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Patent Searching and Data


Matches 51 - 100 out of 16,229

Document Document Title
WO/2015/168384A3
The inventors have discovered a method to improve image quality in holography and, for the first time, utilize lenses made from birefringent materials to advantageously split an incoming beam of either coherent or incoherent light into t...  
WO/2015/165471A1
There is presented a method for providing an intensity pattern (Ioutput), such as an image, more particularly a contiguous intensity pattern with reduced speckle. The method comprises encoding a spatial light modulator (SLM) with a modul...  
WO/2015/168384A2
The inventors have discovered a method to improve image quality in holography and, for the first time, utilize lenses made from birefringent materials to advantageously split an incoming beam of either coherent or incoherent light into t...  
WO/2015/161347A1
A method for producing a security document comprising a volume hologram, including the steps of: applying an optically sensitive material onto a first surface of a substrate in a first region of the first surface; and irradiating the opt...  
WO/2015/161227A1
In a first aspect, a multilayer film includes a holographic image layer, a first heat-shrinkable layer and a first adhesive layer between the holographic image layer and the first heat-shrinkable layer. In a second aspect, an authenticat...  
WO/2015/161221A1
The invention pertains in a first aspect to a multilayer film that includes a frangible holographic image layer and an adhesive layer adjacent to a side of the holographic image layer; and, an additional temporary support layer that is a...  
WO/2015/156801A1
Briefly stated, technologies are generally described for displaying a holographic image on a mobile device with a reference beam provided from a light source station. Example devices/systems described herein may use one or more of a mobi...  
WO/2015/154866A1
The invention relates to a method for producing a security element for a security paper, value document or similar, comprising a substrate (10) which is provided at least partially with an embossed coating (11) comprising at least two la...  
WO/2015/156939A1
Various examples of diffraction grating layers for touch/proximity sensing apparatus are provided. The touch/proximity sensing apparatus may include a light guide and light sources edge-coupled to first side of the light guide. Light sen...  
WO/2015/150589A1
A lens-free device (100) for performing drug screening on cells (103) comprises a substrate (101) having a surface (102); a light source (104) positioned to illuminate the cells (103), when present, on the substrate surface (104) with a ...  
WO/2015/145428A1
The present invention relates to an arrangement for the generation of images of optical sections of a three-dimensional (3D) volume in space such as an object, scene, or target, comprising: an illumination unit, an optical arrangement fo...  
WO/2015/141137A1
In the present invention, hologram data is generated by: dividing a hologram data generation region (33) for generating hologram data into a plurality of elemental regions (34); calculating basic hologram data, which is hologram data for...  
WO/2015/132752A2
Diffractive optical element (6) of the holographic type, which forms, when illuminated by a first electromagnetic field (DOB) having non-zero orbital angular momentum, a second electromagnetic field (IOB) adapted to form a first image su...  
WO/2015/132360A1
This method for characterising a state of adhesion of particles is implemented via a system comprising a spatially coherent light source and a matrix-array photodetector, the particles being contained in a liquid medium, the liquid mediu...  
WO/2015/132752A3
Diffractive optical element (6) of the holographic type, which diffractively generates, when illuminated by a predetermined first electromagnetic field (DOB) having non-zero orbital angular momentum, a second electromagnetic field (IOB) ...  
WO/2015/129016A1
The purpose of the invention is to provide a data recording and playback device which records and plays back digital information using holography and a data recording method, such that reduction of recording capacity caused by post-curin...  
WO/2015/128913A1
 The present invention is provided with: a spatial-phase modulation element (30) for forming a display luminous flux (2); a transparent substrate (40) in which the display luminous flux (2) is propagated by repeated internal reflection...  
WO/2015/124227A1
The invention relates to a holographic composite element and to a method for the production thereof. According to said method, a carrier layer (12) is supplied to an application unit (26), in which a flowable holographic material is stor...  
WO/2015/124801A1
The invention concerns an optical system (10) comprising: - a spatial light modulator (13) comprising an array of controllable elements adapted for generating a modulated light beam (17) by diffracting an incident light beam (12), the mo...  
WO/2015/126362A1
Briefly stated, technologies are generally described for providing a computer-generated holography (CGH). Example devices/systems described herein may use one or more of a server device and/or a client device. The server device may be co...  
WO/2015/125133A1
The subject matter discloses an electronic device, comprising a frame comprising one or more projecting units, the one or more projecting units are arranged in a manner to project the content on a projecting field, said projecting field ...  
WO/2015/118475A1
The techniques, apparatus, material and systems are described for a portable camera device which can be attached to the camera port of a conventional transmission or reflection microscope for complex wave front analysis. At least one hol...  
WO/2015/114743A1
The purpose of the present invention is to provide an optical information device and an optical information processing method which can perform high-speed and accurate positioning. One example of a solution is an optical information devi...  
WO/2015/115564A1
 An image display device according to the present invention is provided with a plurality of image cells arranged in two-dimensional form, each of the image cells having a hologram layer. The hologram layer includes a diffraction gratin...  
WO/2015/112139A1
In some examples, a system may be configured to generate a holographic image of an object. The system may include a holographic recording medium and a fiber laser. The fiber laser may be configured to generate a first output beam at a fi...  
