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WO/2012/092470A2 |
A collimator can be made of a compound holographic optical element made of three holographic optical elements. The first reflection holographic optical element will have recorded within it continuous lens configured to receive light from...
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WO/2012/092465A1 |
A substrate-guided holographic diffuser has a light-guide section configured to in-couple light and transmit the light within itself via total internal reflection. It can also have a brightness enhancement section that recycles non-diffr...
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WO/2012/087933A1 |
The present disclosure provides systems, methods and apparatus for producing holographic displays using an electromechanical systems device. In one aspect, the method can be implemented to allow for simultaneous modulation of phase and a...
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WO/2012/084752A1 |
The invention relates to a light modulation device, comprising a spatial light modulator, a structured polarizing element, a controllable polarizing element, and a light-wave multiplexing element. The spatial light modulator has modulato...
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WO/2012/085045A1 |
For comfortable viewing of a 3-D scene at various viewing angles, a display having a large tracking range for a variable viewer distance is required. A controllable light-influencing element (500) deflects light in coarse steps in a view...
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WO/2012/080837A2 |
A method for irradiating a medium includes irradiating the medium with an electromagnetic wave which is scattered in the medium and modulated in frequency at a position in the medium; obtaining information corresponding to an interferenc...
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WO/2012/080838A2 |
An apparatus includes a light source configured to emit an electromagnetic wave; a spatial light modulator configured to modulate a wavefront of the electromagnetic wave to irradiate a sample; a plate with an aperture; a lens unit config...
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WO/2012/076137A2 |
The invention relates to a consumable (1) for analyzing a sample of a human or animal body fluid, comprising a substrate (2) carrying a test field (3) with a reagent for effecting a detection reaction when exposed to a body fluid sample,...
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WO/2012/076702A1 |
The invention relates to a display comprising an observer window, which in 3D and/or 2D representation mode of a 3D scene can be adapted to changing eye positions. It should be possible for several observers to use such a display simulta...
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WO/2012/074526A1 |
One embodiment of the apparatuses, methods, and systems of the present disclosure is a license plate, sticker, or ALPR system having enhanced or increased accuracy. At least one of the license plate, sticker, or ALPR system includes usef...
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WO/2012/069810A1 |
We describe a method or providing a diffractive image display, the method comprising: displaying a diffraction pattern on pixels of a spatial light modulator (SLM), the SLM comprising a plurality of optical phase modulating pixels; and i...
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WO/2012/069135A2 |
The invention relates to a phase-mixing device for reducing the spatial coherence of electromagnetic radiation, comprising an optical waveguide (12), which at one end has an inlet surface (10), through which the electromagnetic radiation...
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WO/2012/069811A2 |
We describe apparatus and methods for generating an image holographically, and also spatial light modulators for use in such techniques. In particular we describe a spatial light modulator (SLM) comprising a plurality of light modulating...
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WO/2006/132614A9 |
This invention describes a general diffractive optics method that uses a plurality of diffractive elements (14, 18, 22) on an optical substrate ( 12) for expandi ng the exit pupil of a display of an electronic device for viewing. The met...
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WO/2012/065489A1 |
Disclosed are a holographic reconstructing device and its application for portable electronic products. The holographic reconstructing device includes a compound hologram (9), a hologram seat (91), and a rebuilding light source (12). The...
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WO/2012/068379A2 |
Systems and methods for creating an autostereoscopic display include a holographic optical element (HOE) recorded using coherent light divided into diverging reference and object beams that illuminate the HOE from opposite sides. The obj...
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WO/2012/062681A1 |
The invention relates to a display device, in particular a head-mounted display or hocular, having a spatial light modulator (200) and a controllable light-deflecting device (400) for generating a multiple image of the spatial light modu...
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WO/2012/062805A1 |
The present invention is related to a method for characterising transparent objects (2, 3) in a transparent medium (1), said transparent objects (2, 3) presenting an optical focal area (5, 6) said method comprising the steps of: illumina...
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WO/2012/059978A1 |
Disclosed are a simply-structured, low-cost imaging device, display device, imaging display device and imaging display method capable of video reproduction of color stereoscopic images. Provided are a position imaging unit for imaging th...
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WO/2012/060471A1 |
The present invention addresses the problem of providing a method for treating a photosensitive silver halide material that is used to produce a bleached phase hologram which has excellent light resistance and by which high diffraction e...
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WO/2012/054837A1 |
Systems and methods related to the generation of interference patterns using electromagnetic radiation are generally described. Some embodiments are directed to the use of such systems and methods to perform interference lithography.
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WO/2012/053198A1 |
The present invention relates to a reproduction device of a holographic memory capable of precisely reproducing multi-value phase information without being influenced by noise. This holographic memory reproduction device comprises: a hol...
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WO/2012/049569A2 |
Disclosure is directed to projecting holographic images in connection with a program service such as cable or satellite television. In one instance, the projected holographic image may be an image of product that is featured in advertise...
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WO/2012/050223A1 |
Provided is an information recording media and method for printing onto the information recording media, capable of improving print quality when printing onto a laser coloring layer positioned deeper than a functional film layer. A card ...
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WO/2012/046048A1 |
We describe a method of fabricating a stereoscopic hologram of an object, the method comprising: capturing a sequence of two-dimensional images of the object by replaying said captured sequence of images one at a time using coherent ligh...
