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Patent Searching and Data


Matches 51 - 100 out of 15,482

Document Document Title
WO/2014/070731A2
A hyperspectral holographic polymer dispersed liquid crystal (HPDLC) medium comprising broadband reflective properties comprises dopants that result in a hyperspectral HPDLC with fast transitional switching speeds. A technique for fabric...  
WO/2014/063608A1
A dynamic stereo and holographic image display, comprising: an image acquisition lattice (101), an encoder (102), a display panel (103), and a light shielding matrix (104); the image acquisition lattice (101) acquires an image at each ac...  
WO/2014/064935A1
In order to provide an image pick-up device that can acquire the phase distribution data of a transparent sample only by connecting to the optical output ports of a microscope, one embodiment of this image pick-up device connects to the ...  
WO/2014/064159A1
The invention relates to a method for assessing the turbulence parameters of a medium, characterized in that said method includes the following steps: illuminating, by means of a laser beam propagating in said medium, a film made of a ph...  
WO/2014/065799A1
Processes and systems are described that can produce images including both three dimensional holographic images and two dimensional variable data, which can provide personalized security features in a document. A photosensitive film can ...  
WO/2014/061559A1
Provided is a photosensitive composition for forming a volume hologram recording layer, whereby it becomes possible to form a volume hologram recording layer that has excellent moisture resistance and thermal stability, does not undergo ...  
WO/2014/060089A2
The invention relates to an optically variable surface pattern comprising a carrier (18), which has a first and a second surface region (24, 25), wherein the two surface regions (24, 25) are designed such that the first surface region (2...  
WO/2014/061489A1
The present invention provides a technique for selectively observing right-turning or left-turning circularly polarized light when observing an optical function layer for causing circularly polarized light of a specific turning direction...  
WO/2014/060089A3
The invention relates to an optically variable surface pattern comprising a carrier (18), which has a first and a second surface region (24, 25), wherein the two surface regions (24, 25) are designed such that the first surface region (2...  
WO/2014/057688A1
An optically induced birefringent material, which causes birefringence depending on the polarization state of irradiation light, is characterized in that the material includes a polarization sensitive component and a polymer matrix, the ...  
WO/2014/053408A1
The invention relates to a method for selecting photoinitiator systems, comprising at least one sensitiser and at least one coinitiator, for use with photopolymer formulations for producing holographic media.  
WO/2014/054446A1
An imaging device (14) of a digital holography device (1) pertaining to this invention is provided with a polarizer array (16) having four polarization regions having mutually different polarization directions of transmitted light. The d...  
WO/2014/054776A1
In the present invention, a tomographic image can be accurately generated at high speed in a holographic microscope, a holographic (tomographic) image generation method, and a method for acquiring data for a holographic (tomographic) ima...  
WO/2014/051680A1
Methods and apparatus for imaging a phase or amplitude that characterizes a scattered field emanating from a physical medium. A local probe is stepped to a plurality of successive probe positions and illuminated with an illuminating beam...  
WO/2014/050308A1
A diffraction optical element (E) provided with a polymer material layer (20), wherein: the polymer material layer (20) comprises a polymer material and a pigment, said pigment being dispersed in the polymer material layer (20) or covale...  
WO/2014/050141A1
The present invention relates to a method for measuring optical phase and a device for measuring optical phase, which are capable of measuring phase information contained in object light with high precision. The intensity distribution of...  
WO/2014/044823A1
The current invention concerns a fluid microscope system for analyzing and/or monitoring the contents of one or more fluid-based reactors or canalizations such as bio-reactors, micro-reactors, brewing reactors, water supply systems or se...  
WO/2014/041121A1
The present invention relates to complex security elements based on recording materials for optical elements with refractive index modulation, in particular, holograms, which are subsequently coated with specific metallic nano-shaped met...  
WO/2014/041671A1
Provided is a method for determining an appropriate recording irradiation energy in which it is possible to reduce the time taken to calculate the appropriate irradiation energy for hologram recording. A method for determining an appropr...  
WO/2014/041872A1
Provided is an image display device mounted on the head and used for image viewing, the image display device also presenting various information to persons other than the wearer. The image display device according to the present inventio...  
WO/2014/041079A1
The invention relates to a master (20) for producing a customized volume reflection hologram in a customizable region, comprising a carrier (20), at least one diffraction structure (21), which is arranged on the carrier (20) or is formed...  
WO/2014/043119A1
A holographic object presentation system (10) and related methods (300) for presenting a holographic object (36) having a selective information detail level are provided. In one example, a holographic object presentation program (14) may...  
WO/2014/037575A1
The present invention is related to an holographic probe device for recording gabor hologram comprising: a coherent optical fiber bundle comprising a distal end and a proximal end; a recording medium optically coupled to the proximal end...  
WO/2014/037036A1
The present invention relates to a controllable diffraction device (20) for a light modulator device (10). The controllable diffraction device (20) comprises at least two substrates (28, 30), at least one electrode (26, 32) on each of sa...  
WO/2014/038766A1
A hologram recording and reproducing apparatus including: a coherent light source; a beam splitter which splits a beam emitted from the coherent light source into a signal beam and a reference beam; a signal beam forming unit which modul...  
