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Matches 1 - 50 out of 11,195

Document Document Title
WO/2019/010349A1
A distance-measuring pixel apparatus includes a photonic integrated circuit disposed on a common substrate that further includes a photonic integrated circuit substrate having disposed thereon two 3 dB directional couplers, a GRIN lens, ...  
WO/2019/009392A1
The purpose of the present invention is to provide an optical device with which it is possible to suppress reductions in the movability performance of a movable mirror and suppress increases in the size of the device overall while increa...  
WO/2019/009401A1
This optical module 1 is provided with: a mirror unit 2 including a base 21, a movable mirror 22, and a fixed mirror 16; a beam splitter unit 3 which is provided to one side of the mirror unit 2 in a Z-axis direction; a light entrance pa...  
WO/2019/008964A1
Provided are an interferometer, a Fourier transform spectroscopic device and a component analyzing device which are highly resistant to vibration, are inexpensive and compact, and have a high resolution. An interferometer 10 is provided ...  
WO/2019/009402A1
An elastic support part in this optical device is provided with: a pair of levers which face each other in a second direction orthogonal to a first direction; a pair of first torsion support parts which extend in the second direction, an...  
WO/2019/009393A1
The purpose of the present invention is to provide an optical device, and a method for manufacturing the same, with which it is possible to move a movable part a great deal along a prescribed direction while suppressing sticking. This op...  
WO/2019/009403A1
In this optical device, a base and a movable part are formed from a semiconductor substrate having, provided in order from one side in a prescribed direction, a first semiconductor layer, an insulating layer, and a second semiconductor l...  
WO/2019/009400A1
This mirror unit 2 is provided with: a mirror device 20 including a base 21 and a movable mirror 22; an optical functional member 13; and a fixed mirror 16 which is disposed on the side of the optical functional member 13 opposite that o...  
WO/2019/008229A1
A microelectromechanical (MEMS) Fabry-Perot interferometer (100) comprises a transparent substrate (110); a first metallic mirror structure (120) on the transparent substrate (110), comprising a first metal layer (121) and a first suppor...  
WO/2019/008569A1
The present invention relates to a novel label-free tomographic interferometry technique implemented inside an environmental chamber (e.g. imaging incubator) that provides rapid capturing of the three-dimensional (3-D) refractive index d...  
WO/2019/009404A1
This optical module 1A is provided with: a mirror unit 2 including a movable mirror 22 and a fixed mirror 16; a beam splitter unit 3; a light entrance part 4; a first photodetector 6; a second light source 7; a second photodetector 8; a ...  
WO/2019/009399A1
This mirror unit 2 is provided with: a mirror device 20 including a base 21 and a movable mirror 22; an optical functional member 13; and a fixed mirror 16 which is disposed on the side of the optical functional member 13 opposite that o...  
WO/2019/009391A1
This optical module is provided with a mirror unit and a beam splitter unit. The mirror unit is provided with: a base having a main surface; a movable mirror; a first fixed mirror; and a drive unit. The beam splitter unit, the movable mi...  
WO/2019/002616A1
An exemplary optical apparatus has an OCT imaging apparatus with a first light source for low coherence light of wavelengths above a threshold wavelength and a signal detector that obtains an interference signal between low coherence lig...  
WO/2019/005744A1
An apparatus, system, and method combining a liquid transfer device with a non-contact liquid fill height sensor to improve the reliability, accuracy, and precision of liquid transfers and to determine liquid fill height and liquid volum...  
WO/2019/001795A1
The invention relates to a method for correcting an image, which is based on an examination of a target (900) by an examining beam of a device for optical coherence tomography, wherein the optical path length and/or the polarization of t...  
WO/2018/236464A1
One or more devices, systems, methods and storage mediums for performing optical coherence tomography (OCT) while reducing and/or eliminating crosstalk noise are provided. Examples of such applications include imaging, evaluating and dia...  
WO/2018/234331A1
The invention relates to methods and devices for additive manufacturing of workpieces ("3D print"). In this case, a test with a test method, for example by means of laser ultrasound, is carried out for analysis during the manufacturing. ...  
WO/2018/232140A1
An interferometer is provided that includes a single retroreflector arranged at a target plane and a plurality of retroreflectors arranged at a reference plane of the interferometer. The single retroreflector and the plurality of retrore...  
WO/2018/232325A1
A hollow light-weight, low-cost, and high-performance 3D Luneburg lens structure using partially-metalized thin film, string, threads, fiber or wire base metamaterial to implement the continuously varying relative permittivity profile, c...  
WO/2018/225574A1
A light interference unit (20) is provided with: a branching optical element (21), a multiplexing optical element (23), and at least one fiber device (22). The branching optical element (21) branches, into a measurement beam and a refere...  
WO/2018/225068A1
A holographic interferometer, comprising: at least one imaging device capturing an interference pattern created by at least two light beams; and at least one aperture located in an optical path of at least one light beam of the at least ...  
WO/2018/222782A1
An otoscope uses differential reflected response of optical energy at an absorption range and an adjacent wavelength range to determine the presence of water (where the wavelengths are water absorption wavelength and an adjacent non-abso...  
WO/2018/219785A1
The invention relates to a method for reconstituting colour information of a sample measured by white light optical profilometry, comprising an acquisition (21) of interferograms at a plurality of points or pixels of said sample, said me...  
WO/2018/215114A1
The invention relates to a shearography device (2) comprising a coherent beam source (6), an optical diffracting unit (12) for diffracting the radiation (8) emitted by the beam source (6) and reflected by a test object (4), and a recordi...  
