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WO/2022/065758A1 |
The present invention relates to a distance measuring system for multiple objects, and disclosed in one embodiment is a distance measuring system for multiple objects, the system comprising: a plurality of light splitters; a plurality of...
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WO/2022/066060A1 |
The invention relates to measuring instruments characterized by the use of optical fibre, and more particularly to fibre optic security alarms, as well as to products, methods and means related to fibre optic security alarms and aspects ...
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WO/2022/066057A1 |
The invention relates to measuring instruments characterized by the use of optical fibre, and more particularly to fibre optic security alarms, as well as to products, methods and means related to fibre optic security alarms and aspects ...
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WO/2022/062967A1 |
Provided is a heterodyne grating interferometry system based on secondary diffraction, comprising a single-frequency laser, an input optical fiber, an acousto-optic modulator, a reading head, a measurement grating, an output optical fibe...
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WO/2022/061370A1 |
A point of care analyte detection and quantification system is provided. Related methods are also provided.
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WO/2022/058498A1 |
The present invention relates to an optical device for examining an object (16), comprising: a housing (24); an optical unit (26), arranged in the housing (24), for incident light; a sensor unit (28) having at least one image sensor (30,...
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WO/2022/060300A1 |
A system for polarization-sensitive optical coherence tomography (PS-OCT) of a sample comprises an interferometric arrangement comprising a reference arm and a sample arm, the sample arm being arranged to emit optical radiation towards t...
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WO/2022/058236A1 |
The invention relates to a device for measuring the shape of interfaces of an optical element, comprising: - at least one low-coherence light source; - at least one optical sensor; - an interferometer for: forming at least one measuremen...
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WO/2022/061371A1 |
A method of detecting one or more viral analytes is provided. The method of detecting one or more viral analytes includes the step of analyzing a test sample composition with an optical interferometric system to detect the presence of at...
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WO/2022/052197A1 |
A picometer ruler. The picometer ruler is a picometer-scale metering tool, and is characterized in comprising an interference light field generation mechanism, a precision adjustment platform, and a detector which is in a transmission di...
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WO/2021/236848A9 |
Aspects of the present disclosure describe systems, methods, and structures for distributed acoustic sensing using multi-band time-gated digital orthogonal frequency domain reflectometry.
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WO/2022/049863A1 |
Provided is a three-dimensional measurement device that is capable of enhancing measurement accuracy and measurement efficiency. This three-dimensional measurement device 1 acquires, on the basis of captured interference fringe images, f...
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WO/2022/049475A1 |
Method for direct measurement of thickness or topography of a structure or layer in respect of a nearfield photoluminescence quenching layer, by using time-resolved photoluminescence microscopy lifetime imaging, for measuring quenching o...
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WO/2022/051423A1 |
A sensor system includes a probe, and a photon source configured to direct photons at the probe. The probe can emit light in response to receiving photons. The sensor system can include a photodetector configured to detect the light emit...
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WO/2022/043935A1 |
A method for optical metrology of a sample, the method may include illuminating areas of the sample by sets of pulses of different wavelengths, during a movement of a variable speed of the sample; collecting light reflected from the samp...
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WO/2022/046687A1 |
A miniature, micrometer-accuracy, three-dimensional (3D) position-to-optical displacement sensor that has at least one extrinsic Fabry-Perot interferometer (EFPI) in Z direction and a series of plasmonic metasurface resonators with disti...
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WO/2022/042947A1 |
A compact dual pass interferometer for a plane mirror interferometer configured to receive an input radiation beam from a light source. An optical component has a partially reflective surface arranged to reflect a first portion of the in...
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WO/2022/043159A1 |
The invention relates to a control system for an optical coherence tomography imaging system to be used with a microscopy system for viewing and/or imaging a subject (190, 192), the microscopy system comprising an objective (164) and a v...
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WO/2022/040726A1 |
A system for fibre-optic Sagnac interferometry, the system comprising: an optical source; an optical splitter configured to split light from the optical source into a first optical beam and a second optical beam; an optical circuit compr...
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WO/2022/043012A1 |
In a method for monitoring and/or controlling a laser welding process for welding two workpieces (2) made of metal material, more particularly copper or aluminium, preferably two bar conductors, by means of a processing laser beam (3) wh...
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WO/2022/046738A1 |
Disclosed is three-dimensional interferometric lattice light-sheet (3D-iLLS) imaging, an approach that overcomes limitations of prior microscopy techniques. 3D-iLLS provides, by virtue of selective-plane illumination (SPIM), low light le...
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WO/2022/037898A1 |
The invention relates to a method and to a device for characterising the surface shape of an optical element. The method according to the invention comprises the following steps: carrying out an interferogram measurement series on the op...
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WO/2022/038419A2 |
An atomic force microscope ("AFM") based interferometer, uses a light source, and a splitting optical interface, splitting the light beam into a signal light beam and a reference light beam. Both the signal and reference light beams are ...
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WO/2022/038361A1 |
Methods and devices are disclosed to perform depth resolved imaging using parallel lateral detection employing a photodetector block in a detection path that is substantially perpendicular to the direction of light excitation, with appli...
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WO/2022/035850A1 |
A digital measuring device implemented on a photonic integrated circuit, the digital measuring device including a tunable laser source implemented on the photonic integrated circuit configured to sweep over a frequency range to provide m...
