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Patent Searching and Data


Matches 351 - 400 out of 9,657

Document Document Title
WO/2010/142737
The system comprises an SLM (3); means for irradiating a laser beam (1, 2) onto said SLM (3); controlling means (4a, 4b) intended to control said SLM (3) in order to define a CGH corresponding to the desired optical image and intended to...  
WO/2010/141323
A three-dimensional holographic display device includes a holographic display medium constituted by a photorefractive organic composition, and an optical system for recording and reproducing a holographic image using the holographic disp...  
WO/2010/128890
The identification mark is in the form of an image made on a polished surface of an item, which image can be rendered optically visible and is in the form of a diffraction structure made up, in particular, of microscopic lines with a sin...  
WO/2010/128891
A surface to be marked is polished and a processing layer is applied thereto, via which layer an image of a mark which can be rendered optically visible in reflected light at a diffraction angle is made on the aforesaid surface in the fo...  
WO/2010/125367
This invention generally relates to displaying a substantially two-dimensional input image, and is particularly applicable for use in a head-up display. Display apparatus for displaying a substantially two-dimensional input image compris...  
WO/2010/125316
The invention relates to a metallised film including at least one reflective layer (14, 17), said reflective layer consisting of a layer of printed metallised ink (17), characterised in that said layer of printed metallised ink (17) incl...  
WO/2010/125869
Provided is a transmission type volume hologram recording medium used in a two-beam hologram recording system, having a high diffraction efficiency and capable of remarkably reducing the intensity of higher order diffracted light, which ...  
WO/2010/122530
The present invention discloses a method and an apparatus to compute a complex wavefield, referred to as the object wave o, by means of measuring the intensity signal resulting from the interference of the said object wave with a second ...  
WO/2010/120260
Various embodiments of the present invention are directed to negative refractive index-based holograms that can be electronically controlled and dynamically reconfigured to generate one or more color three-dimensional holographic images....  
WO/2010/113123
A method of generating a hologram of an object is disclosed. The method comprises: receiving data corresponding to a plurality of non-coherent sub-holograms acquired by an optically passive synthetic aperture holographic apparatus (14), ...  
WO/2010/113123
A method of generating a hologram of an object is disclosed. The method comprises: receiving data corresponding to a plurality of non-coherent sub-holograms acquired by an optically passive synthetic aperture holographic apparatus (14), ...  
WO/2010/113777
A photosensitive material which comprises a polymer matrix including a cyclic oligosaccharide derivative as a structural unit, a radical-polymerizable monomer, and a free-radical photopolymerization initiator.  
WO/2010/109170
An autostereoscopic display is provided comprising a Spatial Light Modulator (SLM), an illuminator, and first and second light redirecting grids. The light directing grids comprise vertical bar-shaped electrically switchable diffractive ...  
WO/2010/111186  
WO/2010/109241
We describe a method of determining an aberration correction for a holographic image display system using a spatial light modulator (SLM) to display a hologram. Embodiments of the invention measure the corrections needed for a particular...  
WO/2010/107784
A polymerizable media includes a holographic recording media. The media includes at least one monomer or oligomer that undergoes polymerization; a compound, which absorbs actinic radiation of a first wavelength and forms a sensitizer whi...  
WO/2010/103952
Provided is a three-dimensional image projection device which displays a three-dimensional image with high reproducibility according to the change of the position of a viewer and easily achieves the miniaturization of a system. Specifica...  
WO/2010/094948
The nature of a volume hologram limits its use in security and sensing applications. Accordingly, a volume hologram (1) segregated into a first (2) and second (3) region recording a first and second image, respectively, and wherein the s...  
WO/2010/092533
The invention relates to a method and apparatus for topological or shape measurement of objects of any size, by using an interferometric technique comprising an optical source, with selectable coherence, allowing contouring from single s...  
WO/2010/092409
We describe optical techniques for replicating an image to expand the exit pupil of a head-up laser-based image display system. The system includes image replication optics to replicate an image carried by a substantially collimated beam...  
WO/2010/092392
A method of producing a diffractive optical element comprises forming on a textured surface of a first substrate (2) a predetermined pattern of an ink (3) including an activator for a metallisation reaction and one or more binders; causi...  
WO/2010/092739
Disclosed is interference measuring device for acquiring an interference image used for acquiring three-dimensional information relating to a subject with dynamic variation. A digital holography device (60) of the invention is provided w...  
WO/2010/081986
The invention relates to a method of marking a batch of products, consisting in forming a synthetic hologram of an image (20) on each product, said hologram being furthermore encoded using a phase key, the image comprising a first portio...  
WO/2010/076571
There is herein described apparatus and methods for displaying holograms. At least one aspect of the invention is to provide a compact and self-contained lighting system for a display hologram, which can produce high quality images and w...  
WO/2010/077220
Various embodiments of the present invention relate to dynamically reconfigurable hologram comprising a phase-modulation layer and an intensity-control layer. The phase modulation layer comprises an electronically programmable erasable n...  
WO/2010/077221
