is configured to capture at least one frame of the sample respective of the light waves returning from the superficial single-scattering layer of the sample apart from the deeper diffuse layer..
Mobileodt Ltd


03/24/16
20160082867 
 System and  seat retraction during an autonomous driving mode patent thumbnailSystem and seat retraction during an autonomous driving mode
Example embodiments presented herein are directed toward a seat assembly, and corresponding method, for seat retraction in a vehicle during an autonomous driving mode. Seat refraction is provided by detecting a user initiated input for the retraction.
Volvo Car Corporation


03/24/16
20160081549 
 Eye surgery system and  operating an eye surgery system patent thumbnailEye surgery system and operating an eye surgery system
A method of operating an eye surgery system comprises operating actuators of a stand such that an apparatus for measuring the refraction of an eye is located in a measurement position relative to the eye; measuring at least one condition of the eye and determining at least one condition value representing the at least one measured condition of the eye; measuring the refraction of the eye and determining at least one refraction value presenting the measured refraction of the eye, wherein a time distance between the measuring of the condition of the eye and the measuring of the refraction of the eye is smaller than a predetermined duration; and outputting the at least one refraction value representing the measured refraction of the eye only when the condition value representing the measured condition of the eye is within a predetermined range of values.. .
Carl Zeiss Meditec Ag


03/24/16
20160081543 
 Photorefraction ocular screening device and methods patent thumbnailPhotorefraction ocular screening device and methods
A photorefraction ocular screening device for assessing vision and corresponding disorders associated with the human ocular system is provided. More specifically, the present invention provides for a photorefraction ocular screening device employing advanced methods of pupil detection and refractive error analysis.
Welch Allyn, Inc.


03/17/16
20160079498 
 Light emitting device on a mount with a reflective layer patent thumbnailLight emitting device on a mount with a reflective layer
Embodiments of the invention include a semiconductor light emitting diode (led) attached to a top surface of a mount. A multi-layer reflector is disposed on the top surface of the mount adjacent to the led.
Koninklijke Philips N.v.


03/17/16
20160077277 

Light core, in particular for flat lighting systems


The invention relates to a light core (1) especially used for flat lighting systems (s) comprising at least one element (1.1, 1.2, . .

03/17/16
20160076891 

System and reducing coherent backscatter in a stitched waveguide integrated optic circuit


An integrated optical circuit comprises a first waveguide section of a first material having a first index of refraction, a second waveguide section diffused with a second material, different from the first material, the second waveguide section having a second index of refraction; and a third waveguide section of the first material. A portion of the first waveguide section at a first interface is angled at a first angle and a portion of the second waveguide section is angled at the first angle.
Honeywell International Inc.


03/10/16
20160070113 

Variable focal backlighting


A backlight unit includes a waveguide assembly having a first wedge and a birefringent wedge disposed adjacent to, and arranged nose-to-tail with, the first wedge, to define an interface of the waveguide assembly. The birefringent wedge has different indices of refraction for light propagating through the waveguide assembly in first and second polarization states.
Microsoft Corporation


03/10/16
20160069538 

Wavelength-converting device and illumination system using same


A wavelength-converting device used for converting first waveband light includes a transmissive substrate, a phosphor layer and an optical layer. The transmissive substrate has a refraction coefficient ns, the refraction coefficient ns is greater than an environmental refraction coefficient namb.
Delta Electronics, Inc.


03/03/16
20160064578 

Photosensor


A photosensor, including: first and second photosensitive cells formed next to each other in a semiconductor substrate; first and second dielectric interface layers coating, respectively, the first and second cells; and a resonance grating formed in a third dielectric layer coating the first and second interface layers, wherein the first and second interface layers have different thicknesses, or different refraction indexes, or different thickness and refraction indexes.. .
Commissariat A L'energie Atomique Et Aux Energies Alternatives


03/03/16
20160062210 

Thermal waveguide


In a high power optical system, a thermal waveguide including an optical material having an index of refraction sensitive to changes in temperature, the rectangular optical material having a first dimension and a second dimension in a horizontal plane and a third dimension in a vertical plane, the third dimension being approximately ten times smaller than the first and second dimension, at least one heat sink thermally coupled to the optical material to establish a one-dimensional thermal gradient across the third dimension of the optical material, the thermal gradient having a parabolic profile across the rectangular optical material, and wherein the optical material is configured to act as a waveguide when a laser beam having a power of greater than one watt is incident upon the optical material.. .
Physical Sciences, Inc.


03/03/16
20160062141 

Method and ophthalmic devices including gradient-indexed and shaped liquid crystal layers


This invention discloses methods and apparatus for providing a variable optic insert into an ophthalmic lens. The variable optic insert may have surfaces within that have differing radii of curvature.
Johnson & Johnson Vision Care, Inc.


03/03/16
20160062140 

Lens system for presbyopes with inter-eye disparity limits


A lens system for presbyopes utilizes inter-eye disparity limits to improve vision. The system of lens may be utilized to improve binocular vision when viewing distant, intermediate and near objects by requiring a minimal level of disparity in vision between the eyes wherein the level is not objectionable to the patient.
Johnson & Johnson Vision Care, Inc.


