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WO/2024/095471A1 |
Provided is a photodetection device that can suppress flaring. This photodetection device comprises: a semiconductor substrate having formed thereon a plurality of photoelectric conversion units; and two optical elements that are dispose...
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WO/2024/055094A1 |
In a general aspect, a method includes interacting a beam of light with a vapor in a vapor cell. The vapor cell includes a body defined by a stack of layers that includes electrically conductive layers and electrically insulating layers....
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WO/2024/050594A1 |
Disclosed is a spatial profiling system for profiling an environment. The spatial profiling system includes a light transmitter for providing light, a beam director for directing the light in one or more directions towards the environmen...
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WO/2024/028791A1 |
A spectrometer on a chip system (200/1100) includes a plasmonic chip (800) configured to have first plural grooves (804) and second plural grooves (806), formed at a non-zero angle relative to the first plural grooves (804), wherein the ...
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WO/2024/026145A1 |
An embodiment of the present invention provides for a polarized-light microscope (PLM) in an unconventional bistatic configuration that avoids aberrations that limit the field-of-view (FOV) of conventional PLMs. An embodiment of the PLM ...
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WO/2024/018070A1 |
The invention provides a device (1) and a method for the calibration of a polarimeter. The device (1) comprises a pixel array, the array comprising at least two rows of pixels (2) and two columns of pixels (2). Each pixel (2) comprises a...
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WO/2024/006518A1 |
Described herein relates to a system and method of filtering a polarized light through at least a polarization orientation for simultaneous viewing. The polarizing light filter apparatus may comprise at least one light source and/or a sp...
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WO/2023/240740A1 |
An azimuthally polarized light beam generation method and device, and an anti-turbulence processing method and device for said light beam. The device comprises a transmissive spatial light modulator (8), a polarized beam splitter (5), in...
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WO/2023/230215A1 |
Methods of determining the length of nanowires and/or carbon nanotubes (CNTs), as well as systems for performing the same are provided. The methods and systems include the use of passing a polarized light beam through a sample container ...
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WO/2023/219931A1 |
Systems and methods for object and material recognition are provided and include a hyperspectral infrared camera that captures a three-dimensional image of an object and black-body emissions data indicating a polarization of black-body r...
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WO/2023/205729A1 |
There is set forth herein, in one example, an apparatus. The apparatus can comprise, for example: a first reaction site and a second reaction site associated to a common pixel, wherein the pixel comprises a pixel sensor.
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WO/2023/171058A1 |
In order to provide a polarization evaluation device in which polarization evaluation is performed except on the polarization characteristics of an optical system, the present invention provides a polarization evaluation device which com...
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WO/2023/079919A1 |
The present invention provides a method for evaluating an oxide film on a silicon substrate that has a surface roughness Sa of 0.5 nm or less as determined by AFM, the method comprising: a step for preparing a substrate to be evaluated, ...
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WO/2023/055549A1 |
A polarization camera that includes a pixelated waveplate positioned to receive light. The pixelated waveplate includes an array of super-pixels comprising birefringent structures. Each super-pixel comprises a first at least one sub-pixe...
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WO/2023/037261A1 |
The invention relates to methods and systems for measuring optical characteristics of objects, particularly for measuring birefringence of objects. The method comprises directing a uniformly polarised measurement beam onto an object; rot...
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WO/2023/007965A1 |
Provided are an image-capturing method and program which can obtain a wavelength image with high wave reproducibility maintained. The image-capturing method captures subjects with a multi-spectrum camera that includes a processor, wherei...
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WO/2023/001158A1 |
An optical frequency domain interference-based distributed bidirectional polarization measurement apparatus for an optical fiber device, comprising a tunable laser source module (101), a device under test (DUT) module (3), an optical fre...
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WO/2023/004143A1 |
An attachment for an intensity-only sensor in an imaging device includes a polarization-sensitive diffraction grating. The polarization-sensitive diffraction grating is configured to receive incident light from a scene, and to modify the...
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WO/2023/001207A1 |
An optical fiber distributed polarization crosstalk rapid measurement apparatus based on optical frequency domain interference, which belongs to the technical field of optical fiber measurement. The apparatus comprises a tunable laser so...
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WO/2023/283153A1 |
An image sensor includes imaging pixels and a patterned liquid crystal polarizer (LCP). The imaging pixel include subpixels. The patterned LCP is disposed over the subpixels and configured to direct a particular polarized portion of imag...
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WO/2022/259466A1 |
An image processing device 10 wherein a captured-image acquisition unit 50 acquires a plurality of sets of polarized-light images captured in different imaging states. A degree-of-polarization acquisition unit 54 acquires, for each polar...
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WO/2022/251159A1 |
Methods, devices and systems for estimating polarization characteristics of materials based on partial polarimetry are described. One example method for estimating polarization characteristics of a material includes illuminating the mate...
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WO/2022/220112A1 |
This optical measurement device is configured from a polarized light radiating unit 10 that irradiates an object Ob with radiated light having controlled polarization, and a polarization imaging unit 20 that images the polarization state...
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WO/2022/218579A1 |
The invention relates to a method for operating a polarization measuring device (10). Light (14) in a specified inlet polarization state is guided to a sample (16) for a potentially polarization-changing interaction and from the sample b...
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WO/2022/218025A1 |
A polarization state measurement apparatus, which is applied to the field of optical communication. The polarization state measurement apparatus comprises a crystal (200), reflective structures (202, 204, 206) and detector sets (203, 205...
