Abstract: A photochromic polyurethane laminate wherein the photochromic polyurethane layer of the laminate has been crosslinked with an isocyanate-active prepolymer using a crosslinking agent. The crosslinking agent is formulated to have at least three functional groups that are reactive with functional groups of the polyurethane or of the isocyanate-active prepolymer. A method of making the photochromic polyurethane laminate includes steps of causing the crosslinking.

Abstract: The present invention relates to a method for producing a multifunctional polyester fiber, including: mixing a polyester master batch chip, containing cesium tungsten oxide-based particles, with a general polyester chip; spinning the mixture to form a spun fiber; and cooling the spun fiber using a cooling device having a rotational outflow quenching unit and a nozzle-warming heater, and to a fiber produced by the method. The multifunctional polyester fiber according to the present invention exhibits excellent far-infrared emission properties, thermal storage/insulation properties, spinning processability, and dyeability.

Abstract: A system is provided for determining a location of a landmark for use in navigation of an autonomous vehicle. The system includes a processor programmed to receive a measured position of the landmark. The processor is also programmed to determine a refined position of the landmark based on the measured position of the landmark and at least one previously acquired position for the landmark. The measured position and the previously acquired position are determined based on acquisition of an environmental image associated with the host vehicle, analysis of the environmental image to identify the landmark, reception of global positioning system (GPS) data representing a location of the host vehicle, analysis of the environmental image to determine a relative position of the identified landmark with respect to the host vehicle, and determination of a globally localized position of the landmark based on the GPS data and the relative position.

Abstract: A polarized ophthalmic lens has a polarization gradient with a primary light transmission gradient. The lens also includes a secondary light transmission gradient, the secondary light transmission gradient being complementary to the primary light transmission gradient such that the lens exhibits uniform light transmission.

Abstract: A lighting device that includes a series of optical waveguides each able to allow rays of light to be waveguided between an entry face, arranged at a proximal end of the optical waveguide, and an exit face. The device is formed of at least two subassemblies produced separately and each including at least a portion of the series of optical waveguides and first structural elements for retaining the waveguides in position and joining successive optical waveguides of the subassembly together, the two subassemblies being able to be assembled to form the device through collaboration of the first structural elements. The distal ends of at least two successive optical waveguides of the series are connected by a piece of translucent or transparent flexible material.

Abstract: An ocular fundus camera system and an associated methodology. The system includes (a) an image sensor disposed along a fundus-image reflection path adjacent that path's downstream end, and in optical communication with light carried in this path, (b) an aperture centered on the reflection path's long axis, operatively associated with, and stationary with respect to, the sensor at a location which is upstream from the sensor, and (c), for accomplishing (1) precision fundus-image focusing on the sensor, and additionally (2) autorefraction, optical, light-content shifting structure, operable selectively for producing, within that portion of the reflection path which is disposed downstream from the shifting structure, relative trans-axial displacement solely of any non-collimated light carried in that portion of the main path which is disposed upstream from the shifting structure.

Abstract: Methods are provided for making layers with nano- and micro-patterned topographies by laser action or inkjet printing on a first surface. These topographies have a periodicity of 5 nm to 500 ?m in a first direction in the plane of the first surface. These layers can be used as anisotropically patterned alignment layers in electro-optical devices and generate an orientational order of at least 0.30.

Abstract: The present invention describes single-piece or multi-piece Rigid Inserts that may be included in an Ophthalmic Lenses or may comprise the Ophthalmic Lens, wherein the Rigid Insert may be formed through the processing of thin sheet material by thermoforming. Single piece annular Rigid Inserts may perform the function of providing a template for printed patterns to be included in Ophthalmic Lenses. Single piece full Rigid Inserts may perform the function of polarizing light or filtering light based on the properties of materials used to form the insert. Multi-piece Rigid Inserts may include activation and energization elements. The present invention also includes methods and apparatus for forming the Rigid Inserts.

Abstract: Designs, strategies and methods to form energization elements comprising polymer electrolytes are described. In some examples, the biocompatible energization elements may be used in a biomedical device. In some further examples, the biocompatible energization elements may be used in a contact lens.

Abstract: Described herein is a light directing assembly for use in an object analysis system. The light directing assembly includes a plurality of optical relay assemblies. Each optical relay assembly includes at least one optical element configured to relay an interrogation beam from a light transmission system to an object and relay a return beam from the object to the light transmission system, the return beam being generated by reflection or back scattering of the interrogation beam by the object. Each optical relay assembly defines an interrogation angle at which the interrogation beam relayed by the optical relay assembly reaches the object, and an optical path length being the distance from the light transmission system to the object traveled by an interrogation beam via the optical relay assembly.