Various embodiments of the present invention relate to systems that can be used as holograms and can be electronically controlled and dynamically reconfigured to generate three-dimensional motion picture images. In one embodiment, a dyna...  
WO/2010/072318
The invention relates to a method and to a device for producing security documents, particularly ID cards, each having a security element, wherein the security documents are fed along a processing track and equipped with the appropriate ...  
WO/2010/072066
A hologram functional screen (1) and its fabrication method are provided. When said hologram functional screen (1) is placed on reference plate PR, the spatial spectrum of the input information of the view information Imn carried by each...  
WO/2010/072065
A hologram three-dimensional image information collecting device and method, a reproducting device and method are disclosed. The collecting device comprises M*N two-dimensional image picking-up units Cmn to obtain M*N spatial spectru...  
WO/2010/073024
We describe a touch sensitive holographic image display device (900) for holographically projecting a touch sensitive image at an acute angle onto a surface on which the device is placed. The device includes holographic image projection ...  
WO/2010/072067
A real-time color holographical three-dimension display system and method implemented by using digital holographical display theory and regular camera-projector array system are disclosed, which perform space spectrum sample taking of to...  
WO/2010/067100
We describe a holographic image projection system for projecting an image at an acute angle onto a surface, the system comprising: a spatial light modulator (SLM) to display a hologram; an illumination system to illuminate said displayed...  
WO/2010/066700
The present invention relates to an optical component for refracting light rays (12) passing through the optical component (10). The optical component comprises several fluid cells (14) arranged next to each other in a regular structure ...  
WO/2010/066818
The invention relates to a method for producing a single-layer diffractive combiner used in a head-up display device for motor vehicles, comprising a projection unit provided with a display element which is backlit by n≥1 light sources...  
WO/2010/068820
A method for producing and replaying a composite color hologram, the method comprising recording a first hologram containing primarily a green content of an intended composite hologram using a substantially collimated recording reference...  
WO/2010/066700
The present invention relates to an optical component for refracting light rays (12) passing through the optical component (10). The optical component comprises several fluid cells (14) arranged next to each other in a regular structure ...  
WO/2010/061835
A total reflection surface and a holographic optical element (HOE) surface are formed on the same surface (S3) in an eyepiece prism (15). In this structure, a smaller reflection angle can be set at an HOE (16) compared to a structure wit...  
WO/2010/058809
Disclosed is an embossed hologram chip structure which can be effectively used in the discrimination of counterfeit cards or counterfeit products; further disclosed is a method for manufacturing an embossed hologram chip. By regularly fo...  
WO/2010/054611
A method is described for producing a multi-colour volume hologram having holographic pixels (12a, 12b, 12c) in a photopolymer layer (10) of a photopolymer film (1), wherein, in order to suppress photochemical interaction between adjacen...  
WO/2010/054636
A method and an apparatus are described for producing a volume transmission hologram and/or a volume reflection hologram from a film (10) having a backing foil (12) and a holographic layer (14). In said method, the film (10) is guided ov...  
WO/2010/057219
A holographic substrate-guided wave-based see-through display can has a microdisplay, capable of emitting light in the form of an image. The microdisplay directs its output to a holographic lens, capable of accepting the light in the for...  
WO/2010/052851
A photosensitive composition for volume hologram recording (I) comprising a binder polymer (A), a cationically photopolymerizable compound (B), a photopolymerization initiator (C) and a sensitizing dye (D), which is characterized in that...  
WO/2010/054329
An enhanced optical interference pattern, such as a diffraction grating, is incorporated into a photodefinable surface by shining three or more beams of coherent light from a single source at a photodefinable surface, such as a photosens...  
WO/2010/048640
Methods and systems for rendering hogels, including receiving a set of 3D data at a node, the node comprising a graphics processing unit, storing at least a subset of the set of 3D data in a buffer, rendering a first hogel view from the ...  
WO/2010/046708
This invention refers to a new security device consisting of a planar metal holographic encoded holographic platelet characterised in that the micro particle contains a holographic or diffractive image visible under magnification to an o...  
WO/2010/048637
Methods and systems for rendering hogels, including notifying one or more rendering nodes that all rendering is complete in response to determining that each of the one or more rendering nodes completes rendering of corresponding one or ...  
WO/2010/048640
Methods and systems for rendering hogels, including receiving a set of 3D data at a node, the node comprising a graphics processing unit, storing at least a subset of the set of 3D data in a buffer, rendering a first hogel view from the ...  
WO/2010/048637
Methods and systems for rendering hogels, including notifying one or more rendering nodes that all rendering is complete in response to determining that each of the one or more rendering nodes completes rendering of corresponding one or ...  
WO/2010/048642
Methods and systems for rendering hogels, including causing one or more nodes to each load a subset of a hogel data set into a buffer, the one or more nodes being configured to each store the corresponding subset of the hogel data set, d...  
WO/2010/046709
This invention refers to a new security device consisting of a planer metal holographic encoded holographic platelet characterised in that the micro particle contains a holographic or diffractive image visible under magnification to an o...  

Matches 351 - 400 out of 9,657