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WO/2022/192015A1 |
Systems and method for expanding a dynamic range associated with an image are disclosed. The method includes capturing an image of a scene via an imaging device using a single exposure. The image of the scene includes a plurality of pola...
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WO/2022/181320A1 |
Provided are a circularly polarized light illuminator with which it is possible to perform a circular dichroism measurement at high speed and high sensitivity, and an analysis device and a microscope using the circularly polarized light ...
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WO/2022/178341A1 |
The hybrid measurement system [20] includes an evanescent prism coupling spectroscopy (EPCS) sub-system [100] and a light-scattering polarimetry (LSP) sub-system [200]. The EPCS sub-system includes an EPCS light source system [110] optic...
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WO/2022/177926A1 |
A ground imaging system for use on a guided aerobody includes one or more lenses designed to receive EM radiation from a ground level, a filter substrate having a plurality of filters, a sensor array designed to receive the EM radiation ...
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WO/2022/173240A2 |
An optical measurement apparatus, according to one aspect of the present invention, comprises: a universal metasurface on which light is incident; a polarizations sensor which measures the polarization state of light passing through the ...
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WO/2022/164417A1 |
Ellipsometer, polar imeter, reflactometer and spectrophotometer systems including one or more wavelength modifiers which convert wavelengths provided by a source of electromagnetic radiation to different wavelengths for use in investigat...
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WO/2022/146929A1 |
An optical component can include a substrate. The optical component can include a metasurface disposed on the substrate. The metasurface can include one or more linearly birefringent elements. A spatially-varying Jones matrix and a far-f...
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WO/2022/136835A1 |
A polarimeter (10) is disclosed. The polarimeter (10) comprises: a full Poincaré generator (110) configured to receive an incident light beam with unknown polarisation state and generate a full Poincaré beam therefrom; a polariser (130...
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WO/2022/119660A1 |
An optical metrology device uses a multi-wavelength beam of light that has azimuthally varying polarization states and/or phase states, referred to as a vortex beam. The metrology device focuses the vortex beam on a sample under test ove...
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WO/2022/109579A1 |
Methods, systems and devices are described that enable simultaneous measurement of the direction and polarization of electromagnetic waves. One example device includes a first, a second and a third detector, each configured to receive an...
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WO/2022/097133A1 |
Generating an accurate and sensitive temperature map over a non-planar surface by capturing a polarimetric thermal image from a non-planar surface. The non-planar surface includes a surface element which emits thermal electromagnetic emi...
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WO/2022/098823A1 |
In one example, an apparatus comprises: a semiconductor substrate comprising a first photodiode and a second photodiode, the first photodiode being positioned adjacent to the second photodiode along a first axis; a birefringent crystal p...
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WO/2022/091622A1 |
A light receiving device according to an embodiment of the present disclosure is provided with a plurality of photoelectric conversion element units, wherein: each photoelectric conversion element unit is configured by arranging a total ...
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WO/2022/062447A1 |
A polarization uniformity measurement method for non-uniformly totally polarized light, an application, an apparatus, an electronic device, and a storage medium. The method comprises: inputting a Stokes parameter distribution of a cross ...
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WO/2022/002939A1 |
The invention relates to a method to produce a matched pair of polarizing filters. The method comprises the mounting of a first linear polarizer and a second linear polarizer in a beam of light, rotating the second linear polarizer to ob...
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WO/2021/261541A1 |
The present invention provides a polarization imaging device capable of, even when a white light is used as a light source, performing measurement in a broadband wavelength range, i.e., color imaging. This invention provides a polarizati...
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WO/2021/243088A1 |
An optical system includes: a beam splitter system configured to split an input beam into a plurality of output beams including a first output beam, a second output beam, and a third output beam; a first polarizing filter having a first ...
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WO/2021/216602A1 |
Methods, systems and devices are disclosed to detect and compensate wavefront errors associated with light that spans a large range of wavelengths and different polarization states. One example system includes an optical wavefront sensor...
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WO/2021/217103A1 |
In one example, an apparatus comprises a plurality of sub-pixels arranged sideway, a shared optical element positioned over the plurality of sub-pixels, the shared optical element being configured to direct light originating from a same ...
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WO/2021/182732A1 |
The present invention relates to a micro-ellipsometer. The micro-ellipsometer is characterized by comprising: a light source; a polarizer which polarizes the light source; a light splitter which splits the light source having passed thro...
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WO/2021/162781A1 |
Systems and methods for providing a polarimetry camera operative to obtain high fidelity surface characterization measurements. A polarimetry camera may include an multi-twist retarder component that is operative selectively switch betwe...
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WO/2021/162989A1 |
Systems and methods of the present disclosure provide a compact camera device that utilizes one or more spatially varying polarizers, such as one or more multi-twist retarders, to provide compact designs with improved performance. The sp...
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WO/2021/154762A1 |
A metrology target includes a first set of pattern elements compatible with a first metrology mode along one or more directions, and a second set of pattern elements compatible with a second metrology mode along one or more directions, w...
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WO/2021/150275A1 |
One embodiment of the present invention is a polarimeter and a method of analyzing and imaging microstructural material orientation of a sample using the polarimeter. The polarimeter accesses multiple independent polarization channels by...
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WO/2021/130222A1 |
The present disclosure generally pertains to a polarization imaging system having: an imaging portion having a color channel element of a first color type and a color channel element of a second color type; and a light polarization porti...
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