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WO/2024/094230A1 |
Disclosed in the present application are a measurement device and measurement method for the transmittance and numerical aperture of an optical fiber. The measurement device comprises a laser source, a first optical fiber holder, a first...
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WO/2024/095531A1 |
An alignment device (4) for a multicore optical fiber (1) comprises: a fiber rotation unit (41) that changes the rotation angle about the axis of the multicore optical fiber (1); a fiber bending unit (42) that bends, in a predetermined d...
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WO/2024/092308A1 |
A brake monitoring system (1) comprising: a friction body (5); a sensor component (7); a light source (11); and a light sensor system (17). The sensor component (7) includes a fiber bragg grating (FBG) (9), wherein the friction body (5) ...
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WO/2024/091628A1 |
The present disclosure relates to metrology measurement systems, and related methods. In one or more embodiments a system, includes a substrate support, and an optical arm. The optical arm includes a light source operable to project a fi...
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WO/2024/091626A1 |
The present disclosure relates to metrology measurement assemblies, and related methods. In one or more embodiments a laser arm assembly includes a laser arm. The laser arm includes a motor mount disposed between a laser end of the laser...
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WO/2024/088980A1 |
The present invention relates to a closing device (10) for closing a container (52), in particular a pharmaceutical or cosmetic container, which has a closure cap (48), wherein the closing device (10) has a holding apparatus (12) and a f...
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WO/2024/091683A1 |
The present disclosure relates to metrology measurement systems and related methods. In one or more embodiments a measurement system is provided. The measurement system includes a stage operable to retain an object and a light engine dis...
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WO/2024/079819A1 |
A optical monitor device (10) comprises: a bend-applying unit (11) that forms a bent portion (6) in each of a plurality of optical fibers (5); and a leak light measurement device (12) that separates leak light (8), which is of propagatin...
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WO/2024/080104A1 |
An optical fiber characteristic measurement device (1) includes: a light source (11) that emits laser light modulated at a prescribed modulation frequency; incident parts (12, 13, 15, 16) that make the laser light, in the form of probe l...
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WO/2024/075077A1 |
Method for monitoring the strain and/or stress of at least one portion of a structure in composite material (10) having a body adapted to define a neutral axis (N) when loaded, comprising the steps of providing at least two fibre-optic s...
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WO/2024/074276A1 |
Methods, and corresponding systems for, determining one or more aberrations of a projection system (for example a projection system of a lithographic apparatus) are disclosed. One method comprises performing a phase stepping or phase sca...
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WO/2024/067042A1 |
A method and apparatus for determining a drop depth of screen light leakage and an electronic device. The method comprises: acquiring sampling data according to a vertical synchronization signal; determining a first sampling sequence, an...
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WO/2024/068294A1 |
In a measuring method which uses an EUV reflectometer to measure the reflectivity of an EUV radiation-reflecting test object (PR) as a function of the wavelength of the EUV radiation and of the angle of incidence of the EUV radiation on ...
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WO/2024/069792A1 |
The purpose of the present disclosure is to provide a device and a method capable of acquiring, from a near-field pattern, an MFD for more accurately estimating a connection loss of each spatial mode of an optical fiber containing a core...
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WO/2024/069619A1 |
A system for the measuring of integrated deformations along a direction of a structure by means of an optical fiber sensor is provided, the system comprising a device for the measuring of the deformations of said structure, wherein the m...
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WO/2024/065878A1 |
A wave plate delay and fast axis measurement method based on light intensity. The method comprises the following steps: S1: placing a polarizer (1), a polarization analyzer (3), and a light intensity detector (4) along an optical path di...
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WO/2024/065898A1 |
A high-precision light spot test system and method based on a space imaging system. The test system comprises: a wide-spectrum light source (1), an optical fiber (2), a light source focusing lens (3), a Kohler lens (4), a beam splitter (...
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WO/2024/066952A1 |
A binocular colorimeter and a method for measuring the chromaticity of extended reality glasses, which belong to the field of display device measurement. The binocular colorimeter comprises left and right optical lenses (1) located at th...
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WO/2024/057440A1 |
This light measurement device is provided with an image formation optical system, a phase synchronization unit, an imaging unit, and a measurement unit. The image formation optical system splits object light from an end surface of an opt...
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WO/2024/055662A1 |
The present application relates to a near-eye display module inspection method and inspection system. The method comprises: in a focusing space, determining a plurality of focusing positions in a direction perpendicular to a screen of a ...
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WO/2024/059310A1 |
Measurement systems and methods of optical device metrology as described herein. In an example, a method includes projecting a light beam of a first intensity to a lens coupler disposed on a first surface of an optical device substrate, ...
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WO/2024/057379A1 |
An optical fiber sensing system according to the present disclosure comprises: an optical fiber (10); a communication unit (21) that transmits pulse light to the optical fiber (10) and receives an optical signal from the optical fiber (1...
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WO/2024/058668A1 |
At least a part of an optical fiber is embedded in a solid structure with an accessible end of the optical fiber accessible from outside the structure. A plurality of photo-acoustic ultrasound emitters is present distributed along the em...
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WO/2024/056864A1 |
The invention relates to a method for determining a refractive index of an optical test object (100), which has a first surface (102) and a second surface (104) arranged at a wedge angle (ω) to the first surface (102), the method compri...
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WO/2024/058669A1 |
A solid structure is inspected by means of acoustic signals using different directional acoustic emission patterns. The solid structure comprises an optical fiber bundle having at least an embedded part embedded in the solid structure. T...
