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Refract patents

      

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




new patent Light field imaging device
A light-field capture device including a photo-sensor, a main lens configured to refract light from a scene towards an image focal field, a micro-lens array positioned in the image focal field between the main lens and the photo-sensor, each micro-lens being configured to project a micro-lens image onto a respective dedicated area of the photo-sensor. The light-field capture device is provided with at least one compressive sensing calculation unit connected to at least one of the dedicated areas and configured to calculate data such as for example standard deviation data representative of the homogeneity of input pixels of said dedicated area, and to provide output data representative of the input pixels of said dedicated area; the output data comprising either a number of output pixels corresponding to the number of input pixels, or a single output pixel, depending on the relative value of the homoegeneity compared with a threshold..
Thomson Licensing


new patent Optical-power monitoring device, fiber laser, and optical-power monitoring method
The light power monitoring device includes: a first optical fiber; a second optical fiber connected to the first optical fiber; a low-refractive-index resin layer which covers (i) a connection between the first and the second optical fibers and (ii) a predetermined region of the second optical fiber which region extends from the connection toward a forward-propagating-light-output side; a high-refractive-index resin layer which covers a region of the second optical fiber which region is not covered by the low-refractive-index resin layer; and an outputted light detecting device which is provided at a position corresponding to an end of the low-refractive-index resin layer which end is located on the forward-propagating-light-output side of the second optical fiber or at a position which is away toward the forward-propagating-light-output side of the second optical fiber from the position corresponding to the end of the low-refractive-index resin layer.. .
Fujikura Ltd.


new patent Light-emitting device including photoluminescent layer
A light-emitting device comprises a photoluminescent layer that emits light including first light in an infrared region; and a light-transmissive layer located on the photoluminescent layer. At least one of the photoluminescent layer and the light-transmissive layer has a periodic structure having projections or recesses or both arranged perpendicular to the thickness direction of the photoluminescent layer.
Panasonic Intellectual Property Management Co., Ltd.


new patent Contacts to semiconductor substrate and methods of forming same
An aspect of the invention includes a method for forming a contact in a dielectric layer over a semiconductor substrate. The method may comprise: forming a contact opening in a dielectric layer over the semiconductor substrate to expose an upper portion of the semiconductor substrate; depositing a first liner layer to conformally coat the contact opening; causing a portion of the first liner layer to diffuse into the upper portion of the semiconductor substrate to form a first intermix region at the upper portion of the semiconductor substrate; depositing a refractory metal layer over the first intermix region; and depositing a metal in the contact opening thereby forming the contact..
Globalfoundries Inc.


new patent Transfer film, producing transfer film, transparent laminate, producing transparent laminate, capacitance-type input device, and image display device
Provided are a transfer film having a temporary support, a first curable transparent resin layer disposed adjacently to the temporary support to be in direct contact therewith, and a second curable transparent resin layer disposed adjacently to the first curable transparent resin layer to be in direct contact therewith, in this order, in which the refractive index of the second curable transparent resin layer is higher than the refractive index of the first curable transparent resin layer, and the second curable transparent resin layer contains metal oxide particles at a proportion of 28.1% by mass to 95% by mass relative to the total solid content of the second curable transparent resin layer, the transfer film being capable of forming a transparent laminate that is free of the problem that a transparent electrode pattern is visually recognized; a method for producing a transfer film; a method for producing a transparent laminate; a transparent laminate; a capacitance-type input device; and an image display device.. .
Fujifilm Corporation


new patent 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.

new patent Rib-type waveguide silicon modulators and optical devices
A ring optical modulator includes a soi substrate, including at least first and second top silicon layers, and a silicon-based ring resonator formed on the soi substrate. The silicon-based ring resonator includes first and second top silicon layers, a thin dielectric gate layer disposed between the top silicon layers, first and second electric contacts, and first rib-type waveguide and ring-shape rib-type waveguide formed on the second top silicon layer.
Sifotonics Technologies Co., Ltd.


