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Patent Searching and Data


Matches 1 - 50 out of 11,007

Document Document Title
WO/2018/071523A1
The present invention is directed to an assembly for use in detecting an analyte in a sample based on thin-film spectral interference. The assembly includes a light source to emit light signals; a light detector to detect light signals; ...  
WO/2018/069052A1
Metrology apparatus and methods are disclosed. In one arrangement, a substrate is inspected. A source beam of radiation (131) emitted by a radiation source (50) is split into a measurement beam (132) and a reference beam (133). A first t...  
WO/2018/070442A1
Provided are an apparatus and a method which enable, in light angle modulation measurement of laser light to be measured by a delayed self-heterodyne method, accurate measurement of a time waveform of light angle modulation without any i...  
WO/2018/067372A1
An integrated device including a photodetector, a transparent substrate, and one or more spacers. The photodetector is formed in a portion of a wafer. The one or more spacers separate the photodetector and the transparent substrate.  
WO/2018/065982A1
Systems and methods are provided, which use at least two coherent light sources with known phase relations between them, which are configured to illuminate a target with at least two corresponding spots, an optical unit comprising a mask...  
WO/2018/058896A1
Disclosed is a frequency stabilization device for a laser interferometer, comprising a circuit control system (9), a laser (2), a guiding light path, a frequency stabilization light path and a laser output light path. The guiding light p...  
WO/2018/063471A2
Systems and methods are provided which utilize optical microcavity probes to map wafer topography by near-field interactions therebetween in a manner which complies with high volume metrology requirements. The optical microcavity probes ...  
WO/2018/063220A1
An apparatus comprises a substrate; a laser emitter arranged on the substrate; a photodiode arranged on the substrate; resin encapsulating the laser emitter and the photodiode, wherein the resin includes a top surface above the laser emi...  
WO/2018/060234A1
A method and setup for phase contrast microscopy is disclosed in the present invention. The improved phase contrast microscopy setup comprises a glass plate (110) for generating two reflected beams (114A,114B,116A,116B) from one sample b...  
WO/2018/061274A1
Provided is a three-dimensional measuring device with which light having different wavelengths can be used to enlarge a measuring range and improve measuring efficiency. A three-dimensional measuring device 1 is provided with: a polarizi...  
WO/2018/063546A1
Example embodiments include an optical assembly for an optical interrogation system having a single core or a multicore sensing fiber, a measurement fiber to couple light into the sensing fiber, and a reference fiber arranged with the me...  
WO/2018/064227A1
Methods and systems for performing spectroscopic reflectometry measurements of semiconductor structures at infrared wavelengths are presented herein. In some embodiments measurement wavelengths spanning a range from 750 nanometers to 2,6...  
WO/2018/057935A1
A method for high-resolution imaging includes: (i) forming, via a first lens, a first image at a first bundle-end of a fiber imaging bundle that has a second bundle-end opposite the first bundle-end and (ii) forming, via a second lens, a...  
WO/2018/055606A1
A high-performance single-chip, integrated-optics-based OCT system is disclosed, where the length of the reference arm is digitally variable. The reference arm includes a plurality of switch stages comprising a 2x2 tunable wavelength-ind...  
WO/2018/057972A1
A lens-free microscope system for automatically analyzing yeast cell viability in a stained sample includes a portable, lens-free microscopy device that includes a housing containing a light source coupled to an optical fiber, the optica...  
WO/2018/057711A1
Technologies for determining positional coordinates on the surface of an object are disclosed. In some embodiments the technologies utilize a code drum to encode incident light into structured light and non-structured light that is proje...  
WO/2018/057579A1
A system for machine vision spectral imaging includes a spectral imager, a substrate, and a processor. The spectral imager comprises a Fabry-Perot etalon including a settable gap. The substrate has relative motion with respect to the spe...  
WO/2018/055605A1
A high-resolution single-chip spectrometer is disclosed. Embodiments of the present invention are analogous to Fourier-transform spectrometers; however, embodiments of the present invention have no moving parts. An illustrative embodimen...  
WO/2018/057583A1
A system for determining a calibrated spectral measurement includes a tunable Fabry-Perot etalon, a detector, and a processor. The tunable Fabry-Perot etalon has a settable gap. The detector measures light intensity transmitted through t...  
WO/2018/053462A1
Provided herein are methods of determining the mass of T cells in stem cell transplant (SCT) recipients at risk of developing graft vs host disease (GVHD), and tumor (e.g. melanoma) cells in patients at risk of developing drug resistant ...  
WO/2018/053192A1
Methods and systems for focusing and measuring by mean of an interferometer device, having an optical coherence tomography (OCT) focusing system, by separately directing an overlapped measurement and reference wavefront towards a focus s...  
WO/2018/045735A1
Provided is an apparatus used for laser-measurement signal correction, comprising a laser device (1), a depolarizing beamsplitter prism (2), a polarizing beamsplitter prism (4), a polarization measurement system (5, 7), an external optic...  
WO/2018/047165A1
In some embodiments, an interferometry microscopy system for generating high resolution 3D images in a single shot is described herein. The system is an ultra-high speed, real-time multi-wavelength phase-shift interference microscopy sys...  
WO/2018/045736A1
An emergent and incident light rotating combination mechanism for a laser measurement head, comprising a laser interferometer mainframe (9), a first positioning plunger (10), and a laser measurement head rotating head (11), the first pos...  
WO/2018/042424A1
Systems and methods are provided for vibrations detection in a scene. Systems comprise at least one coherent light source configured to illuminate the scene, an optical unit configured to focus scattered light from the scene onto a pixel...  
