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WO/2020/249332A1 |
Disclosed is a method of determining a complex-valued field relating to a structure, comprising: obtaining image data relating to a series of images of the structure, for which at least one measurement parameter is varied over the series...
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WO/2020/246788A1 |
The present invention relates to a scanning hologram-based automatic optical inspection apparatus and method. The automatic optical inspection apparatus comprises: a hologram image-capturing unit which captures an image of a hologram of ...
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WO/2020/238803A1 |
An augmented reality device, comprising: a first projection assembly (01) and a first display assembly (02). The first display assembly (02) is located at a light outgoing side of the first projection assembly (01). The first projection ...
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WO/2020/238834A1 |
A holographic optical device, comprising a light splitting component (1), a transmitting assembly (2), a focal length modulating component (3), and an optical element (4). The light splitting component (1) is configured to split received...
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WO/2020/236434A1 |
A light field (LF) display system comprises a LF display assembly. The LF display assembly comprises one or more LF display modules configured to present holographic merchandise to a patron in a viewing volume of the LF display system. T...
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WO/2020/236771A1 |
An optical system includes a substrate and a polarization volume hologram (PVH) composite film formed over the substrate. The PVH composite film includes a first PVH layer formed over the substrate and having a helix twist of a first han...
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WO/2020/236698A1 |
A polarization volume hologram (PVH) lens includes a PVH layer having a freeform design. The PVH layer includes a first region and a second region having different optical properties.
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WO/2020/231640A1 |
A light filed (LF) display system for displaying holographic performance content (e.g., a live performance) to viewers in a venue. The LF display system in the venue includes LF display modules tiled together to form an array of LF modul...
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WO/2020/224955A1 |
The invention relates to a lighting device for a vehicle, in particular a headlight for a vehicle, comprising at least one light source, which emits light (3) during operation of the lighting device, and a diffractive optical unit (1) ha...
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WO/2020/227296A1 |
The disclosure provides thermally reversible and reorganizable polymers for volume Bragg gratings. These polymers can be used in any volume Bragg gratings materials, but they are particularly useful in two-stage polymer materials where a...
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WO/2020/227355A1 |
Techniques disclosed herein relate to optical devices. Resins with different optical properties can be deposited in different areas to provide increased optical functionality. It can be difficult to design a single photopolymer material ...
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WO/2020/225123A1 |
The invention relates to an external lighting device (30) for a motor vehicle (40) and to a motor vehicle (40) comprising such an external lighting device (30). The external lighting device (30) comprises a design screen (31) and at leas...
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WO/2020/227480A1 |
Techniques disclosed herein relate to diffractive optical devices (430,440,1104). It is difficult to design a single photopolymer material that meets several technical requirements (e.g., high dynamic range, low absorption & haze, good r...
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WO/2020/227276A1 |
The disclosure provides thianthrene derivatized monomers and polymers for use in volume Bragg gratings, including, but not limited to, volume Bragg gratings for holography applications. Several thianthrene structures are described, inclu...
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WO/2020/227305A1 |
The disclosure provides specific initiator/mediator chemistry for latent imaging polymers for volume Bragg gratings. Light mediated chemistry including the use of nitroxides allows a first step imaging to occur, where a light induced pat...
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WO/2020/222551A1 |
The present invention relates to a magnetic field or electric field generating device using electromagnetic wave holography in which, in an electromagnetic wave hologram, a reference wave and an object wave are irradiated on a permanent ...
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WO/2020/219468A1 |
A method for performing color image reconstruction of a single super-resolved holographic sample image includes obtaining a plurality of sub-pixel shifted lower resolution hologram images of the sample using an image sensor by simultaneo...
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WO/2020/216541A1 |
The invention relates to a method for producing a hologram that can be applied to a curved support, characterised by the following method steps: curving a flat, light-sensitive display material (11) and lighting the hologram in the curve...
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WO/2020/218070A1 |
A holographic display device (1) has: a display unit (30) which includes a first image generation unit (10), a second image generation unit (20), and a holographic element (31); a first incidence part (11) which causes light of the first...
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WO/2020/218081A1 |
An image display device according to an embodiment of the present invention is provided with: an emitting portion which includes a light source, and which emits projected light emitted from the light source along a prescribed axis; an il...
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WO/2020/219649A1 |
According to various embodiments, systems and methods for transmitting acoustic waves in a region aided by reflection from environmental objects. An arrangement of acoustically reflective surfaces in an environment of a target can be det...
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WO/2020/216540A1 |
The invention relates to an apparatus for producing a replica hologram, comprising a holder (1) for a light-sensitive recording material into which the replica hologram is to be imprinted, a holder (1) for a master hologram (2), and a li...
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WO/2020/212769A1 |
A holographic optical tweezers (200) for manipulating a micro- or nano-size particle (242), the optical tweezers including a light source (210) configured to emit first and second light beams (212, 214); a light focusing apparatus (332) ...
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WO/2020/207757A1 |
The invention relates to a method for producing a computer-generated hologram, comprising the method steps of: producing a reference beam (4, 4'); producing an object beam (3); applying computer-generated information regarding the hologr...
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WO/2020/210841A1 |
Embodiments of the invention provide apparatuses, methods, and systems for projecting images into a projection zone, while having the capability to detect the presence and movement of objects in the projection zone and to interact with t...