WO/2015/109648A1
An exposing method and an exposing light path of a holographic grating. The exposing method comprises the steps of regulating positions of two exposing light sources (S1, S2) to form an exposing light path: (1) determining initial positi...  
WO/2015/108272A1
A holographic wavefront recording device and method for reproducing seamless color holographic images are provided. A color holographic wavefront printer, according to an embodiment of the present invention, comprises: a light modulation...  
WO/2015/104239A2
The invention relates to a display device for holographic reconstruction. The display device comprises a spatial light modulator device (SLM) having combined phase modulating pixels (p) and amplitude modulating pixels (a), an illuminatio...  
WO/2015/104239A3
The invention relates to a display device for holographic reconstruction. The display device comprises a spatial light modulator device (SLM) having combined phase modulating pixels (p) and amplitude modulating pixels (a), an illuminatio...  
WO/2015/101482A1
The invention relates to a system (400) for acquiring images by means of heterodyne digital holography, comprising an image sensor (409) having at least one photodiode coupled to an oversampling analog-digital converter.  
WO/2015/097837A1
The present invention addresses the problem of providing, in reconstruction processing for holographic memory, marker patterns for which sub-pixel position detection is possible even in a data page for which the amount of inter-pixel int...  
WO/2015/097777A1
The present invention provides a hologram information reconstruction device, a hologram information recording and reconstruction device, and a movable insertion mechanism for same for which extension of depth-of-focus is possible even wi...  
WO/2015/091427A1
The invention relates to a novel photopolymer formulation comprising matrix polymers, a writing monomer, and a photoinitiator, said formulation additionally comprising a compound of the formula (I) in which A1, A2, A3 A3 are each indepen...  
WO/2015/082476A1
An apparatus for performing in-line lens-free digital holography of an object, comprising: • - a single point light source (2) adapted for emitting coherent light; • - an image sensing device (5) adapted and arranged for recording in...  
WO/2015/083549A1
According to the present invention, provided is an optical-component angle adjustment mechanism wherein both an angle adjustment function and a heat-dissipation function can be achieved using a simple configuration, even if the optical c...  
WO/2015/083246A1
Provided are an optical information reproduction device and a method therefor with which the influence of reference light reflected from the surface of a disk can be reduced, thereby enabling data to be reproduced in a stable manner in a...  
WO/2015/083245A1
Provided are a highly reliable recording/reproduction device and recording/reproduction method with which the light axes for signal light and reference light can be detected as needed and adjusted to compensate for light axis deviation, ...  
WO/2015/080750A1
An example hologram device may include a target holographic view of an encoded holographic image representing an alignment target; and a plurality of non-target holographic views of the encoded holographic image, each non-target holograp...  
WO/2015/077666A1
A system and method may utilize holography to facilitate fabrication techniques such as 3D printing and lithography. The system may include a light source, a hologram of an original object or lithographic pattern recorded in a holographi...  
WO/2015/075726A1
The present invention relates to computerized methods, systems and apparatuses for encoding and/or decoding of information in a pattern which emits or reflects position dependent signals, wherein said pattern is either a real 3D pattern ...  
WO/2015/077667A3
A system and method may utilize holography to facilitate fabrication techniques such as 3D printing and lithography. The system may include a light source, a hologram of an original object or lithographic pattern recorded in a holographi...  
WO/2015/075827A1
An objective of the present invention is to provide a hologram reconstruction device and hologram reconstruction method capable of appropriately reconstructing information recorded in a hologram recording medium. The hologram reconstruct...  
WO/2015/068250A1
The problem addressed by the present invention is to increase the use efficiency of a holographic storage medium, achieving an increase in the number of storage layers, and to achieve favorable and stable storage maintaining the storage ...  
WO/2015/068839A1
 Provided are a polymerizable compound having a high refractive index, high light transmittance, and low viscosity, a resin composition using the same, a cured resin, and an optical material. A polymerizable compound represented by gen...  
WO/2015/068834A1
 Provided are: a PSLM (15a) for adding a phase difference (exp) (jθ1) to a light wave; a PSLM (15b) for adding a phase difference (exp) (jθ2) to a light wave; and an optical demultiplexer (14a) for generating a complex amplitude imag...  
WO/2015/063566A1
The present invention relates to a microscope, method and computer program for obtaining quantitative phase images by means of digital holographic microscopy, and a kit for adapting an optical microscope. The microscope comprises: - a co...  
WO/2015/064496A1
[Problem] To provide an image processing device that can reduce flicker noise when hologram images are displayed on a rotating screen having a light diffusing function. [Solution] The phase of laser light is modulated by a phase modulati...  
WO/2015/065345A1
Technologies are generally described for generating a holographic image of an object and a background image of the object. In various examples, a holographic image generation apparatus is described, where a light beam from a light source...  
WO/2015/064497A1
[Problem] To provide an in-vehicle projection device that can safely project a display image onto a windshield even when using laser light and can be made small in size. [Solution] A collimated beam of laser light emitted by a light-emit...  
WO/2015/064088A1
The purpose of the present invention is to provide a holographic microscope that can be implemented as both a transmission type and a reflection type microscope and is capable of exceeding the resolution of a conventional optical microsc...  

Matches 51 - 100 out of 16,229