Abstract: There is provided a computer-implemented method for detecting a fatty liver, comprising: receiving imaging data of a computed tomography (CT) scan performed using a single source CT Scanner with settings selected for imaging of non-fatty-liver pathology, segmenting a region of the liver by creating a binary image by applying binary segmentation to a sub-set of pixels of the imaging data according to a first set-of-rules, and mapping the region of liver of the binary image to the segmented region of the portion of the liver of the imaging data, calculating liver parameter(s) for the segmented region of the liver from Hounsfield unit (HU) value(s), and detecting the presence of a fatty liver by analyzing the calculated liver parameter(s) according to a second set-of-rules.

Abstract: A system and method is disclosed for enabling user friendly interaction with a camera system. Specifically, the inventive system and method has several aspects to improve the interaction with a camera system, including voice recognition, gaze tracking, touch sensitive inputs and others. The voice recognition unit is operable for, among other things, receiving multiple different voice commands, recognizing the vocal commands, associating the different voice commands to one camera command and controlling at least some aspect of the digital camera operation in response to these voice commands. The gaze tracking unit is operable for, among other things, determining the location on the viewfinder image that the user is gazing upon. One aspect of the touch sensitive inputs provides that the touch sensitive pad is mouse-like and is operable for, among other things, receiving user touch inputs to control at least some aspect of the camera operation.

Abstract: An organic light-emitting diode comprising a generally extensive first electrode; a generally extensive second electrode placed facing the first electrode, the second electrode comprising at least two portions that are electrically insulated from each other; at least one emissive organic layer placed between the first and second electrodes; and zones for electrically connecting the first and second electrodes. The zones for electrically connecting the first and second electrodes are located on at least one of the edges of the diode.

Abstract: Certain exemplary embodiments can provide a system, machine, device, manufacture, circuit, composition of matter, and/or user interface adapted for and/or resulting from, and/or a method and/or machine-readable medium comprising machine-implementable instructions for, activities that can comprise and/or relate to, via light from a light source, rendering an image on a retina.

Abstract: An apparatus for regulating air pressure level in a tire is provided. The apparatus includes a housing attached to the tire; a piston located inside the housing, coupled to the housing via a spring; a one-way valve; and locking elements located at a specified location along the housing, wherein the piston is configured to move towards a first end of the housing responsive to an imbalance between centrifugal force applied to the piston due to angular speed of the tire and force applied to it by the spring, wherein the locking elements are configured to lock the piston at the specified location whenever the tire reaches a predefined angular speed, and release the piston once the angular speed of the tire crosses a predefined threshold, so that the piston moves towards a second end of the sleeve producing an air pulse, conveyed by the one-way valve into the tire.

Abstract: A main object of the present invention is to provide a birefringence improving agent that can realize a satisfactory white display even in a liquid crystal display device in which a ferroelectric liquid crystal composition is used and which can reduce the birefringence and has a large cell gap; a ferroelectric liquid crystal composition and a liquid crystal display device that use the birefringence improving agent; and a compound that can be used in a ferroelectric liquid crystal composition.

Abstract: The present invention relates to a support for a light source of a lighting device of a motor vehicle, including a zone for positioning the light source, referencing elements with respect to three given mutually transverse axes, one of the referencing elements, termed a referencing element with two portions, a first portion extending along or parallel to a first axis of the three given axes, and a second portion extending transversely relative to this first given axis.

Abstract: A device including at least one optical module for emission of a light beam which is mounted on a support arranged on a frame orthogonal to the axis of emission and is mounted in adjustable manner on the frame by means of a sighting mechanism which includes at least two parallel threaded rods carried by the support. Each module extends an associated hole in the frame and carries a spherical nut having an active clamping spherical face which cooperates with a complementary bearing surface formed of the frame. The two threaded rods include one reference threaded rod carrying a nut whose active face cooperates with a complementary spherical reference bearing surface of truncated spherical profile, and at least one adjustment threaded rod which carries a nut whose active face cooperates with a complementary cylindrical adjustment bearing surface of truncated cylindrical profile.

Abstract: The invention relates to a light emission system that includes a light source support having a first cooperation member, a printed circuit board fixed to the light source support and a connection system, a connection cable including a connection plug. The connection plug has a second cooperation member. The connection system, the support and the plug are arranged in such a way that when the connection system and the plug are connected to one another, the first and the second cooperation members cooperate together to form a fixed mechanical link.

Abstract: The invention concerns an interior lighting device for a vehicle, in particular a motor vehicle, comprising at least one light source; an optical projection device suitable for being supplied with light by the light source or sources and for forming a light beam that has variable geometry. The optical projection device is configured to have a variable focal distance.