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Patent Searching and Data


Matches 401 - 450 out of 146,133

Document Document Title
WO/2023/223903A1
A film roll holding device (1) comprises: a measurement part (40) that generates measurement data by measuring a side surface of a film roll (80) held by a holding part (30); an analysis part (11) that generates an indication value relat...  
WO/2023/224619A1
A multiview backlight and multiview display provide a tailored, off-axis luminance profile of emitted light having a lower luminance in an on-axis direction and a higher luminance in away from the on-axis direction. The multiview backlig...  
WO/2023/220769A1
The present invention relates generally to visual display and control panels used in synthetic training devices (such as flight simulators) having illuminated features. The panels have a light source, a layer configured to transmit and d...  
WO/2023/224004A1
[Problem] To provide an adhesive composition having high durability. [Solution] The present invention relates to an in-cell-type liquid crystal panel (1) comprising a first polarizing film (30a), a first transparent substrate (10a), and ...  
WO/2023/222583A1
The present invention relates to a LiDAR window, a method for preparing the same, and a sensor system. The LiDAR window comprises the following layers stacked together in the order of: a protective layer, a substrate, an adhesive layer a...  
WO/2023/223728A1
Provided is an inspection method for determining the presence or absence of defects in a retardation layer, the inspection method being capable of easily detecting not only defects based on retardation deviations, but also defects based ...  
WO/2023/225368A1
An image light guide for conveying a virtual image including a first surface and a parallel second surface, an in-coupling diffractive optic arranged along the first surface and/or the second surface, wherein the in-coupling diffractive ...  
WO/2023/223854A1
[Problem] To provide a spectacle lens in which a novel function can be exhibited by a plurality of regions of mutually different colors. [Solution] This spectacle lens 1 has a substrate 2, and a first portion 20 (first antireflection fil...  
WO/2023/224104A1
Provided is an optical laminate having excellent optical characteristics and fingerprint wipeability, and an image display device that uses the optical laminate. Provided is an optical laminate having recesses and protrusions in the oute...  
WO/2023/218937A1
The present invention relates to an optical filter comprising a substrate and a reflecting layer that is formed from a dielectric multilayer film layered as an outermost layer on at least one principal surface side of the substrate, wher...  
WO/2023/220480A1
A head-mounted display system includes a waveguide configured to guide light from a light projection system coupled into the waveguide; a grating structure optically coupled to the waveguide, the grating structure being configured to cou...  
WO/2023/218628A1
A display device (1) according to the present invention comprises: a display area (DA) which comprises a first region (R1) that contains at least a part of the central part of the display area (DA) and a second region (R2) that contains ...  
WO/2023/218932A1
A composition for forming colored layers which comprises a colorant (A), an actinic-ray-curable resin (B), a photopolymerization initiator (C), a solvent (D), and additives (E). The colorant (A) includes at least one colorant selected fr...  
WO/2023/219550A1
The present invention relates to an optical fingerprint sensor (400, 500) configured to be arranged under a cover structure comprising a display, the optical fingerprint sensor comprising: an array of photodetectors (304) for detecting l...  
WO/2023/217885A1
An optical plate comprising a first surface and an opposite second surface, wherein the first surface is defined by a micro-structure arrangement of the optical plate. This micro-structure arrangement comprises an array of polygonal pyra...  
WO/2023/216493A1
A two-dimensional grating (1) and a forming method therefor, an optical waveguide (100), and a near-eye display device (1000). The two-dimensional grating (1) comprises rectangular repeating units (10) arranged in a tiled manner; first p...  
WO/2023/220512A1
A display system may include a waveguide and at least one surface relief grating (SRG) structure. The SRG structure may include a plurality of ridges separated by a plurality of troughs. The SRG structure may include an anti-reflective l...  
WO/2023/220720A1
The present invention pertains to a lighting device for an automobile comprising a housing, a plurality of light sources arranged inside the housing and an optical element arranged in front of the plurality of light source. The optical e...  
WO/2023/216715A1
The present application provides a preparation method for a circuit board comprising an ultra-black composite coating. The preparation method comprises the following steps: providing a circuit board, the circuit board comprising a pad; f...  
WO/2023/220378A1
An example apparatus may include a display and an optical configuration configured to provide an image of a display, for example, in a head-mounted device. The optical configuration may include a Fresnel lens assembly including a Fresnel...  
WO/2023/218921A1
Provided is an illumination device capable of improving light extraction efficiency. This illumination device comprises a first lens (263) and a second lens (264), and a first light-emitting element (21c) and a second light-emitting elem...  
WO/2023/219010A1
This resin composition contains a resin and at least one infrared-absorbing dye A selected from a dye A1 represented by formula (1) and die multimers A2 including two or more dye structures derived from the dye A1 per molecule. The prese...  
WO/2023/218878A1
The purpose of the present invention is to provide an optical film which can achieve satisfactory antiviral properties while preventing the deterioration in the visibility thereof. Provided is an antiviral optical film having a resin l...  
WO/2023/218014A1
In particular, the invention relates to a spectacle lens which has at least one diffractive effect zone as at least one part of a view region of the spectacle lens such that the spectacle lens comprises diffractive microstructures in the...  
WO/2023/218822A1
The present invention provides a polarizing film which has an excellent appearance and is capable of contributing to the improvement of the display characteristics of an image display device. A method for producing a polarizing film acco...  