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WO/2024/057962A1 |
The present invention comprises: an acquisition step (S12) for acquiring a one-dimensional brightness profile by subjecting an inspection image in a pixel area of a display panel photographed by a photographing device to image processing...
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WO/2024/056501A1 |
The invention relates to a method (10) for processing a reference element (14) for an interferometer configured to measure a surface shape of a test object, wherein the reference element (14) is transmissive in relation to a measurement ...
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WO/2024/051319A1 |
A galvanometer (303) performance detection system and method and a storage medium. The galvanometer (303) performance detection system comprises: a control module (301), used for controlling parameters of a laser (302) and/or the galvano...
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WO/2024/053224A1 |
An optical characteristic measurement system according to the present disclosure comprises: a light source that is capable of causing pulsed light to enter a first core of a multicore optical fiber; a light receiver that is capable of re...
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WO/2024/051988A1 |
The invention relates to a method (1) for calibrating vehicle headlights. An incorrect position of a pre-defined light distribution is determined by evaluating images of at least one vehicle camera. The invention is characterized in that...
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WO/2024/052181A1 |
The invention relates to a test assembly (1) for a sensor component (2) of a system for an automated drive, wherein the sensor component (2) comprises at least one optical element (21, 22). The test assembly (1) is designed to couple lig...
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WO/2024/047699A1 |
The present disclosure is an optical line monitoring system characterized by comprising: a plurality of optical couplers that each combine light from a first terminal and test light from a third terminal, output the resulting light to an...
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WO/2024/049102A1 |
The present invention relates to a fixture for evaluating optical communication lens performance and a method for evaluating lens performance using same. More specifically, provided is a fixture for evaluating the performance of an optic...
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WO/2024/041676A1 |
A monitoring method for the switching-off/switching-on state of an isolating switch. The method comprises: selecting several monitoring points on a rotating member of an isolating switch (S1); acquiring a standard motion trajectory of ea...
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WO/2023/240581A9 |
A contact lens product as well as a packaging case thereof and a test method therefor. The packaging case (1) comprises an accommodating recess body (11) and a piece body (12) connected to the accommodating recess body (11), a plurality ...
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WO/2024/038487A1 |
The purpose of the present disclosure is to enable evaluation of bidirectional crosstalk in an uncoupled multicore fiber transmission line, even in a case where intercore crosstalk is minimal. The present disclosure is a device that us...
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WO/2024/034536A1 |
When light from a light source (10) is emitted from a rear surface of a panel (2) on which a display object (3) is formed, light transmitted through the display object (3) causes the display object (3) to be displayed, with a pattern on ...
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WO/2024/031819A1 |
A test method for an integrated Micro LED. By immersing a Micro LED in a conductive liquid (2) for testing, a P electrode (5) is grounded by means of the conductive liquid (2), and a common N electrode (4) which is not immersed in the co...
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WO/2024/034636A1 |
This bending loss measuring method for resin-coated optical fibers comprises: a first step for determining a reference winding number such that the wavelength dependence of a bending loss value of an optical fiber in a region at a prescr...
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WO/2024/033526A1 |
The invention relates to a device (1) for the interferometric checking of optical surfaces (2), comprising a light source (4) designed to generate an exposure beam (5), wherein at least one conversion element (6), in particular a convers...
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WO/2024/028559A1 |
One aspect of the invention relates to a system (100) for automatically measuring the optical quality of a given region (12) of a vehicle glazing unit (140), comprising: - a device (120) for emitting and receiving a beam of light rays, p...
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WO/2024/028939A1 |
Provided are an optical line testing device and an optical line testing method, by which output light from a laser light source is split into a probe light path and a local light path, and modulated light, which is obtained by modulating...
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WO/2024/029428A1 |
Provided is an optical fiber manufacturing method provided with a fiber connection step for connecting a first optical fiber that is wound on a first bobbin and a second optical fiber that is wound on a second bobbin and producing a sing...
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WO/2024/028936A1 |
This light beam path testing device and this light beam path testing method split output light from a laser light source into a probe optical path and a local optical path, and convert modulated light obtained by modulating input light i...
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WO/2024/022835A1 |
The invention relates to a method for inspecting a component (2), in particular a component (2) of a lithography system, wherein - at least one inspection area (6) of the component (2) is illuminated with a search beam (5) in a darkroom ...
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WO/2024/024094A1 |
The purpose of the present invention to provide an inter-mode group delay difference measuring device and method that can measure a DMD with a simple configuration even if an FMF to be measured is at a long distance. An inter-mode grou...
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WO/2024/021227A1 |
A straight-turning EMLSOA chip bar test machine and an inspection method, which belong to the technical field of semiconductor inspection. The test machine comprises a feeding mechanism, a test table (2), a first moving mechanism (6), a ...
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WO/2024/020737A1 |
A method for detecting a mura of a virtual image in a near-eye display (110, 410, NED) and a method for demura are provided. The method for detecting a mura includes acquiring the virtual image rendered in the near-eye display (110, 410,...
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WO/2024/024714A1 |
A measurement range determining device comprises a determining means (21) for determining a measurement range corresponding to a light emission state of a measurement target object (4), from among a plurality of measurement ranges of an ...
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WO/2024/017275A1 |
An element tolerance analysis method for an optical system, comprising: determining a wave aberration tolerance corresponding to an optical curved surface of an optical element to be analyzed (S11); and according to the wave aberration t...
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