03/03/16
20160062078 

Optical lens


An embodiment of this disclosure provides an optical lens, which includes, in order from an object side to an image-forming side, a first lens with negative refraction power; a second lens with negative refraction power; a third lens with positive refraction power; a fourth lens with positive refraction power; and a fifth lens with negative refraction power; wherein the second lens has an abbe number vd2, the fifth lens has a refractive index nd5, and 20≦vd2≦30 and nd5≧1.9.. .
Ability Enterprise Co., Ltd.


03/03/16
20160061783 

Methods and systems for nondestructive testing with accurate position


Inspection devices nondestructively sense component shape and integrity such as through ultrasonic sensors. Inspection devices include a positional determinator to give orientation of devices relative to the tested object.
Ge-hitachi Nuclear Energy Americas Llc


02/25/16
20160054526 

Expanded beam lens assembly


An optical fiber assembly includes a lens block with a plurality of beam expanding and collimating elements. Each beam expanding and collimating element includes a first lens and a second lens.
Molex, Llc


02/25/16
20160053982 

Outdoor lighting fixture


A pendant mounted lighting fixture has a decorative housing that includes a cast metal body and two light engines. The body is a single-piece casting that may have a separate door.
Spring City Mfg. Co.


02/25/16
20160052425 

Seat for vehicles


A vehicle seat which can retract a seat body in a refraction floor with components of a refraction structure not arranged on a surface of the retraction floor is provided by a simple structure. This includes: a support leg detachably retained by a leg retaining member, located on a vehicle body floor, and supporting a seat cushion; and a support base connected to the vehicle body floor to support a pivotable seat back.
Honda Motor Co., Ltd.


02/18/16
20160046462 

System and automating line retraction on a reel


A system and method are disclosed for automating extension and/or retraction of a line on a spool. The system detachably couples a spool of line to an automated winding portion such as a power drill, extends the line out from the spool in some embodiments, positions a distal end of the line at a desired position, performs an operation with the line, and automatically retracts the line.

02/11/16
20160043285 

Led with high thermal conductivity particles in phosphor conversion layer


In one embodiment, a solid cylindrical tablet is pre-formed for a reflective cup containing an led die, such as a blue led die. The tablet comprises uniformly-mixed phosphor particles and transparent/translucent particles of a high tc material, such as quartz, in a hardened silicone binder, where the index of refraction of the high tc material is matched to that of the silicone to minimize internal reflection.
Koninklijke Philips N.v.


02/04/16
20160036006 

Organic light-emitting module


An organic light-emitting module including a light-transmissive substrate, a light extracting structure, a first electrode, an organic light-emitting stack, a second electrode, and a transparent carrying board is provided. The light-transmissive substrate has an index of refraction greater than 1.5 and has a first surface and a second surface opposite to the first surface.
Industrial Technology Research Institute


02/04/16
20160035955 

System and using pre-equilibrium ballistic charge carrier refraction


A method and system for using a method of pre-equilibrium ballistic charge carrier refraction comprises fabricating one or more solid-state electric generators. The solid-state electric generators include one or more of a chemically energized solid-state electric generator and a thermionic solid-state electric generator.
Neokismet, Llc


02/04/16
20160035941 

High index dielectric film to increase extraction efficiency of nanowire leds


Various embodiments include semiconductor devices, such as nanowire leds, that include a plurality of first conductivity type semiconductor nanowire cores located over a support, a plurality of second conductivity type semiconductor shells extending over and around the respective nanowire cores, and a layer of a high index of refraction material over at least a portion of a surface of at least one of the nanowire cores and the shells, wherein the high index of refraction material has an index of refraction that is between about 1.4 and about 4.5. Light extraction efficiency may be improved..
Glo Ab


02/04/16
20160033311 

Enhanced microfluidic electromagnetic measurements


Techniques for enhanced microfluidic impedance spectroscopy include causing a core fluid to flow into a channel between two sheath flows of one or more sheath fluids different from the core fluid. Flow in the channel is laminar.
The Board Of Trustees Of The Leland Stanford Junior University


02/04/16
20160029885 

Image refraction system and method


An image refractor, system and method are designed to improve refraction tests by allowing an examinee to compare, by viewing through at least one eye, at least two disparate images of the same acuity target, substantially side-by-side and simultaneously. The image refractor incorporates at least two prisms through which the acuity target is viewed.
Sirsvision, Llc


01/28/16
20160027976 

Optoelectronic semiconductor device and producing an optoelectronic semiconductor device


An optoelectronic semiconductor component has at least one semiconductor chip for emitting electromagnetic radiation. The semiconductor chip has at least one side surface and wherein a part of the electromagnetic radiation exits through the side surface during operation of the semiconductor chip.
Osram Opto Semiconductors Gmbh


01/28/16
20160026022 

Module for liquid crystal display apparatus and liquid crystal display apparatus comprising the same


An lcd module includes an lcd panel, and a polarizing plate formed on each of the upper and lower surfaces of the lcd panel. The polarizing plate includes a polarizer and a polyester film formed on at least one surface of the polarizer.
Samsung Sdi Co., Ltd.