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WO/2020/210679A1 |
Alignment of a 2D image to a corresponding 3D image is provided by writing a pattern into a 3D sample, The pattern is at known positions in the 3D image, and provides visible reference features in the 2D image. This permits accurate dete...
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WO/2020/201232A1 |
The invention relates to a method for constructing a digital hologram representing a scene and intended to be displayed by means of a display system (10). The display system (10) comprises a light modulator (12) producing a light beam as...
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WO/2020/201147A1 |
The invention relates to a microplate (10) for microscopy of an organoid (30), comprising: a body (11) having at least one recess (20), the recess (20) being adapted to contain and restrict movement of the organoid (30), and a reflective...
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WO/2020/193489A1 |
The invention relates to a method and apparatus for the three-dimensional representation of scenes having an illuminating device and a three-dimensional light modulation device for the modulation of incident light. A hologram is coded in...
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WO/2020/197765A1 |
A light filed (LF) display system for displaying holographic content (e.g., a holographic film or holographic content to augment a film) to viewers in a cinema. The LF display system in the cinema includes LF display modules tiled togeth...
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WO/2020/189780A1 |
An intermediate film (10) for laminated glass according to the present invention is provided with: an optical function layer (15) and a first thermoplastic resin layer (11) that is arranged on one surface (15A) side of the optical functi...
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WO/2020/188078A1 |
A laminated glazing having a first glass substrate (104) and a second glass substrate (108) and a polymer interlayer (106) laminated between the first glass substrate and the second glass substrate, being formed with a light path (120) f...
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WO/2020/190519A1 |
A holographic display system includes an eye tracker configured to determine a position of a feature of an eye, a light source configured to output image light, and a digital dynamic hologram. The digital dynamic hologram is configured t...
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WO/2020/190380A1 |
Techniques are provided for controlling the selective filtering of display positioning information used to position holograms in mixed-reality (MR) scenes. A first and second environment are identified, the first is moving relative to th...
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WO/2020/185963A1 |
A holographic display system for a portable electronic device. The display system includes a case configured to receive the portable electronic device and a projector coupled to the case by a first hinge element. The projector includes a...
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WO/2020/185315A1 |
A video communication system uses a light field display to present a holographic image of a remote scene (e.g., a hologram of a remote participant). The system may include a local light field display assembly and a controller. The contro...
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WO/2020/185280A1 |
A light field (LF) display system for augmentation of a vehicle. The LF display system includes LF display modules that form a surface (e.g., interior and/or exterior) of a vehicle. The LF display modules each have a display area and are...
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WO/2020/186272A1 |
Non-zero deflection angle may be effected by implementing the embodiments of the present disclosure to allow for directing projected energy to a desired region, such as a region closer to the energy directing surface. The energy directin...
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WO/2020/180254A1 |
The disclosure relates to a diffractive optical element (DOE) including a discretized phase matrix extending in a first plane, the discretized phase matrix including a plurality of phase elements, wherein top surfaces of the phase elemen...
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WO/2020/172588A1 |
A method of generating uniform large-scale optical focus arrays (LOT As) with a phase spatial light modulator (SLM) includes identifying and removing undesired phase rotation in the iterative Fourier transform algorithm (IFTA), thereby p...
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WO/2020/168348A1 |
Systems and methods for providing holographic waveguide display using integrated gratings in accordance with various embodiments of the invention are illustrated. One embodiment includes a waveguide display including a source of light, a...
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WO/2020/165176A1 |
The invention concerns a device for the holographic and hyperspectral measurement and analysis (2) of a sample (3), comprising; - an acquisition means (2) for acquiring a diffracted image (11) of an image of the sample (3); and interfere...
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WO/2020/162476A1 |
Provided is a light guide plate for image display, whereby clear images can be displayed even when a resin base material is used. The light guide plate (1004) for image display has a first resin base material (1001) and a hologram laye...
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WO/2020/157312A1 |
The invention relates to a functionalised disk for a vehicle. The disk (1) comprises a transparent base body (6) which has a front side (7) and a rear side (8). The base body (6) has a semitransparent incoupling region (4) and an outcoup...
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WO/2020/159907A1 |
An adhesive (500) suitable for use in security documents (100) (for example, currency, passports, tickets, etc.) includes a plurality of polymers (505), that collectively exhibit tackification (510), resistance to aqueous agents (515), a...
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WO/2020/158300A1 |
To provide a hologram recording composition which ensures further improvement in diffraction characteristics and hologram transparency. The present technique provides a hologram recording composition which at least comprises a chromic ...
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WO/2020/157435A1 |
A method for transmitting data representing a digital hologram (H) represented by a set of atoms (ak) each having a diffraction spectrum (Sk) in an observation plane (PO) comprising the following steps: - determining an order for the set...
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WO/2020/158796A1 |
The purpose of the present invention is to provide a hologram recording composition with which it is possible to realize further improvement in diffraction characteristics. The present technology provides a hologram recording compositi...
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WO/2020/159622A1 |
An adaptive lighting apparatus includes a light source, a spatial light modulator, and processing circuitry. Further, the processing circuitry is configured to drive the spatial light modulator by a modulation signal for irradiating patt...
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WO/2020/157759A1 |
A system for use in imaging through diffusive media is presented. The system comprising: an imaging unit comprising (a) light source unit comprising at least one light source providing coherent illumination with selected wavelength range...
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