WO/2014/038237A1
In this display method, display luminous flux (2) propagates by repeated internal reflection in a transparent substrate (4), and, by emitting a portion of the display luminous flux out of the transparent substrate (4) for each internal r...  
WO/2014/037019A1
An active liquid crystal diffraction element includes: a first transparent substrate (3); a second transparent substrate (4); a liquid crystal layer (2); a first electrode (5); a second electrode (6); a control member (7); and an alignme...  
WO/2014/034729A1
This digital holography device (100) comprises: an image capture device (10) which, on the basis of a subject (50), records in an image capture element a plurality of holograms with different exposure quantities; and a computer (20) whic...  
WO/2014/033895A1
The purpose of the present invention is to achieve suitable recording on a hologram recording medium. After a first predetermined region of a hologram recording medium is subjected to region recording processing in which holograms in whi...  
WO/2014/030712A1
Provided are: a photosensitive composition for volume hologram recording which has high sensitivity when used in hologram recording and has a large refractive-index modulation amount when exposed to light in a small amount and in which d...  
WO/2014/031117A1
Technologies are generally described for generating an image in a holographic imaging device by causing multiple reflections of a hologram reconstruction light on one side of a display panel in the holographic imaging device. An example ...  
WO/2014/031557A1
A flexible, multispectral, light field imaging system comprising holographically-formed polymer dispersed liquid crystal (H-PDLC) stacks in a plenoptic camera architecture may capture multispectral light field data from a scene. Through ...  
WO/2014/030711A1
Provided are: a photosensitive composition for volume hologram recording which, when used in hologram recording, can have a large refractive-index modulation amount with improved sensitivity and in which decoloration of the sensitizing d...  
WO/2014/026667A1
The invention relates to an arrangement for a lensless, holographic in-line reflected light microscope. The aim of the invention is to provide such an arrangement which allows a compact chip-based design by omitting imaging optics, where...  
WO/2014/027644A1
[Problem] A penlight used for decoration or as a flashlight for the purpose of illuminating the surroundings lacks functionality for optimal enjoyment of a hologram, and no conventional illumination device for a hologram has decorative e...  
WO/2014/027983A1
The invention relates to the design of a holographic element and to a method for manufacturing same. The holographic element comprises a base in the form of a polymeric or polycarbonate metallized film on which there is an optically tran...  
WO/2014/028650A1
Systems and related methods for presenting a holographic object that self-adapts to a mixed reality environment are provided. In one example, a holographic object presentation program captures physical environment data from a destination...  
WO/2014/020603A2
A method of enlarging an observation window from which a Computer Generated Hologram (CGH) may be viewed, including producing a CGH, and shifting a location of an exit pupil of an optical system producing the CGH. A method of increasing ...  
WO/2014/020037A9
The invention relates to a heat-sealing film comprising a support layer (70) and a heat-sealing adhesive layer (74) having an adhesion side facing away from the support layer (70) and a metallised layer (73) disposed between the support ...  
WO/2014/020602A2
A method for despeckling a Computer Generated Hologram (CGH) including producing a CGH, and jittering a location of an exit pupil of an optical system through which the CGH is imaged, relative to an observer's input pupil, so as to shift...  
WO/2014/020603A3
A method of enlarging an observation window (330) from which the reconstruction (35,305) from a Computer Generated Hologram (CGH) may be viewed, including reproducing a CGH, and shifting a location of an exit pupil or observation window ...  
WO/2014/020602A3
A method for despeckling the image reproduced by a Computer Generated Hologram (CGH) including reproducing a CGH, and jittering a location of an exit pupil (33,250) of an optical system through which the CGH is imaged, relative to an obs...  
WO/2014/014030A1
[Problem] To provide an electronic holographic display device capable of displaying a lossless 3D-reconstructed image without loss of parallax in the vertical direction when the image size of a 3D-reconstructed image is enlarged using a ...  
WO/2014/012095A3
The subject matter described herein includes a curved VPH grating with tilted fringes and spectrographs, both retroreflective and transmissive, that use such gratings. A VPH grating according to the subject matter described herein includ...  
WO/2014/001283A1
A decorative element (2), more particularly in the form of a transfer film, a laminating film or a security thread, and a security document comprising a decorative element and a method for producing same are described. The decorative ele...  
WO/2013/190257A1
A holographic recording apparatus comprises: a source of illumination (2); a master hologram (1) containing at least one hologram lamina (20) overlaying; a copy substrate (50) containing a holographic recording medium; and a voltage gene...  
WO/2013/186167A3
The present invention relates to a method for forming a surface relief microstructure, especially an optically variable image (an optically variable device) on a transparent or translucent substrate and a product obtainable using the met...  
WO/2013/186167A2
The present invention relates to a method for forming a surface relief microstructure, especially an optically variable image (an optically variable device) on a transparent or translucent substrate and a product obtainable using the met...  
WO/2013/187704A1
Provided is a complex spatial light modulator and a holographic 3D image display including the complex spatial light modulator. The complex spatial light modulator includes a spatial light modulator for modulating a phase or an amplitude...  
WO/2013/182615A1
The invention relates to a method for the production of a part, comprising the following steps: a) deposition of a diffractive layer on a substrate; b) deposition of a first photosensitive resin layer on the diffractive layer; c) illumin...  

Matches 51 - 100 out of 15,482