01/28/16
20160025906 

Two-in-one translucent and colored film


A two-in-one colored and translucent film structure suitable for use in backlit displays having a multi-point illumination source. The film structure utilizes a colored layer and a light-diffusing layer that reduces variations in the amount of light transmitted through different areas of a backlit sign.
Avery Dennison Corporation


01/28/16
20160025903 

Tunable acoustic gradient index of refraction lens and system


A tunable acoustic gradient index of refraction (tag) lens and system are provided that permit, in one aspect, dynamic selection of the lens output, including dynamic focusing and imaging. The system may include a tag lens and at least one of a source and a detector of electromagnetic radiation.

01/28/16
20160025643 

Gemstone registration system


A device for producing a reproducible identification pattern of a polished gemstone includes light directing means for directing a focused beam of light onto a gemstone orientated in a particular known manner to produce an output of the internal refraction and reflection characteristics of the gemstone including reflected light beams having particular locations, sizes and intensities. The device also includes automated means for changing a position of the gemstone relative to the focused beam of light; and also a means for recording the output in a manner to record the relative size and location of the reflected light beams..
Gemological Appraisal Association, Inc.


01/28/16
20160025297 

Lens and backlight module


A lens includes a central portion and a surrounding portion. The central portion has a first and a second optical surfaces.
Young Lighting Technology Inc.


01/28/16
20160024643 

Method for depositing an amorphous layer primarily containing fluorine and carbon, and device suited for carrying out this method


A method for depositing, under vacuum, an amorphous layer primarily containing fluorine and carbon onto a substrate (9), characterized in that it comprises a step for depositing this layer with an ion gun (1) for ejecting ions in the form of a beam of accelerated ions that is created from at least one compound containing fluorine and carbon in a gaseous form or saturated vapor supplied to the ion canon. A method of this type makes it possible, in particular, to improve the adherence of an outer layer having a low index of refraction to the underlying layer of an anti-reflective stack.
Essilor International (compagnie Generale D'optique)


01/28/16
20160021993 

Mirage effect jewellery


The present invention relates to mirage effect jewellery having a rest frame (10) and a plurality of stones (20). The stones (20) are mounted independent of one another such that dimensional variation is absorbable without impairing robustness and appearance of jewellery.
M/s. Sunjewels Pvt. Ltd.


01/21/16
20160021362 

Display device and display method


A display device includes: a display unit that displays, in a screen, images corresponding to viewpoints existing in a x direction; and a parallax forming unit that divides light existing between the display unit and the respective viewpoints with respect to the x direction so that different lights reach the respective viewpoints from the display unit due to light blocking or refraction, and guides the images corresponding to the respective viewpoints to the respective viewpoints. In a case where the width of each of the pixels in the x direction and/or the width of each of the pixels in a y direction is equal to or smeller than a predetermined width, the parallax forming unit divides light beams existing between the display unit and the respective viewpoints so that light of more than one pixel is included in each minimum divisional unit region formed through the dividing..
Japan Display Inc.


01/21/16
20160018683 

Liquid crystal display apparatus and manufacturing the same


The viewing angle of a liquid crystal display (lcd) apparatus is expanded by means of a sampled light redirecting layer, in one embodiment, the sampled light redirecting layer is formed as a compensation layer disposed between a top polarizing plate and the rest of a liquid crystal display panel having a first substrate, a second substrate, and a liquid crystal layer interposed therebetween. The compensation layer includes at least two optical path changing patterns disposed in interleaved manner.
Samsung Display Co., Ltd.


01/21/16
20160018437 

Chemical nano-identification of a sample using normalized near-field spectroscopy


Apparatus and method for nano-identification a sample by measuring, with the use of evanescent waves, optical spectra of near-field interaction between the sample and optical nanoantenna oscillating at nano-distance above the sample and discriminating background backscattered radiation not sensitive to such near-field interaction. Discrimination may be effectuated by optical data acquisition at periodically repeated moments of nanoantenna oscillation without knowledge of distance separating nanoantenna and sample.
Bruker Nano, Inc.


01/21/16
20160018085 

Compound light control lens field


A light control apparatus comprising a first region, a second region and a connector rotationally coupling the first region to the second region, wherein a cumulative refraction angle is selectable based upon a relative rotation angle of the first region with respect to the second region and wherein a rotation angle with respect to the first and second region and an axis controls a steering of a light beam.. .
Soraa, Inc.


01/21/16
20160017145 

Film-forming composition


A film-forming composition that contains a tricarbonyl-benzene hyperbranched-polymer cross-linker and a triazine-containing hyperbranch, as shown for example in the formula, can form a thin film that excels in terms of hardness and heat tolerance and exhibits a reduced decrease in index of refraction despite the addition of the cross-linker.. .
Nissan Chemical Industries, Ltd.


01/14/16
20160011401 

Optical lens


This invention provides an optical lens, in order from an object side to an image-forming side, comprises a first lens with positive refraction power; a second lens with negative refraction power; a third lens with positive refraction power; a fourth lens with negative refraction power; a fifth lens with positive refraction power and a sixth lens with negative refraction power. The optical lens satisfies the following conditions: 0.50≦efl/ttl, efl/ttl≦1.00, 0.65≦f123/efl, and/or f123/efl≦1.00..
Ability Enterprise Co., Ltd.