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WO/2012/043014A1 |
The primary objective is to provide a volume hologram transfer foil having an excellent foil cutting characteristic and used to manufacture a volume hologram laminate body by transferring a volume hologram layer to an adherend by means o...
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WO/2012/042125A1 |
The invention relates to a holographic recording method consisting of a single step, based on a material object or a material scene, for recording a real or partially real orthoscopic volume image, and restoring same, in accordance with ...
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WO/2012/040639A2 |
A confocal rainbow holographic imaging system and hologram fabrication method. The system employs a multi-spectral light source, a multiple grating volume hologram and a dual pass illumination and imaging pathway which provide for depth ...
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WO/2012/036975A2 |
Systems and methods for autostereoscopic display of three-dimensional images include a holographic optical element made by preparing a silver halide gelatin emulsion, coating one side of a glass substrate with the emulsion, holographical...
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WO/2012/032267A1 |
The invention relates to a synthetic hologram (64A) comprising first elementary cells wherein first openings are respectively defined, said hologram being integrated into a first portion of a binary motif (60), said binary motif comprisi...
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WO/2012/032600A1 |
An optical information record-play device comprises a first controller unit, a reflector element, a second controller unit, and an image capture unit. The first controller unit controls a recording medium, whereon information is recorded...
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WO/2012/032669A1 |
In the present invention, a laser beam (L50) generated by a laser light source (50) is reflected by a light beam scanning device (60) and irradiated onto a hologram recording medium (45). In the hologram recording medium (45), images of ...
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WO/2012/032612A1 |
According to an embodiment, provided is a hologram recording device comprising: an inter-page Error-Correcting Code (ECC) coding unit which generates a plurality of pages by carrying out inter-page ECC on user data; an intra-page ECC cod...
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WO/2012/033170A1 |
A projection device and projection video display device that allow optical-system miniaturization and make it possible to display a plurality of videos and make speckles unobtrusive. Said projection device (20) has: optical elements (50)...
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WO/2012/033174A1 |
[Problem] To make speckles unobtrusive and effectively minimize unevenness in the brightness in a region illuminated in an overlapping manner by light diffracted by a holographic recording medium or the like. [Solution] The following are...
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WO/2012/032266A1 |
The invention relates to an encrypted synthetic hologram formed from the Fourier transformation of an image (40) and consisting of a matrix of elementary cells. Half of the elementary cells, with a 10% margin, selected according to a mot...
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WO/2012/033171A1 |
Provided are a projection device and a projection-type video display device capable of displaying a plurality of videos, reducing the degree to which speckles stand out, and reducing the size of an optical system. The projection device (...
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WO/2012/033178A1 |
Provided is a lighting device for a projection device, which is suitable for three-dimensional display of video and can reduce the degree to which speckles stand out. The lighting device is provided with: an optical element (50) which in...
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WO/2012/032670A1 |
A laser beam (L50) generated by a laser light source (50) is reflected by a light beam scanning device (60) and irradiated onto a hologram recording medium (45). An image (35) of a dispersion plate is recorded as a hologram on the hologr...
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WO/2012/028835A1 |
A multi-spectral holographic security marker (2) is made by a novel method according to the invention involving a replay frequency shift to one or more final replay frequencies of a part or parts only of a recorded image plane volume hol...
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WO/2012/026298A1 |
The objective of the invention is to provide a hologram recording medium having a high diffraction efficiency, a low rate of curing shrinkage, and outstanding storage stability. This photosensitive composition for recording a volume holo...
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WO/2012/026550A1 |
A hologram display device (100) is provided with: an array comprising a plurality of light source elements for generating spatially coherent light; and an array comprising a plurality of spatial light modulator elements for independently...
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WO/2012/026115A1 |
The present invention, in which optical recording is performed, is provided with: a step in which first holographic multiplex recording is performed by shining a plurality of first signal beams and a plurality of first reference beams co...
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WO/2012/023105A1 |
An apparatus for measuring through optical means temporally resolved, optical properties, and/or phenotypes, linked to cellular homeostasis. Those temporal measurements enable the detection of cell regulation through various channels lin...
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WO/2012/019741A1 |
The invention relates to a method for producing embossing tools (3, 3') consisting of a substrate (3, 3') in the surface of which embossed structures for microstructure elements, such as holograms, nanostructures or the like are introduc...
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WO/2011/121130A9 |
Method for computing the code for the reconstruction of three-dimensional scenes (200,300) which include objects (300) which partly absorb light or sound. The method can be implemented in a computing unit. In order to reconstruct a three...
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WO/2012/016105A1 |
A method of making a hologram (10) includes recording a first hologram in a holographic recording medium (14) at a first deformation ratio; changing the first deformation ratio to a second deformation ratio that is different from the fir...
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WO/2012/007762A1 |
A display system (300) comprising an optical system and a processing system. The optical system comprising a spatial light modulator (380), a light source, a Fourier transform lens, a viewing system (320, 330) and a processing system. Th...
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WO/2012/007763A1 |
A method of operating a laser in aa holographic imaging system. The method comprises calculating an intensity modulation level for the laser (100) to give a desired brightness of an image on a sceen (180) and embedding data representativ...
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WO/2012/004016A1 |
The invention relates to a holographic display comprising a lighting device, a magnifying unit (VE) and a light modulator (SLM), wherein the lighting device comprises at least one light source and a collimation unit (LCU), wherein the co...
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