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Refraction

Refraction-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Total internal reflection aperture stop imaging
The Regents Of The University Of California
June 22, 2017 - N°20170176730

In some example embodiments, there is provided an apparatus comprising a lens comprising a first medium having a first index of refraction and a second medium having a second index of refraction, wherein the first index of refraction is greater than the second index of refraction; wherein an interface between the first medium and the second medium is convex, and ...
Optical waveguide body
Cree, Inc.
June 22, 2017 - N°20170176666

An optical waveguide body includes a first layer of optically transmissive material and a second layer of optically transmissive material in contact with the first layer. At least one of the first and second layers is tapered and the first layer has a first index of refraction and the second layer has a second index of refraction less than the ...
Lighting apparatus
Lg Innotek Co., Ltd.
June 22, 2017 - N°20170176664

The present invention relates to a lighting apparatus using linear light having a three dimensional effect, the lighting apparatus comprising: a light guide unit which has a first side and a second side opposite to the first side, and has a predetermined thickness between the first side and the second side; a three dimensional effect formation unit which is disposed ...
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Refraction Patent Applications
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Ambient light sensor window coatings for electronic devices
Apple Inc.
June 22, 2017 - N°20170176246

An electronic device may have a display with a cover layer. An ambient light sensor may be aligned with an ambient light sensor window formed from an opening in a masking layer on the cover layer in an inactive portion of the display. To help mask the ambient light sensor window from view, the ambient light sensor window may be ...
Fractionation process for a process for oligomerising light olefins
Axens
June 22, 2017 - N°20170175014

The invention relates to a process for oligomerising light olefins in which the effluent from the oligomerisation section is passed to a prefractionator that leads to at least one head fraction containing a mixture of liquefied petroleum gas and light gasoline and a bottom fraction containing a mixture of heavy gasoline and middle distillate, the said head fraction being passed ...
Secondary intraocular lens with magnifying coaxial optical portion
Investmed Kft.
June 22, 2017 - N°20170172733

A secondary foldable intraocular lens, iol, (2) is provided that is surgically implanted in addition to at least one primary iol (1) in the patient's pseudo-phakic eye. The secondary iol (2) is arranged optically coaxial to the primary iol (1) focusing a combined image onto the retina (5) of the patient's eye (4) additionally magnifying at least a central part of the image of the primary ...
Refraction Patent Pack
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Refraction Patent Applications
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For professional research & prior art discovery
inventor
  • 151+ full patent PDF documents of Refraction-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Integrally formed coupling module
Huawei Technologies Co., Ltd.
June 15, 2017 - N°20170168250

An integrally formed coupling module is provided. In the module, a total internal reflective surface reflects a first optical signal emitted by a laser to form a second optical signal, the second optical signal is output to the medium air interface, a medium air interface refracts the second optical signal to form a third optical signal, the third optical signal ...
Tracking devices for use in navigation systems and methods for manufacturing the same
Stryker Corporation
June 15, 2017 - N°20170165006

Tracking devices for use in a navigation system and methods of manufacturing the same. The tracking device comprises a tracking head and a plurality of emitters supported by the tracking head to emit light. A plurality of dome-shaped lenses having arcuate inner and outer surfaces define an outer wall of uniform thickness disposed over the emitters so that light is ...
Methods and devices for determining eye refraction
Carl Zeiss Vision International Gmbh
June 15, 2017 - N°20170164827

Mobile computer devices and systems for refraction determination of an eye, for example for objective refraction determination and/or subjective refraction determination, are provided. Here, a display of the mobile computer device can be driven to display an image for refraction determination.
Trial frame
Oculus Optikgeraete Gmbh
June 15, 2017 - N°20170164824

The invention relates to a trial frame for determining the subjective refraction of a subject, comprising two lens holder devices for receiving insert lenses, a bridge, which connects the lens holder devices in such a manner that their distance relative to each other is adjustable, a nose rest device having a pivotable and height-adjustable nose rest and two temples, which ...
Trial frame
Oculus Optikgeraete Gmbh
June 15, 2017 - N°20170164823