01/14/16
20160011379 

Fibre stub device and method using butt coupling for receptacled photonic devices


A novel, hybrid optical fibre stub device comprises a first ferrule transparent to uv light and a second ferrule including a conventional material. An optical fibre is disposed through the first ferrule and second ferrule.
Semtech Corporation


01/14/16
20160011341 

Fresnel lens with reduced draft facet visibility


A curved fresnel lens is provided. The fresnel lens includes a grooved surface and a smooth surface.
Lockheed Martin Corporation


01/07/16
20160004035 

Image pickup lens and camera module including the same


Embodiments provide an image pickup lens including a first lens to a sixth lens arranged in sequence from an object side to an image side. A first surface of the third lens facing the object side has a radius of curvature greater than a radius of curvature of a second surface of the third lens facing the image side.
Lg Innotek Co., Ltd.


01/07/16
20160002792 

Decorative, jet-black coating


A jet-black coating that resists wear; first, at least one dlc layer with a high degree of hardness is applied to a component and then a gradient layer, whose density decreases in the direction toward the surface, is applied to this dlc layer. By means of the refraction index progression that this produces in the gradient layer, the gradient layer functions as a reflection-reducing layer..
Oerlikon Surface Solutions Ag, TrÜbbach


12/31/15
20150380615 

Light emitting diodes with improved efficiency


Light emitting diode assemblies having transparent covers that exhibit high indexes of refraction adjacent are provided. Covers comprise polymer composites comprising inorganic nanoparticles.

12/31/15
20150378101 

Methods of optical pathway device construction


Disclosed are devices, systems, and methods for construction or fabrication of optical fiber-like devices by depositing curable optical materials of differing indices of refraction in a controlled manner forming integral optical pathways, the integral optical pathways exhibiting total internal reflection and functioning essentially equivalent optical properties to conventional optical fibers optical pathways.. .

12/31/15
20150378097 

Integrated waveguide coupler


A waveguide coupler includes a first waveguide and a second waveguide. The waveguide coupler also includes a connecting waveguide disposed between the first waveguide and the second waveguide.
Skorpios Technologies, Inc.


12/31/15
20150378065 

Method for modifying the refractive index of an optical material and resulting optical vision component


A method for modifying the refractive index of an optical polymeric material. The method comprises continuously irradiating predetermined regions of an optical, polymeric material with femtosecond laser pulses to form a gradient index refractive structure within the material.
University Of Rochester


12/31/15
20150376527 

Co2 capture from co2-rich natural gas


It is described a prefractionation-physical absorption hybrid process and system for separation of a co2-natural gas mixture containing more than 26 mol % co2 and 0.1 mol % to 15 mol % in total one or more heavier hydrocarbons, such as ethane, propane, butanes, pentanes, and hexanes, with at least 0.0001 mol % in total one or more of pentanes and hexanes, particularly, a self-refrigerated process and system involving methanol as the absorbent.. .

12/31/15
20150374225 

Self guided subjective refraction instruments and methods


A refraction device determines a refraction end point to provide corrective optics for a test subject. The device includes an adjustable optical system providing corrective optics to the test subject and an adjustable viewing target disposed along an optical path such as to be viewable through the adjustable optical system by a test subject.

12/31/15
20150374224 

Device and measuring at least one objective ocular refraction characteristic of a patient for a plurality of visual ranges


A device for measuring the objective ocular refraction of a patient for a plurality of visual ranges, which includes a variable proximity optical sight system capable of selectively generating a first target and a second target and an image-capturing device having an optical measurement axis intended for being aligned with a line of sight of the patient, the image-capturing device being capable of capturing a first ocular refraction image when the first target is activated and a second ocular refraction image when the second target is activated. The image-capturing device and the optical sight system are arranged such that the optical measurement axis and the optical sight axis are arranged such that the optical measurement axis and the optical sight axis are contained in a single plane and the optical measurement axis is tilted at an angle alpha between +5 degrees and +85 degrees relative to the horizontal..
Essilor International (compagnie General D'optique)


12/24/15
20150369976 

Wideband resonant reflectors with zero-contrast gratings


Disclosed is a new class of wideband reflectors that are relatively insensitive to deviations from the design parameters. The reflectors are materially sparse while providing high reflectance across wide spectral bands.

12/24/15
20150369433 

Self-powered e-paper display


A display device is provided that includes a photovoltaic cell, a dichroic reflector adjacent to the photovoltaic cell, and a low refractive index layer adjacent to the dichroic reflector. The low refractive index layer can have an index of refraction of from about 1.1 to about 1.4..
3m Innovative Properties Company


12/17/15
20150362707 

Optics with built-in anti-reflective sub-wavelength structures


Optical elements having an intrinsic anti-reflective sub-wavelength structure (sws) built into one or more surfaces thereof so that the structure becomes integral part of the surface of the lens. The sws is in the form of a structure of identical or similar objects such as straight or graded cones, pillars, pyramids, or other shapes or depressions, where the dimensions of the objects and the distances between them are smaller than the wavelength of light with which they are designed to interact.
The Government Of The United States Of America, As Represented By The Secretary Of The Navy