WO/2023/219457A1
The present invention relates to a display device capable of controlling light transmittance, comprising: a transparent display panel; a first retarder disposed in the path of light which the transparent display panel emits; a second ret...  
WO/2023/216021A1
Provided are an anti-reflection stack structure, a manufacturing method therefor, a display panel, and a display apparatus. The anti-reflection stack structure comprises: a substrate, having a first refractive index and a first surface; ...  
WO/2023/218842A1
A microlens array (30) in which a plurality of microlenses (31) are aligned and arranged comprises a low-refractive-index layer (60) that includes a hollow filler and a medium, is formed on the plurality of microlenses, and has a smaller...  
WO/2023/218820A1
Provided is a polarizing film which has an excellent appearance and can contribute to an improvement in the display characteristics of an image display device. A method for producing a polarizing film according to an embodiment of the pr...  
WO/2023/218964A1
This wavelength conversion member is characterized by comprising: a fluorescent body that emits fluorescent light by means of excitation light, and has an incident surface in which the excitation light enters, and a back surface position...  
WO/2023/219024A1
The present invention addresses the problem of providing: a composition that can form a liquid crystal layer which has a maximum absorption wavelength in the infrared region (particularly, wavelengths 1000-1700 nm) and which excels in ab...  
WO/2023/219961A1
Projection lens apertures for laser-based image projection systems (100). One embodiment provides a projection lens assembly (112) for a projector system (100). The projection lens assembly (112) includes an aperture (1200, 1300, 1800, 1...  
WO/2023/217574A2
The invention relates to a method (100) for treating an optical spacer (203) for a Fabry-Pérot resonator, comprising the steps of: - arranging the optical spacer in a Fabry-Pérot resonator; - arranging the Fabry–Pérot resonator in a...  
WO/2023/220133A1
An image light guide system for conveying a virtual image that includes a first waveguide having a first refractive index and a second waveguide having a second refractive index. The first waveguide includes diffractive optics arranged t...  
WO/2023/220427A1
A light detection and ranging (LiDAR) scanning system used with a moveable platform is provided. The LiDAR scanning system comprises one or more light sources; and one or more optical core assemblies optically coupled to the one or more ...  
WO/2023/216311A1
A display panel (100) and a display apparatus (1000). The display panel (100) comprises a photosensitive functional area (GG), and an optical waveguide module (20) is provided at a light-emergent side of a panel main body (10). The optic...  
WO/2023/219525A1
According to the invention, the light-emitting polymer film functions as a complex optical system, which applied within the structure of an edge-illuminated system with its entire front surfaces or part of its front surfaces in the form ...  
WO/2023/218821A1
The present invention provides a polarizing film which has an excellent appearance and is capable of contributing to the improvement of the display characteristics of an image display device. A method for producing a polarizing film acco...  
WO/2023/218712A1
A computer-implemented method is provided for designing a metalens. The metalens has a metasurface including nano-structures arranged on a substrate based on preliminary simulation data. The method includes partitioning the nano-structur...  
WO/2023/215319A1
Highly uniform Fabry-Pérot-based optical ultrasound transducer arrays can be formed on a substrate by surface-micromachining, using a sacrificial material layer to define the length of a Fabry-Pérot cavity formed between two partially ...  
WO/2023/214502A1
The present invention addresses the problem of providing: an optical film which enables easy separation of a base material when the base material is separated therefrom, while ensuring sufficient adhesion between the base material and an...  
WO/2023/214486A1
Provided are: a light guide plate with which degradation of image quality is controlled, even if the amount of a resin material cannot be precisely controlled; an image display device; and a light guide plate manufacturing method. Prov...  
WO/2023/215433A1
Phosphor ink compositions and systems and methods for depositing such phosphor containing ink are disclosed. An ink composition of in accordance with the present disclosure comprises a phosphor material comprising a Mn4+ doped phosphor o...  
WO/2023/215388A1
A device is provided. The device includes a light guide (110) coupled with an in-coupling element (135) at an input portion of the light guide and an out-coupling element (145) at an output portion of the light guide. The device also inc...  
WO/2023/214244A1
A light control film has opposing substantially planar substantially parallel first and second major surfaces spaced apart along a thickness direction of the light control film, and a plurality of substantially parallel optically transpa...  
WO/2023/215629A1
A display assembly with dielectric filters is presented herein. The display assembly includes a light source assembly, a dielectric filter array, and a modulation layer. The light source assembly generates laser light in multiple color c...  
WO/2023/214586A1
The present invention provides a polarizing plate, a device, a head-mounted display, an organic electroluminescence display apparatus, and an imaging system, the polarizing plate enabling excellent detection performance of an infrared li...  
WO/2023/214665A1
The display device comprises: an image formation device for providing image light; a polarization controller for adjusting the polarization state of the image light provided by the image formation device; a processor for controlling the ...  
WO/2023/214424A1
The present application provides a visibility controlling device with switchable states of transparency and non-transparency. Specifically, the visibility controlling device possesses an efficient and improved switching time between the ...  
WO/2023/210443A1
A poly(ethylene terephthalate)-based resin film satisfying the following (1) and (2). (1) The poly(ethylene terephthalate)-based resin film has a retardation of 3,000-30,000 nm and (2) the poly(ethylene terephthalate)-based resin film ha...  

Matches 401 - 450 out of 146,133