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WO/2022/035757A1 |
A digital measuring device implemented on a photonic integrated circuit, the digital measuring device including a laser source configured to provide light, a first ring resonator configured to produce a first frequency comb of light from...
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WO/2022/035809A1 |
An OCT system for measuring a retina as part of an eye health monitoring and diagnosis system. The OCT system includes an OCT interferometer, where the interferometer comprises a light source or measurement beam and a scanner for moving ...
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WO/2022/032074A1 |
The present disclosure presents systems, apparatuses, and methods of holographic imaging. In this regard, a method comprises transmitting light and illuminating a semi-transparent sample object; and forming, at a hologram plane, an inter...
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WO/2022/029404A1 |
The application discloses an atom interferometer comprising an optical cavity and method of operation thereof. The atom interferometer includes a vacuum chamber, an optical cavity, a source for providing a cloud of atoms in the optical c...
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WO/2022/029868A1 |
An optical complex amplitude measurement device (30) performs, using a polarization controller (33), a control whereby polarized light of a signal light (L1) of a frequency (f1) that has passed through a measurement subject (21) after ha...
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WO/2022/029867A1 |
An optical complex amplitude measurement device (30) harmonizes polarized light of signal light (L1), which is of a frequency (f1) and which has been outputted from a first laser (31) and then passed through an object (21) to be measured...
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WO/2022/028904A1 |
The invention concerns a novel phase generated carrier demodulation method for homodyne interferometers which is robust to modulation depth variations and source intensity fluctuations. By digitally mixing the waveform with a multitone s...
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WO/2022/023189A1 |
The invention relates to a measuring device (10) for measuring the shape of a surface (12) of a test object (14) by interferometry, comprising: a beamsplitter (24) for splitting input radiation (18) into useful radiation (26) and compara...
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WO/2022/023188A1 |
A method for determining a wavefront (54) generated by means of a diffractive optical element (24) comprises the following steps: providing an n-dimensional aperiodic pattern (58) which represents diffraction structures (34) arranged on ...
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WO/2022/018339A1 |
The invention relates to a device for manufacturing a part (100) with addition of material, comprising optical inspection means (20) for capturing at least one holographic image of a transformation zone (ZF) of the material, in real-time...
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WO/2022/018730A1 |
The present invention relates to an automatic real-time label-free holography-activated sorting of the cell's technique. The technique provides high-discriminative power on the level of the individual cell. The technique includes rapid a...
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WO/2022/016230A1 |
An optical element (100) is provided comprising a first surface (102) for emitting and/or receiving electromagnetic radiation, the first surface being arranged for optically coupling to, or being optically coupled to, a portion of an opt...
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WO/2022/015468A1 |
A digital measuring device implemented on a photonic integrated circuit, the digital measuring device including a laser source implemented on the photonic integrated circuit configured to provide light, a first waveguide structure implem...
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WO/2022/015728A1 |
Detection of pathological abnormalities in tissue samples and/or pluralities of cells is a highly specialized and time-consuming effort, usually performed by a select group of clinicians and technical personnel. Described herein are meth...
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WO/2022/013176A1 |
It is proposed to use self-mixing interferometry for determining an absorption. The monitoring device for use in lateral flow testing for detecting presence or amount of an analyte (1) in a liquid (L) comprises a housing, the housing com...
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WO/2022/013850A1 |
A method for reconstructing a digital hologram of a surface having at least one three- dimensional feature thereon, including acquiring a digital hologram of the surface, reconstructing a wavefront based on the digital hologram, generati...
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WO/2022/009491A1 |
A method for a target image reconstruction is provided. The method includes emitting stepped frequency waveforms having different constant frequencies at different periods of time, modulating the stepped frequency waveforms into frequenc...
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WO/2022/008726A1 |
A method comprising determining a quantitative dispersion image of an object based on a set of quantitative phase images, each quantitative phase image of the set of quantitative phase images having been obtained with a respective differ...
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WO/2022/002497A1 |
The invention provides a a method to determine one or more signal parameters of each signal of interest in a plurality of signals of interest received at a single detector of a heterodyne interferometer, said method comprising the follow...
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WO/2022/003867A1 |
An optical coherence tomography imaging system includes a light source, a lens for converting light emitted from the light source into a plane wave, a beam splitter for splitting the plane wave into a first part and a second part, an ima...
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WO/2021/261148A1 |
Provided are an imaging system and an imaging device capable of generating a superresolution interference fringe image of an observed object that flows in a channel. The imaging system and imaging device include: a light source for emitt...
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WO/2021/253113A1 |
A background subtraction method and tilt stage device for eliminating contaminated or spurious interference patterns by reducing retrace errors. An optical reference surface secured in a pivoting mount coupled to a tilt actuator is confi...
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WO/2021/251545A1 |
The present invention relates to a projected dimension measurement device wherein the dimensions of an object to be measured are automatically measured through a projection image of the object and corrected by comparison with the designe...
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WO/2021/244794A1 |
The invention relates to an assembly comprising a interferometer for carrying out an optical coherence tomography, wherein the interferometer is divided into two spatially spaced-apart interferometer parts (1, 2), wherein the two interfe...
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WO/2021/240512A1 |
The present invention provides a novel technique for collective tomography (i.e. analyzing many cells at once), without staining, using one 3D model representing the entire cell population, enabling high-throughput tomography. There is p...
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