12/17/15
20150362673 

Surface-normal coupler for silicon-on-insulator platforms


A photonic integrated circuit (pic) is described. This pic includes an inverse facet mirror on a silicon optical waveguide for optical proximity coupling between two silicon-on-insulator (soi) chips placed face to face.
Oracle International Corporation


12/17/15
20150362671 

Isotopically altered optical fiber


An optical waveguide having a cladding layer formed of high-purity glass, or a cladding layer formed of high-purity isotope-proportion modified glass, and with a core of high-purity isotope-proportion-modified glass with the index of refraction of the core glass greater than the index of refraction of the cladding glass, said high-purity isotope-proportion-modified core material having a si-29-isotope proportion at most 4.447% si-29 (atom/atom) of all silicon atoms in said core, or at least 4.90% of si-29 (atom/atom) atoms in said core, or having a ge-73 isotope proportion of at most 7.2% ge-73 (atom/atom) of all germanium atoms in said core, or at least 8.18% of ge-73 (atom/atom) of germanium atoms in said core region.. .

12/17/15
20150362402 

Methods and systems for determining optical properties for light transmitted mediums


Methods and systems for determining optical properties for light transmitted mediums are provided. One method includes acquiring one or more measured values indicative of a reflectance for a material, acquiring one or more measured values indicative of a transmittance for the material, and determining a set of calculated values for an index of refraction coefficient and an extinction coefficient from the one or more measured values indicative of reflectance and transmittance, respectively.
The Boeing Company


12/17/15
20150360607 

Vehicle interior light


The invention relates to a vehicle interior light (3) for spot-illuminating a surface (10, 10′) inside the vehicle to be illuminated, comprising a light source, the main emitting direction of which does not coincide with the direction in which the surface to be illuminated lies, and a deflecting lens system, which alters both the opening angle and the direction of the central axis of the cone of light emitted by the light source. The deflecting lens system is formed by at least two lens bodies (14, 15, 16) arranged in succession in the beam path of the light source and working by means of light refraction, the central axes (18, 19, 20) and optically active lens surfaces of which lens bodies are inclined with respect to one another..
Truck-lite Europe Gmbh


12/10/15
20150355470 

Optical system generating a structured light field from an array of light sources by means of a refracting or reflecting light structuring element


An optical system for the generation of a structured light field comprises an array of light sources and a structuring unit separate from said array of light sources, said structuring unit being refractive or reflective and transforming the output of that array of light sources into a structured light illumination by collimating the light beam of each individual light source and directing each beam into the scene under vertical and horizontal angles that can be arbitrarily chosen by refraction or reflection.. .
Iee International Electronics & Engineering S.a.


12/10/15
20150355408 

Illumination lamp having light guide bar


An illumination lamp having light guide bar is to dispose with at least a luminous component at an end of the light guide bar, and a plurality of mesh points is formed on a surface of the light guide bar. The luminous component comprises a heat dissipation base, a fastening base, a circuit board and two pins.
Siriustek Incorporated


12/10/15
20150354760 

Phosphor diffusion sheet luminaire for agricultural lighting


The invention relates to a phosphor diffusion sheet luminaire for agricultural lighting, comprising: a lamp shell; a light source unit; a disc body, mounted in the accommodating space and gripped on the inner wall of the lamp shell, where the disc body is provided with plural tanks at the side corresponding to the light source unit, and the tanks are randomly filled with plural phosphors; and a diffusion sheet, mounted in the lamp shell, and the side of the diffusion sheet corresponding to the disc body. The light ray passing through the diffusion sheet will irradiate the plant.
National Central University


12/10/15
20150351624 

Effective acuity and refraction targets


A viewing target for a visual acuity and refraction measurement includes at least one line comprising a width dimension that is below a resolution limit width (hereinafter “rlw”) of a test subject visual acuity, and an adjustable length dimension that is initially set at greater than the rlw of the test subject visual acuity. A base, at least approximately intersecting the line, has a thickness along the direction of the length of the line that is greater than the rlw of the test subject visual acuity.

12/03/15
20150346422 

Lighting device


A light device includes a light guide part having a first surface and a second surface opposite to the first surface; a three-dimensional effect forming part on the light guide part; and a light source part irradiating a beam from a thickness direction of the light guide part to an intermediate portion of the light guide part, wherein the three-dimensional effect forming part includes a pattern having multiple unit patterns that are sequentially arranged and have inclined surfaces each having an inclination angle with respect to the first surface or the second surface, wherein the multiple unit patterns of the pattern guide incident beams in the light guide part into a first surface direction or into a second surface direction through reflection and refraction from the inclined surfaces, thereby implementing line-shaped beams of first paths crossing at right angles to each pattern extension direction of the multiple unit patterns.. .
Lg Innotek Co., Ltd.


12/03/15
20150345742 

Lenses and lighting devices including same


Optical components for lighting devices and lighting devices including such components are described. In some embodiments the optical components are in the form of a lens that alter the distribution of light produced by a lighting fixture.
Osram Sylvania Inc.


12/03/15
20150342310 

Combinative diamond jewelry and making method thereof


The invention discloses a combinative diamond jewelry, which includes: a metal supporting base on an upper surface edge of which a plurality of metal claws, each metal claw having a carving formed on its top surface; and a plurality of small sized diamonds inlaid between the upper surface of the supporting base and metal claws. Also disclosed is a method for making the same.
Ktl Jewellery Trading Ltd.