WO/2018/217171A1
A handheld optical probe and a method for in vivo characterisation of a tissue is described herein. The optical probe comprises a Raman spectroscopy (RS) source input arranged to provide a RS signal; an optical coherence tomography (OCT)...  
WO/2018/212645A8
The present document relates to a scanning probe microscopy system and method for mapping nanostructures on the surface of a sample. The system comprises a sample support structure, a scan head including a probe comprising a cantilever a...  
WO/2018/212645A1
The present document relates to a scanning probe microscopy system and method for mapping nanostructures on the surface of a sample. The system comprises a sample support structure, a scan head including a probe comprising a cantilever a...  
WO/2018/206474A1
The invention relates to a method of measuring a particle density of particles (10) with a size of less than 20 µm, preferably less than 10 µm in a fluid, the method comprising the steps of: emitting a laser beam (112) to a mirror (160...  
WO/2018/206731A1
The present disclosure relates to a distance measuring arrangement for determining a distance from an object (20), wherein the distance measuring arrangement comprises the following: – at least one light source (12) for producing at le...  
WO/2018/208018A1
An optical interference measuring apparatus is disclosed. The optical interference measuring apparatus according to an embodiment of the present invention is designed to measure the surface of an object to be measured, by using interfere...  
WO/2018/209339A1
Integrated photonic chips and related systems and methods suitable for space-division multiplexing optical coherence tomography scanning are disclosed. In one embodiment, the photonic chip comprises a substrate, an optical input port whi...  
WO/2018/204748A1
A computer-implemented method of imaging an object, and an optical coherent tomography (OCT) imaging system implementing same. The method comprises acquiring a three-dimensional optical coherence tomography (OCT) data set representing an...  
WO/2018/200712A1
A circuit for generating a swept source optical coherence tomography (SS-OCT) imaging calibration clock. The circuit comprises a first photodetector configured to convert an SS-OCT optical calibration signal to an SS-OCT electrical calib...  
WO/2018/200350A1
The ROC value of a test surface (14) is measured with a single spectrally- controlled interferometric measurement using a reference source (18) of known ROC. The test surface is placed at the confocal position (24) of the reference surfa...  
WO/2018/192988A1
The invention relates to an OCT examination device for detecting an object by means of optical coherence tomography, comprising an OCT radiation source, which emits an OCT radiation, an OCT beam path, comprising an OCT output direction o...  
WO/2018/195076A1
An optical pen for an optical measurement system includes a probe body arranged to be adjustably mounted in a measuring machine for optically measuring a test object. A single mode fiber optically coupled within the pen body transmits a ...  
WO/2018/194985A1
Systems and methods are disclosed for generating hyperspectral images, which may correspond to a three dimensional image in which two dimensions correspond to a spatial field of view and a third dimension corresponds to a frequency domai...  
WO/2018/189250A1
A system of super-resolution full-field optical metrology for delivering information on the surface topography of a sample or object (6) on the far-field nanometre scale, comprising a light source (2), an interferometer (1a, 1b, 1c, 1d) ...  
WO/2018/178064A1
A method for obtaining a phase shifted shearogram of a target for shearography comprising the steps of irradiating the target with a polarized coherent light beam from a polarized coherent light source, wherein a phase of at least one po...  
WO/2018/182751A1
A first camera and a second camera oriented at different angles and spaced a separation distance to determine surface height measurements. The cameras are focused at a lens focal length to a surface area to record a captured image pair o...  
WO/2018/172119A1
The present invention relates to a low-coherence interferometer apparatus or device (100, 200) for determining information on the structure and/or the location of interfaces of an object (13) comprising: a polychromatic light source (11)...  
WO/2018/171970A1
The invention relates to a position measurement system configured to measure a position of an object, comprising: - a displacement interferometer having a first capture range; - a time-of-flight sensor having a second capture range that ...  
WO/2018/166851A1
The invention describes a laser sensor module (100) for detecting a particle density of particles (10) with a size of less than 20 μm, preferably less than 10 μιη in a fluid, wherein the laser sensor module (100) comprises a laser (1...  
WO/2018/169486A1
According to embodiments of the present invention, an optical imaging device is provided. The optical imaging device includes an optics arrangement having a focusing optics, the optics arrangement configured to generate a plurality of co...  
WO/2018/166883A1
The invention relates to a method for operating a surface-emitting semiconductor laser (2) having an HCG mirror with variable wave number k. A trigger signal (17) is produced on the basis of a time-dependent control voltage U(t) or simul...  
WO/2018/166786A1
An embodiment of the invention relates to a method for carrying out a time-resolved interferometric measurement comprising the steps of generating at least two coherent waves, overlapping said at least two coherent waves and producing an...  
WO/2018/170091A1
An embodiment of a ruggedized interferometer is described that comprises a light source (210) that generates a beam of light; a fixed mirror (207); a moving mirror (205) that travels along a linear path; a beam splitter (215) that direct...  
WO/2018/162303A1
An optical probe (2) for optically examining an object (1) is described, said optical probe having a first optical beam path for a scanning imaging method and a second optical beam path for a spectroscopic method. The optical probe compr...  
WO/2018/160561A1
An Image based handheld imager system is disclosed utilizing consumer-grade 2D camera arrays, while also addressing the problems of image quality, sensitivity, and imaging depth.  

Matches 1 - 50 out of 11,195