new patent Optical semiconductor device
An optical semiconductor device in which a first optical waveguide 407 comprising a silicon-containing amorphous semiconductor layer and a second optical waveguide 409 containing a silicon-containing i-type semiconductor layer as a constituent element are disposed in different layers in a range in which optical interaction can occur. An electro-optical modulator 409 having a pin junction structure comprising a p-type semiconductor layer 403, an i-type semiconductor layer 404, and an n-type semiconductor layer 405 is provided to at least a portion of the second optical waveguide 409, and the index of refraction of the second optical waveguide is varied by the electro-optical modulator, whereby light waves propagated through the first optical waveguide are modulated..
National Institute Of Advanced Industrial Science And Technology


new patent Contact lens for presbyopia
The present, invention relates to a contact lens for presbyopia including: a lens foody; long distance portions and short distance portions arranged on the lens body, the long distance portions having refraction for long distance and the short distance portions having refraction for short distance, wherein the lens body is divided into concentric circles as well as in top/bottom and left/right directions and the long distance portions and the short distance portions are arranged repeatedly and alternately on the neighboring divisions on the lens body.. .

new patent Zoom lens and image pickup apparatus including the same
A zoom lens includes: a first lens unit having a negative refractive power; and a rear group having a positive refractive power, in which, when a focal length of the zoom lens is a shortest focal length, a maximum image height is lower than a half of a diagonal length of an image pickup region, and when a focal length of the zoom lens at which the maximum image height becomes a half of the diagonal length of the image pickup region is defined as an intermediate focal length, a focal length of the zoom lens at a longest focal length, a half angle of field of the zoom lens at the longest focal length, and other such factors are appropriately set so that the maximum image height is increased continuously from the shortest focal length to the intermediate focal length.. .
Canon Kabushiki Kaisha


new patent

Variable-power optical system

A variable-power optical system includes, in order from an object, an objective optical system (o), a relay optical system (r), and an eyepiece optical system (e), wherein the relay optical system is provided with, in order from the object, a first lens group (g1) having positive refractive power, a second lens group (g2) having positive refractive power, and a third lens group (g3) having positive refractive power, and is an optical system in which an image formed by the objective optical system with variable optical power, and the variable-power optical system is configured so as to satisfy expressions: 0.7<. .
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new patent

Photographing lens assembly

A photographing lens assembly 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.
Largan Precision Co., Ltd.

new patent

Imaging lens

An imaging lens includes a first lens group and a second lens group, arranged in this order from an object side to an image plane side. The first lens group includes a first lens having positive refractive power, a second lens having positive refractive power, and a third lens.
Kantatsu Co., Ltd.

new patent

Mobile device and optical imaging lens thereof

An optical imaging lens comprises first, second, third, fourth, fifth and sixth lens elements arranged sequentially from an object side to an image side along an optical axis. Each of the lens elements has an object-side surface facing toward the object side and an image-side surface facing toward the image side.
Genius Electronic Optical Co., Ltd.

new patent

Optical image capturing system

An optical image capturing system includes, along the optical axis in order from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, and a fifth lens. At least one lens among the first to the fifth lenses has positive refractive force, wherein the fifth lens can have negative refractive force, wherein both surfaces thereof are aspheric, and at least one surface thereof has an inflection point and wherein the first to the fifth lenses in the optical image capturing system have refractive power whereby the optical image capturing system can increase aperture value and improve the imaging quality for use in compact cameras..
Ability Opto-electronics Technology Co., Ltd.

new patent

Optical image capturing system

An optical image capturing system includes, along the optical axis in order from an object side to an image side, a first lens, a second lens, a third lens, a fourth lens, and a fifth lens, wherein at least one lens among the first to the fifth lenses has positive refractive force, the fifth lens can have negative refractive force, wherein both surfaces thereof are aspheric, and at least one surface thereof has an inflection point, and wherein the lenses in the optical image capturing system which have refractive power include the first to the fifth lenses, whereby the optical image capturing system can increase aperture value and improve the imaging quality for use in compact cameras.. .
Ability Opto-electronics Technology Co., Ltd.

new patent

Imaging lens

An imaging lens includes a first lens having positive refractive power; a second lens having negative refractive power; a third lens having positive refractive power; a fourth lens; a fifth lens; and a sixth lens, arranged in this order from an object side to an image plane side. The fifth lens is formed in a shape so that a surface thereof on the image plane side has a positive curvature radius.
Kantatsu Co., Ltd.

new patent

Optical image capturing system

A four-piece optical lens for capturing image is provided. In order from an object side to an image side, the optical lens along the optical axis includes a first lens with positive refractive power, a second lens with refractive power, a third lens with refractive power and a fourth lens with refractive power.
Ability Opto-electronics Technology Co.ltd.

new patent

Optical image capturing system

An optical image capturing system, sequentially including a first lens element, a second lens element, a third lens element and a fourth lens element from an object side to an image side, is provided. The first lens element has positive refractive power.
Ability Opto-electronics Technology Co. Ltd.