11/26/15
20150340557 

Shaped led for enhanced light extraction efficiency


The shape of a light emitting element 400;500) is designed to increase the amount of light that is able to escape from the surfaces of the light emitting element (400;500). The indices of refraction of the light emitting element (400;500) and the surrounding environment define an escape zone through which light may escape through a surface of the light emitting element (400;500).
Koninklijke Philips N.v.


11/26/15
20150340113 

Systems and methods for x-ray phase contrast imaging using arrays of x-ray focusing elements


Systems and methods for performing x-ray phase-contrast imaging using a conventional x-ray source and detector are provided. An array of x-ray focusing elements it provided and used to focus x-ray onto a pattern of multiple different focal spots.

11/26/15
20150338708 

Wide-viewing-angle liquid crystal display and display method thereof


Disclosed are a wide-viewing-angle liquid crystal display and a display method thereof, so as to improve the color cast problem generated during displaying by the wide-viewing-angle liquid crystal display. Ito slots of two or more directions are provided on a public electrode corresponding to a pixel electrode in a hollowed-out mode, so that liquid crystal molecules can be displayed in a multi-domain mode and are compensated from different viewing angles, and the fluctuation of liquid crystal molecules for the light refraction under an oblique angle is reduced, thereby improving the displaying effect of the wide-viewing-angle liquid crystal display..
Truly Semiconductors Ltd.


11/26/15
20150338673 

Method and viewing an image


It is provided a method for viewing an image that is wider or higher than the display screen, wherein, the image is evenly divided into two portions by using a line passing through centers of larger edges of the image compared to the display screen. The method comprises, at the side of shutter glasses, the steps of receiving a message indicating display of a first portion of the two portions; turning dark of the shutter glasses and turning refraction direction of the shutter glasses towards a first position; turning transparent of the shutter glasses; receiving a message indicating display of a second portion of the two portions; turning dark of the shutter glasses and turning refraction direction of the shutter glasses towards a second position; and turning transparent of the shutter glasses..
Thomson Licensing


11/26/15
20150338402 

Tamm structures for enhanced fluorescence based sensing, imaging and assays


Techniques for enhanced fluorescence include a tamm substrate for a target optical frequency comprising a metal nanoscale layer deposited on a bragg grating. The bragg grating includes multiple dielectric layers including multiple high index of refraction layers alternating with multiple low index of refraction layers.
The University Of Maryland, Baltimore


11/26/15
20150338345 

One dimensional photonic crystals for enhanced fluorescence based sensing, imaging and assays


Techniques for enhanced fluorescence include a functionalized substrate for a target optical frequency comprising a one dimensional photonic crystal that is functionalized with a bioactive target molecule that has an affinity for a particular analytic. The one dimensional photonic crystal includes a plurality of dielectric layers including a plurality of high index of refraction layers alternating with a plurality of low index of refraction layers.
The University Of Maryland, Baltimore


11/26/15
20150338343 

Silicon oil sensor and electric power terminal assembly


A silicon oil sensor is provided and includes a transparent member and a laser source emitting a laser beam. The transparent member includes a light receiving passageway with an oil receiving section and a side surface.
Tyco Electronics Corporation


11/26/15
20150336504 

Apparatus and evenly illuminating a rotating element with single or minimal light source(s)


An apparatus for illuminating a rotating element of the apparatus with as few as a single light source and a method for assembling such apparatus are disclosed herein. The apparatus comprises a center, a clear substrate element that may rotate about the center, and a light source for evenly illuminating the clear substrate element.
Prometheus Wheels L.l.c.


11/19/15
20150334279 

Low profile camera and vision sensor


A camera configured for a predetermined environment can be made low profile in the following manner. The camera includes an image sensor that has a light sensitive portion that can sense light from the predetermined environment.

11/19/15
20150331196 

Smart ar coated grin lens design collimator


Anti-reflective (ar) coating on the back side of the grin lens with a specific coating performance to match the index of refraction of fiber glass, such as 1.47, and then to select an index matching resin to join the components with the same index of refraction as the rear ar coated lens and fiber in the ferrule, such as 1.47 again, thus to provide virtually lossless cavity, where n1, n2 and ng are all the same, so reflective loss (rl) is almost infinite and no fabry perot effects are observed.. .
Advanced Fiber Products, Llc


11/19/15
20150328878 

Printing form precursor having elastomeric cap layer and a preparing a printing form from the precursor


The invention pertains to a printing form precursor, a method of preparing a printing form from the precursor, and a process of preparing the precursor. The printing form precursor includes a photopolymerizable layer, an elastomeric layer having at least an elastomeric binder and particulate, and an actinic radiation opaque material on, adjacent, or disposed above the elastomeric layer opposite the photopolymerizable layer.
E I Du Pont De Nemours And Company


11/19/15
20150327751 

Bendable end-effector


A bendable end-effector is described, used in endoscopic surgery which requires very large refraction angle, being capable of obtaining large internal space, as well as, transmitting safely a torque to a surgical instrument in curved state. The bendable end-effector includes a fixing block coupled at a driving unit, a bendable block coupled to the end of the fixing block and bending to a user's desired direction and angle, and a surgical instrument coupled to the end of the bendable block..
Koh Young Technology Inc.