The invention relates to a trial frame for determining the subjective refraction of a subject, comprising two lens holder devices for receiving lenses, a bridge, which adjustably connects the lens holder devices, a nose rest device having a pivotable and height-adjustable nose rest and two temples, which are adjustable in length and height, the trial frame comprising two polarization filter ...
Method for representing optotypes, optotype representation, associated use and image output device
Ipro Gmbh
June 15, 2017 - N°20170164822

Method for optotype representation (2) via an image output device (4) for a visual acuity test and/or determination of a refraction, with optotypes (10) being displayed in a three-dimensional image (6) and an image separation occurring in such a way that the optotypes (10) are monocularly discernible in binocular conditions, wherein the three-dimensional image (6) is binocularly discernible.
Surgical access system and related methods
Nuvasive, Inc.
June 08, 2017 - N°20170156580

A surgical access system including a tissue distraction assembly and a tissue refraction assembly, both of which may be equipped with one or more electrodes for use in detecting the existence of (and optionally the distance and/or direction to) neural structures before, during, and after the establishment of an operative corridor to a surgical target site.
Refraction Patent Pack
Download 151+ patent application PDFs
Refraction Patent Applications
Download 151+ Refraction-related PDFs
For professional research & prior art discovery
inventor
  • 151+ full patent PDF documents of Refraction-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Systems for determining eye refraction
Carl Zeiss Vision International Gmbh
June 01, 2017 - N°20170150882

Mobile computer devices and systems for refraction determination of an eye, for example for objective refraction determination and/or subjective refraction determination, are provided. Here, a display of the mobile computer device can be driven to display an image for refraction determination.
Light emitting device having wide beam angle and method of fabricating the same
Carl Zeiss Vision International Gmbh
May 25, 2017 - N°20170148954

A light emitting device including a light emitting structure disposed on one surface of a substrate and a transflective portion disposed on the other surface of the substrate. The transflective portion and the substrate have different indexes of refraction from one another.
Multi-layer coated glass substrate
Carl Zeiss Vision International Gmbh
May 25, 2017 - N°20170146709

The present disclosure provides a coated glass or glass-ceramic substrate, wherein at least two coating layers are applied to each side of the substrate. Each of the coating layers comprises one or more metal oxides, and optionally a dopant. The dopant can be a halogen or post transition metal. The coated substrate can have two coating layers on each side, ...
Lamp for vehicle
Carl Zeiss Vision International Gmbh
May 25, 2017 - N°20170144589

A lamp for a vehicle that radiates a beam pattern to a vehicle front side is provided. The lamp for a vehicle includes at least one light source and a lens configured to radiate a low beam to a front side of the vehicle through refraction of light emitted from the at least one light source. The lens includes a ...
Display device
Seoul National University Of Technology Center For Industry Collaboration
May 18, 2017 - N°20170139307

A display device is disclosed. The display panel may comprise a display panel including a pixel area and a light refraction element disposed on the display panel. The light refraction element may have a first face facing the display panel and a second face disposed at an opposite side of the first face. The light refraction element may comprise a ...
Design of a refractive surface
École Polytechnique Fédérale De Lausanne
May 18, 2017 - N°20170139204

Method of designing a refractive surface, comprising providing a refractive object having a refractive surface with an initial geometry, determining a refraction of incident illumination through the refractive surface with the initial geometry to create a source irradiance es distribution on a receiver; and determining a shape of the refractive surface of the refractive object such that a resulting irradiance ...
Multilayer article with variegated appearance
Certainteed Corporation
May 18, 2017 - N°20170138047

A variegated capstock for covering a substrate for a building product has polymeric streaks in a non-clear, non-opaque matrix. Rapid cooling of the matrix minimizes formation of crystallites, such that the polymeric streaks become visible through a surface of the non-opaque matrix. The streaks are visible by having a color or an index of refraction different from that of the ...
An ultrasound transducer probe having a curved imaging face
General Electric Company
May 18, 2017 - N°20170135673

A transducer probe is presented. The transducer probe includes a housing having at least one curved surface at a first end. Further, the transducer probe includes a transducer unit including a plurality of electro-acoustic modules and configured to emit ultrasound signals towards a target volume. Also, the transducer probe includes at least one interconnect configured to electrically couple the transducer ...
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