new patent

Optical module

An optical module for connecting a photoelectric conversion device on a substrate to a ferrule connected to an optical fiber includes a body configured to be mounted on the substrate, a first lens disposed on the body at a side thereof connectable to the ferrule, a second lens disposed on the body at a side thereof facing the substrate, and a core disposed in the body between the first lens and the second lens, wherein a refractive index of the core is higher than a refractive index of the body.. .
Fujitsu Component Limited

new patent

Optical waveguides for optoelectronic devices and methods of making the same

An optical waveguide may include a graded refractive index structure including a core structure, and a cladding at least partially surrounding the core structure and having an outer surface and an inner surface contacting the core structure. The core structure of the optical waveguide may have a higher refractive index than the cladding.
Empire Technology Development Llc

new patent

Phase difference element

A phase difference element has a transparent substrate and a birefringent film with tantalum oxide and titanium oxide obliquely deposited on one surface of the transparent substrate. The birefringent film has a first photorefractive film and a second photorefractive film laminated to each other and having different oblique deposition directions.
Dexerials Corporation

new patent

Optical component, infrared camera, and manufacturing optical component

The invention provides an optical component, an infrared camera including the optical component, and a method for manufacturing the optical component. Antireflection materials 3a are formed on a chalcogenide glass 2 of which a compositional ratio of germanium and selenium is 60 percent or greater.
Fujifilm Corporation

new patent

Optical element with sapphire layer

An optical element for a mobile apparatus comprising a layer of sapphire having a first refractive index value and comprising a surface, wherein the surface is visible to a user. The optical element further comprises a textured structure arranged on the surface of the layer of sapphire for affecting propagation of visible light incident upon the surface of the layer of sapphire, wherein the structure is configured to have a second refractive index value, the second refractive index value being lower than the first refractive index value, and wherein the textured structure is configured to reduce reflection of the visible light incident from the surface of the layer of sapphire..
Vertu Corporation Limited

new patent

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.

new patent

Measurement method, measurement apparatus, and manufacturing optical element

A test object is placed inside a medium, and wavefronts of light transmitted through the test object are measured at a plurality of wavelengths. From the transmitted wavefronts of the test object measured at the plurality of wavelengths and transmitted wavefronts at a plurality of wavelengths when a reference object having a specific group refractive index distribution is placed in the medium, a changing rate of a wavefront aberration with respect to wavelength corresponding to a difference between the transmitted wavefront of the test object and the transmitted wavefront of the reference object is calculated.
Canon Kabushiki Kaisha

new patent

Prismatic eyepiece attachment for telescopic gun sights

An attachment device that shifts the exit pupil position of a telescopic gun sight is introduced. The attachment includes a refracting wedge prism to tilt the viewing axis of the telescopic sight.
Lucida Research Llc

new patent

Telescopic gun sight with tilted viewing axis

A telescopic gun sight whose viewing axis is tilted with respect to the sight's main optical axis is disclosed. A refracting wedge prism is added to the optical layout of a telescopic sight after the eyepiece to tilt the viewing axis and provide an offset eyepoint.
Lucida Research Llc

new patent

Integrated optical modules with enhanced reliability and integrity

An optical module includes a transparent substrate and a refractive optical element mounted on the substrate. A conductive heating trace is deposited on the substrate around the refractive optical element.
Apple Inc.

new patent

Lighting device and luminaire

Disclosed is a lighting device (1) including a lens (200, 300) comprising an annular collimating structure (100) having a central axis of symmetry (202), said structure comprising a light exit surface (105) and an intermediate region (120) in between an inner region (110) proximal to said axis and an outer region (130) distal to said axis, wherein one of the inner region and outer region consists of a single prism (112) extending from the light exit surface by a first height (h1) and the other of the inner region and outer region comprises a plurality of prisms (132) extending from the light exit surface by a maximum second height (h2), wherein the first height is at least the maximum second height and the intermediate region has an intermediate region surface (120′) separated from the light exit surface by a maximum further height (h3) that is smaller than the first height; and a plurality of solid state lighting elements (20) arranged in a circular pattern on a carrier surface (25) such that the solid state lighting elements are aligned with and facing the intermediate region surface (120′); and wherein the annular collimating structure is made of a material having a refractive index such that the first region is a refractive region and the single prism and the plurality of prisms each reflect light emitted by the solid state lighting elements towards the light exit surface. A luminaire including such a lighting device is also disclosed..
Philips Lighting Holding B.v.