11/12/15
20150325732 

Solar collector


The present invention relates to a solar collector or a light collector by means of which light, generally sunlight, can be directed onto an energy conversion unit. In particular, it relates to a light collector (10) that has an optical unit (20) and an energy conversion unit, wherein the energy conversion unit is comprised of a number of conversion cells (12, 14, 16) that are located along a first main axis, wherein the optical unit (20) triggers a refraction of light and surrounds the energy conversion unit at least partially, and the optical unit (20) focuses parallel incident light in a focal area, wherein the focal area has its largest dimension along a second main axis and the second main axis extends along the first main axis..
Doci Innovations Gmbh


11/12/15
20150325618 

Cmos image sensor including color microlens, and manufacturing same


The present invention relates to a cmos image sensor including a color microlens, in which the color characteristics of a microlens are improved by replacing a microlens made of a transparent material with a material having characteristics similar to those of a color filter, and a manufacturing method thereof. In accordance with the cmos image sensor including a color microlens and the manufacturing method thereof according to the present invention, color characteristics is improved.
Siliconfile Technologies Inc.


11/12/15
20150323706 

Anti-reflective film having superb optical characteristics


Provided is an anti-reflective film having a stacked structure comprising a transparent substrate, a high refraction layer and a low refraction layer, and more specifically, the low refraction layer may comprise, as a binder, a siloxane compound synthesized by reacting alkoxysilane and organosilane having a fluoroalkyl group.. .
Lg Hausys, Ltd.


11/12/15
20150323688 

Seismic data processing


Described herein are implementations of various technologies for a method for processing seismic data corresponding to a region of interest. The method may receive the seismic data.
Westerngeco L.l.c.


11/12/15
20150323405 

A locally resolved pressure measurement


A method and an apparatus for the locally resolved pressure measurement along a pressure region (15), wherein it is proposed according to the invention that by using a glass optical fibre (11) comprising an optical fibre core (11″), an optical fibre cladding (11′), and an outer protective coating (16) and extending inside a tubular enclosure (6) in the longitudinal direction of the enclosure (6), a pressure acting isotropically on a length section of the tubular enclosure (6) arranged along the pressure region (15) is transformed into an asymmetric pressure load on the region of the optical fibre cladding (11′) situated within the length section, wherein the double refraction caused by the asymmetric pressure load in this length section is detected by using a reflection measurement along the optical fibre (11), and the pressure acting on the length section is determined from the asymmetric pressure load determined in this manner. The invention thus allows performing a locally resolved pressure measurement along the optical fibre (11) and determining the progression of pressure along the tubular enclosure (6) arranged in the pressure region (15) in a cost-effective manner..
Fct Fiber Cable Technology Gmbh


11/05/15
20150317034 

Water-immune ftir touch screen


Disclosed herein are systems and methods for a water-immune ftir touchscreen. An optically clear adhesive with an index of refraction between that of water and human skin in the infrared wavelength range is placed below a touchscreen interface substrate.
Elo Touch Solutions, Inc.


11/05/15
20150316820 

Double-layer electrode for electro-optic liquid crystal lens


Certain exemplary embodiments can provide a system, machine, apparatus, device, manufacture, circuit, composition of matter, and/or user interface adapted for and/or resulting from, and/or a process, method, and/or machine-readable medium comprising machine-implementable instructions for, activities that can comprise and/or relate to, generating a gradient in an index of refraction of a material.. .
Kent State University


11/05/15
20150316716 

Optical fiber with distributed bend compensated filtering


An optical fiber includes a core region having a longitudinal axis. At least a portion of the core region has a substantially helical shape about a helical axis.
Ofs Fitel, Llc


11/05/15
20150316227 

Stacked lightguide tailight article


A taillight article (100) including at least two optically clear light guides (110, 130) stacked on each other to provide vehicle signal function is described. The taillight article comprises a first optically clear light guide (110) having a light emission front surface (112) and an opposing rear surface (114) and a side surface (118) separating the front surface (112) and the rear surface (114), and a plurality of light extraction features (116) on or within the first optically clear light guide (110), the light extraction features (116) configured to direct light out through the emission surface (112); a second optically clear light guide (130) having an light emission front surface (132) and an opposing rear surface (134) and a side surface (138) separating the front surface (132) and the rear surface (134) and a plurality of light extraction features (136) on or within the second optically clear light guide (130), the light extraction features (136) configured to direct light out through the emission surface (132) a first low index layer (150) separating the rear surface (114) of the first optically clear light guide (110) from the front surface (132) of the second optically clear light guide (130), the first low index layer (150) having an index of refraction being less than an index of refraction of the first optically clear light guide (110) and the second optically clear light guide (130); a first light source (120) configured to direct light into the side surface (118) of the first optically clear light guide (110), the first light source (120) indicating a first signal function; a second light source (140) configured to direct light into the side surface of the second optically clear light guide (130), the second light source (140) indicating a second signal function; and a light reflection element (160), where the second optically clear light guide (130) is disposed between the first optically clear light guide (110) and the light reflection element (160)..
3m Innovative Properties Company