WO/2018/040531A1
Provided is an angle measurement and calibration device and system of a laser interferometer. The angle measurement and calibration device of the laser interferometer comprises a laser head (1), an angular interferoscope (2), an angular ...  
WO/2018/035957A1
An aspheric compensating lens (S1), and an aspheric optical detection system and method. The aspheric optical detection system comprises: an aspheric compensating lens (S1) comprising a reference surface (S2) and at least one compensatin...  
WO/2018/037725A1
This Fabry-Perot interference filter 1 is provided with: a substrate 11 which has a first surface 11a; a first laminate 22 which has a first mirror 31; a second laminate 24 which comprises a second mirror 32 facing the first mirror 31 wi...  
WO/2018/037619A1
Provided is a measurement device that is capable of enhancing measurement accuracy and measurement efficiency. This measurement device 1 uses interference fringe images obtained through imaging using imaging systems 4A, 4B to acquire com...  
WO/2018/034188A1
Provided is a light measurement device with which it is possible to maintain high measurement precision. This light measurement device has: a light source 11 for radiating light onto a measurement object 21; a branch part 31 for branchin...  
WO/2018/033741A1
A common path interferometer is disclosed. The interferometer is arranged to divide an input beam into first and second beam portions directed in opposite directions around a cyclic path to form an interference pattern at a detector. The...  
WO/2018/031462A1
One or more devices, systems, methods and storage mediums for performing common path optical coherence tomography (OCT) with a controlled reference signal and efficient geometric coupling are provided. Examples of such applications inclu...  
WO/2018/031574A1
A method of generating 3D information including: varying the distance between the sample and an objective lens of the optical microscope at pre-determined steps; capturing an image at each pre-determined step; determining a characteristi...  
WO/2018/031574A9
A method of generating 3D information including: varying the distance between the sample and an objective lens of the optical microscope at pre-determined steps; capturing an image at each pre-determined step; determining a characteristi...  
WO/2018/031567A1
A method of generating 3D information includes: varying the distance between the sample and an objective lens of the optical microscope at pre-determined steps, capturing an image at each pre-determined step; determining a characteristic...  
WO/2018/025840A1
The present invention addresses the problem of providing a detecting device which reduces the amount of calculation for reconfiguring a depth direction photoelectromagnetic field when a digital holography imaging technique is being used ...  
WO/2018/019808A1
According to one embodiment, the invention relates to a system (100) for the full-field interferential imaging of a sample (S), comprising an illumination path (101) with a light source (111), an interferometer (103) with at least one fi...  
WO/2018/022674A1
In one embodiment, a flow cytometer is disclosed having a compact light detection module. The compact light detection module includes an image array with a transparent block, a plurality of micro-mirrors in a row coupled to a first side ...  
WO/2018/015517A1
A lens free imaging device (100) for imaging a sample. The device (100) comprises a radiation guiding structure (110) in a chip (100) and an imaging region (120). The radiation guiding structure (110) is adapted for receiving an incoming...  
WO/2018/014325A1
A phase modulation-based dual-laser single-frequency interferometric nanometer displacement measurement device, comprising: a single frequency laser (1), first to fourth beam splitters (2, 3, 4, 5), an electro-optic phase modulator (6), ...  
WO/2018/015014A1
A measuring device (10) for interferometric determination of a shape of an optical surface (12) of a test piece (14) comprises an illumination module (16) for producing an illumination wave (34), an interferometer (18), which is configur...  
WO/2018/011466A1
A device for measuring an optical thickness of a layer (110)consisting of one or more materials comprises a measurement section (103) for producing measurement results based on interference between optical waves reflected from the layer ...  
WO/2018/010961A1
There is provided an interferometer system, comprising an heterodyne interferometer and a processing system. The heterodyne interferometer is arranged to provide a reference signal and a measurement signal. The reference signal has a ref...  
WO/2018/009342A1
A fiber includes M primary cores and N redundant cores, where M an integer is greater than two and N is an integer greater than one. Interferometric circuitry detects interferometric pattern data associated with the M primary cores and t...  
WO/2018/007211A1
A measuring method and a measuring system for interferometrically measuring the imaging quality of an optical imaging system are configured, by adapted design of measurement structures of associated structure carriers, to carry out a wav...  
WO/2018/008851A1
A thickness measuring apparatus according to an embodiment of the present invention may comprise: a light emission unit for irradiating light to an object; a lens unit for collecting light generated in the light emission unit; a lattice ...  
WO/2018/009529A1
The present disclosure provides a common-path optical waveguide probe. The common-path optical waveguide probe includes an optical waveguide, a lens, and a reference reflector. The optical waveguide includes a proximal end and a distal e...  
WO/2018/007101A1
An interfere) metric microscopy arrangement (1) is presented having an objective lens (20) that receives a light beam (9) emerging after sample interaction, wherefrom the light beam (9) is received by a beam splitter unit (30), positione...  
WO/2018/002593A1
There is described an interferometer for use in an optical locker. The interferometer comprises at least two transparent materials having different thermal path length sensitivities. The interferometer is configured such that an input be...  
WO/2018/005987A1
A system (100) for interrogating parameters at a plurality of locations in a sample (108) includes first and second ultrafast laser sources (102, 104), a reference device (110), and detector and processor units (124, 128). The first and ...  

Matches 1 - 50 out of 11,007