new patent

Parallel path, downdraft gasifier apparatus and method

A method for using a downdraft gasifier comprising a housing and a refractory stack contained within the housing. The refractory stack may comprise various sections.
Stratean, Inc.

new patent

Resin composition, manufacturing semiconductor device using resin composition, and solid-state imaging element

A resin composition comprising (a) an acrylic polymer, (b) a compound having at least one (meth)acryloyl group and (c) a polymerization initiator, in which the absolute value of refractive index difference between the component (a) an acrylic polymer and the component (b) having at least one (meth)acryloyl group at 100° c. Is 0.031 or less..
Hitachi Chemical Company, Ltd.

new patent

Optical material composition, and application for same

Provided is an optical material composition, with which an optical material is obtained having excellent quality such as excellent color tone and lightfastness, a low level of striae, and high transparency when polymerization-cured. Through use of the optical material composition, which includes a compound represented by formula (1) and an episulfide compound represented by formula (2), the ratio of the compound represented by formula (1) to the combined total amount of the compound represented by formula (1) and the episulfide compound represented by formula (2) being 0.001-5.0% by mass, it is possible to provide an optical material composition for manufacturing an optical material having a high refractive index, the optical material having excellent quality such as transparency, striae, color tone, and lightfastness.
Mitsubishi Gas Chemical Company, Inc.

new patent

Subcutaneous anti-hla-dr monoclonal antibody for treatment of hematologic malignancies

The present invention concerns compositions and methods of use of anti-hla-dr antibodies or fragments thereof. In preferred embodiments, the antibodies are subcutaneously administered to a human patient with a hematologic cancer or autoimmune disease.
Immunomedics, Inc.

new patent

Metallic compositions useful for brazing, and related processes and devices

A braze alloy composition is disclosed, containing nickel, about 5% to about 40% of at least one refractory metal selected from niobium, tantalum, or molybdenum; about 2% to about 32% chromium; and about 0.5% to about 10% of at least one active metal element. An electrochemical cell that includes two components joined to each other by such a braze composition is also described.
General Electric Company

new patent

Scintillation array apparatus and use thereof

A scintillation material is longitudinally packaged in a circumferentially surrounding sheath, where the sheath has a lower index of refraction than the scintillation material, to form a scintillation optic or scintillation fiber optic. The scintillation material yields secondary photons upon passage of a charged particle beam, such as a positively charged residual particle beam having transmitted through a sample.

Display switchable between 2d and 3d modes and control method thereof

The present invention discloses a display switchable between 2d and 3d modes and a control method thereof. The display comprises a first lens panel, a first display panel, a second lens panel and a second display panel which sequentially stack-up, wherein the first lens panel and the second lens panel respectively comprise a first lens unit and a second lens unit aligned along a predetermined direction, and the first lens unit and the second lens unit can switch between a focused state, which can refract an entering light and a non focused state, which do not refract the entering light, wherein the first lens unit and the second lens unit stagger with each other along the predetermined direction.
Shenzhen China Star Optoelectronics Technology Co. Ltd.

Nanophotonic hyperspectral/lightfield superpixel imager

Systems and methods are described that relate to an optical system including an image sensor optically-coupled to at least one nanophotonic element. The image sensor may include a plurality of superpixels.
Verily Life Sciences Llc

Photographing lens system, image capturing device, and electronic device

A photographing 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, and a fourth lens element. The first lens element has positive refractive power.
Largan Precision Co., Ltd.

Image reading apparatus

An image reading apparatus according to the present invention is an image reading apparatus including a reading unit that illuminates an original and reads an image of the original, wherein the apparatus can execute a first mode of reading the image of the moving original while the reading unit is kept stationary, and a second mode of reading the image of the stationary original while moving the reading unit, the apparatus further includes a light condensing unit that refracts a light flux from the reading unit and condenses the light flux on the original in the first mode, and the light flux from the reading unit incidents on the original without passing through the light condensing unit in the second mode.. .
Canon Kabushiki Kaisha

Monolithic tunable terahertz radiation source using nonlinear frequency mixing in quantum cascade lasers

A terahertz difference-frequency generation quantum cascade laser source that provides monolithic, electrically-controlled tunable terahertz emission. The quantum cascade laser includes a substrate, a lower cladding layer positioned above the substrate and an active region layer with optical nonlinearity positioned on the lower cladding layer.
Board Of Regents, The University Of Texas System





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This listing is a sample listing of patent applications related to Refract for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Refract with additional patents listed. Browse our RSS directory or Search for other possible listings.


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