11/05/15
20150315061 

Multi-core optical fiber ribbons and methods for making the same


Multi-core optical fiber ribbons and methods for making multi-core optical fiber ribbons are described herein. In one embodiment, a multi-core optical fiber ribbon includes at least two core members formed from silica-based glass and oriented in parallel with one another in a single plane.
Corning Incorporated


11/05/15
20150313463 

Aberrometer (or the like) having an astigmatic target


A method and a device for stimulating accommodation of at least one eye of a test person. There is a reliable possibility for determining a set of ophthalmological data relating to at least one eye of the test person and particularly for measuring refractive error of the test person and for determining a corresponding optical correction.
Rodenstock Gmbh


11/05/15
20150313462 

Method and system of using photorefractive effects to examine eyes using a portable device


The current invention involves the use of portable devices such as a smart phone or tablet to perform an examination and diagnostic of an eye or pair of eyes using a photorefraction system and technique. The portable device would send a ray of light through the cornea and take measurements of the refraction.

10/29/15
20150309323 

Image projection apparatus


An image projection apparatus includes a light source for emitting a light bundle, a display element forming an image by using the light bundle, and a projection system having: a lens unit refracting the light bundle so as to magnify and project the image and including first and second aspheric lenses, which are spaced from each other and change the refraction of the light bundle, and at least one spherical lens disposed between the first and second aspheric lenses; and a mirror for reflecting, toward the outside, the light bundle delivered by the lens unit.. .
Lg Electronics Inc.


10/29/15
20150309231 

Omnidirectional high chroma red structural color with combination semiconductor absorber and dielectric absorber layers


A high-chroma omnidirectional red structural color pigment. The omnidirectional structural color pigment is in the form of a multilayer stack that has a reflective core layer, a semiconductor absorber layer extending across the reflective core layer, a dielectric absorber layer extending across the semiconductor absorber layer and a high index of refraction dielectric layer extending across the dielectric absorber layer.
Toyota Motor Engineering & Manufacturing North America, Inc.


10/29/15
20150309230 

Omnidirectional high chroma red structural color with semiconductor absorber layer


A high-chroma omnidirectional red structural color pigment. The omnidirectional structural color pigment is in the form of a multilayer stack that has a reflective core layer, a semiconductor absorber layer extending across the reflective core layer, and a high index of refraction dielectric layer extending across the semiconductor absorber layer.
Toyota Motor Engineering & Manufacturing North America, Inc.


10/29/15
20150305714 

Acoustic lens of enhanced wear resistance


In one aspect, ultrasound transducers are described herein comprising acoustic lenses having enhanced wear resistance. Such transducers can be employed in applications having harsh operating conditions, including veterinary applications.
Transducerworks, Llc


10/29/15
20150305619 

Systems and methods for remote measurement of the eyes and delivering of sunglasses and eyeglasses


The present disclosure provides methods, devices, and systems for automated measured correction of the eyes and provision of sunglasses and eyeglasses for individuals, including individuals with a visual acuity of 20/20 or better. Methods, devices and systems for remote measurement of refraction by an examiner away from the measurement system are also disclosed..
Perfect Vision Technology (hk) Ltd.,


10/22/15
20150302874 

Waveguide core layer with reduced downtrack thickness proximate a near-field transducer


An apparatus includes a write pole proximate a media-facing surface of a recording head. A near-field transducer is adjacent to the write pole.
Seagate Technology Llc


10/22/15
20150301428 

Tunable acoustic gradient index of refraction lens and system


A tunable acoustic gradient index of refraction (tag) lens and system are provided that permit, in one aspect, dynamic selection of the lens output, including dynamic focusing and imaging. The system may include a tag lens and at least one of a source and a detector of electromagnetic radiation.
Trustees Of Princeton University


10/22/15
20150301356 

Methods and human vision correction using diffractive waveplate lenses


Lenses, devices, apparatus, systems, methods of manufacturing and fabricating an ophthalmic lens device for correction of human vision. The ophthalmic lens device includes at least one diffractive waveplate coating with an optical axis orientation pattern designed to correct the vision of individual patients.
Beam Engineering For Advanced Measurements Co.


10/22/15
20150301231 

Anti-reflective film, comprising hard coating layer, having superb optical characteristics


Provided is an anti-reflective film having a stacked structure comprising a transparent substrate, a hard coating layer, a high refraction layer and a low refraction layer, and more specifically, the low refraction layer may comprise, as a binder, a siloxane compound synthesized by reacting alkoxysilane and organosilane having a fluoroalkyl group.. .
Lg Hausys, Ltd.


10/22/15
20150301089 

Magnetoresistance effect element


When miniaturizing an ammeter or wattmeter, a magnetoresistance effect element given a barber-pole electrode could be considered an efficient device. It was considered that a barber-pole electrode formed at 45° with respect to an axis of easy magnetization (the longitudinal direction of a rectangular-shaped element) would be the most efficient.
Sirc Co., Ltd.




Refraction topics: Refraction, Semiconductor, Transparent Electrode, Scattering, Nanoparticle, Distributed, Liquid Crystal Display, Liquid Crystal, Irradiation, Second Wave, Integrated Circuit, Light Guide, Data Processing, Laser Vision, Treatments

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